listed Jun 5, 2026Detached Single Family▼ Price cut: $600,000 (8/20)
$8,900,000
4-Bedroom Detached Single Family in BLUE MOUNTAIN BEACH
518 Blue Mountain Road, Santa Rosa Beach, FL 32459
Detached Single Family in BLUE MOUNTAIN BEACH, Santa Rosa Beach · No CDD on record
BLUE MOUNTAIN BEACH · Santa Rosa Beach, FL 32459 · Walton County
Listing data updated October 22, 2026 at 6:48 PM ET · checked against the MLS hourly
Listed by A List Beach Realty LLC (MLS) · Page maintained by Momentum Realty (EAB RE Investments LLC) · Brittany Brooks, broker of record
4Bedrooms
2Bathrooms
1970Year Built
WaterfrontNo CDD on record4 bedrooms
How to read this page: MLS listing facts carry their source; everything else is labelled as a public record, a calculation, an estimate, or something to verify. Where local data is too thin to support a number, the page says so instead of guessing.
Buyer leverage
Strong buyer advantage
139 days on market
1698.0 months
Supply around this home
Seller <3 · balanced 3-6 · buyer >6
Zone VE
Flood risk
Confirm requirements with FEMA; ~29 ft elevation
$40k–$84k/yr
Est. insurance · illustrative
Not a carrier quote; premiums vary widely by property. Get a real quote.
518 Blue Mountain Road in Blue Mountain Beach, Santa Rosa Beach is listed at $8,900,000. That is 200% above Blue Mountain Beach's median closed sale of $2,962,500 over the last 12 months (90 recorded sales). It has been listed Jun 5, 2026, longer than the community's typical 54 days to contract. Listing facts: built in 1970, waterfront. The parcel maps to FEMA flood zone VE, a special flood hazard area where lenders generally require flood insurance. Figures are from the MLS record and county data; deemed reliable but not guaranteed.
No CDD assessment on record
Built 1970 · 56 yrs
listed Jun 5, 2026
Listing description
About this home
This is the only Gulf-front home currently available in Blue Mountain Beach and sits at the highest natural elevation along the Florida Panhandle and the entire Gulf Coast--undoubtedly an extraordinary distinction in one of 30A's most tightly held stretches of coastline. With the most recent Gulf-front sale reaching $16,700,000 and another sale with similar frontage closing at $16,300,000, recent market activity underscores the increasing value of Blue Mountain Beach Gulf-front property and the scarcity of opportunities offering this combination of frontage, natural elevation, privacy and setting. A rare and irreplaceable opportunity in the heart of Blue Mountain Beach, this legacy Gulf-front property has been held by the same family since 1970 and has never before been offered for sale in its 56-year history.
Offering approximately 75 feet of direct Gulf frontage and nearly 30 feet of natural elevation, this is the kind of coastal asset builders, investors and legacy buyers can wait years to secure. Its development potential is equally compelling. As a grandfathered lot, the property benefits from approximately 5-foot side setbacks--an increasingly valuable advantage when designing on Gulf-front land.
Combined with its generous width, mostly cleared homesite, existing seawall and ownership rights extending to the mean high water line, these characteristics provide exceptional flexibility for future design and the potential to accommodate a substantially larger Its development potential is equally compelling. As a grandfathered lot, the property benefits from approximately 5-foot side setbacks--an increasingly valuable advantage when designing on Gulf-front land. Combined with its generous width, mostly cleared homesite, existing seawall and ownership rights extending to the mean high water line, these characteristics provide exceptional flexibility for future design and the potential to accommodate a substantially larger residential footprint while preserving valuable space for a pool and expansive Gulf-front outdoor living.
But the numbers only tell part of the story. Standing here is an entirely different experience. From this remarkable natural elevation, the coastline seems to wrap around you like a horseshoe, creating the feeling of being at the center of an extraordinary stretch of the Gulf.
The view extends west toward Destin and east toward Panama City Beach, with miles of coastline unfolding in both directions. Even from the main floor of the existing cottage, the Gulf fills your field of vision and creates the remarkable sensation of sitting almost directly above the water. That is part of what makes Blue Mountain Beach different.
You don't necessarily have to build high to capture extraordinary Gulf views--the land itself provides the vantage point. Nearly 30 feet of natural elevation creates an expansive perspective that feels dramatically different from much of the surrounding coastline. It isn't simply the view; it's the feeling of being there.
Short-term rental friendly and uniquely positioned away from public beach access points, the property offers enhanced privacy and guest appeal while remaining convenient to everything along 30A. Just down from where Blue Mountain Road meets the Gulf and Big Redfish Lake, the property sits near the area's spectacular coastal dune lake outflows and a natural buffer between Grayton Beach and Blue Mountain Beach, helping preserve the serene, low-density character of this shoreline and naturally discouraging the overcrowding found along more heavily accessed stretches of the coast. Tucked along a quiet, low-traffic street, the property offers an exceptional foundation for a future luxury Gulf-front residence, legacy family retreat or high-performing vacation rental.
The existing Old Florida cinderblock cottage, with a 2022 roof, offers 4 bedrooms, 2 baths, approximately 1,760 square feet and a fireplace, and remains largely original. Preserve its nostalgic coas…
All 54 photos
Description provided by A List Beach Realty LLC and reproduced from the MLS; not independently verified.
Listing data, public records, our calculations, and what to verify — each fact shown once. Estimates and calculations shown are for general information only, are not appraisals or advice, and should be independently verified.
Listing facts MLS
List price$8,900,000
Bed / bath4 / 2
Year built1970
Property typeDetached Single Family
MLS #1004685
Listing statuslisted Jun 5, 2026
Public records & third-party data
FEMA flood zoneZone VE
Ground elevation~29 ft
CountyWalton
Area listings816 active · 172 under contract
Estimated first-year tax~$86,350/yr
CDD assessmentNone on record
HOANot reported
Calculated estimates
Estimated monthly payment$61,322
Insurance (illustrative)$40k–$84k/yr
Comparable-sales median$2,962,500
Buyer should verify Buyer verify
Exact HOA dues, fees, and restrictionsRoof age and conditionHVAC age and conditionA property-specific insurance quoteSurvey and lot boundariesPermit historyFlood-insurance requirementsSchool zoning (confirm with the district)Property taxes after sale (homestead reset)CDD / community assessmentsSquare footage and room dimensions
Financing
Estimated monthly payment
$61,322/mo
Principal & interest $49,297/mo80%
Taxes $7,196/mo12%
Insurance $4,828/mo8%
$61,322/mo at 20% down, 30-yr @ 7.4% · edit any field to update.
Estimate: asking price less the $50,000 homestead exemption × Walton County rate (9.76 mills, county-average millage, 2025; verify with the property appraiser). Not a bill.
⚠️
Property taxes in Florida are reassessed after a sale, so a buyer’s first full-year bill can be higher than the seller’s. Budget from this estimate, not the current bill, before you make an offer.
Current owner’s estimated bill $30,875/yr ($2,573/mo) — taxable value $3,163,441 × 9.76 mills
$55,475 more each year
(+180%)
Most of this comes from Florida’s Save Our Homes assessment cap resetting when the home sells — the current owner’s protected assessment does not transfer to a new buyer.
🛡️
Current ownerProtected by Save Our Homes
🔄
Home sellsResets the January after
🧾
Buyer paysBased on purchase price
$824,548
Save Our Homes benefit
The current owner’s protected taxable value sits this much below market — which is why today’s bill is lower than a new buyer’s.
$3,987,989
Market value
$3,163,441
Assessed
$3,163,441
Taxable
Certified 2025 tax roll values for this parcel (Florida DOR). The roll gives values, not the bill; the current owner’s bill above is estimated from the taxable value.
Sources: Florida DOR certified tax roll (2025), Emerald Coast AR; millage: Florida TaxWatch 2025 How Florida Counties Compare (county-average millage); school portion estimated at ~42% of total, capped at 6.50 mills. County public record, not MLS data — matched to this home by parcel ID. Estimates are not a tax bill; the county property appraiser and tax collector set the actual amount.
What it really costs to own 518 Blue Mountain Road
The parts of the monthly number a mortgage calculator leaves out, from this listing's MLS record, the county tax roll, Citizens and FEMA. Property facts only.
Property tax
The current owner's bill is about $30,875/yr (certified county roll, taxable value × millage). Buy at the asking price of $8,900,000 and the first-year bill resets to about $86,350/yr (the parcel is matched to the certified roll; asking price less the $50,000 homestead exemption × 9.76 mills (county-average millage, estimate)); Save Our Homes caps later increases at 3%/yr.
Home and flood insurance
The average Citizens Property Insurance premium in Walton County is $1,942/yr (433 policies, Citizens detail by county, April 2026); private-market quotes differ by roof age, wind mitigation and distance to the coast. The page's modeled range for this home is $40,500–$84,000/yr; neither is a quote. Flood: this address maps to FEMA zone VE, a high-risk zone where flood insurance is required with a federally backed mortgage. Statewide, a zone A/AE/VE flood policy runs about $1,200–$2,500/yr (FEMA Risk Rating 2.0 averages, not a quote).
Roof and age
Built in 1970. An original roof would be about 56 years old; under Florida's 2022 reform (SB 2-D) carriers may require an inspection past 15 years, so budget for a roof report and ask for the roof permit date.
Estimated ownership costs
Estimated costs & disclosures
Estimated ownership costs for general information. Confirm each with the county, your lender, and an insurer. See data & estimate notes.
CDD assessment
None on record
No CDD assessment appears in our records for this community. CDD assessments show on the county tax bill — confirm with the tax collector.
Insurance (illustrative range)
$40k–$84k/yr
An illustrative modeled range, not based on carrier underwriting and not a quote. Florida premiums vary significantly by roof age, wind-mitigation features, claims history, and carrier — a real quote can land well outside this range. Flood zone VE — confirm flood coverage. Get a quote from a licensed insurer before relying on any figure.
HOA
Not reported
Not stated in the listing. Confirm with the listing agent or the county record; $0 is used in the payment estimate.
Environmental data
Flood zone & elevation
Sourced environmental data for the parcel. Confirm with FEMA and your insurer.
FEMA flood zone
Zone VE
From the FEMA flood map. Lender-required flood insurance may apply; confirm for the parcel.
Ground elevation
~29 ft
Approximate parcel elevation from USGS; confirm exact elevation with a survey.
Windstorm / insurance
Obtain a quote
Walton County is on the Florida coast; wind coverage is a major part of the premium. Premiums and coverage vary by home (roof age, wind mitigation, claims history); obtain a quote from a licensed insurer.
Hazard risk
Natural hazard risk
FEMA National Risk Index for Walton County, FL: overall Relatively Moderate. Ratings compare this county with every county in the United States for expected annual loss from each hazard.
HurricaneRelatively High
Coastal floodingRelatively Moderate
Inland floodingRelatively Low
Heat waveRelatively Low
WildfireRelatively Low
TornadoRelatively Moderate
LightningRelatively High
Strong windRelatively Low
DroughtVery Low
HailVery Low
Cold waveRelatively Low
Winter weatherVery Low
Source: FEMA National Risk Index (county level, hazard risk ratings only). Ratings describe the county, not this parcel; the flood zone shown above is parcel-specific. Verify insurance requirements with your lender and agent.
Connectivity
Internet & broadband
Fiber
Check availability
Address-level fiber service is not confirmed for this home. Check the FCC National Broadband Map (broadbandmap.fcc.gov) or the provider for this address.
Cable
Check availability
Cable broadband is common in Florida and Georgia towns but not confirmed for this address; verify with the provider.
Fixed wireless / satellite
Check availability
5G home internet and satellite service depend on the exact location; check coverage for this address.
Momentum Research · Walton County
Pricing & the Walton County market
How this home is priced against recent nearby sales, and where Walton County has been over 25 years. Momentum Research analysis of Emerald Coast MLS records; closed sales, deemed reliable but not guaranteed. Estimates only; see data notes.
Median sale price by year
12-month median closed price, 2012–2026.
Market Heat by year (0–100)
Momentum Market Heat, 2013–2026. Now 47 (normal).
Property timeline
This home’s history
1970BuiltPer public record
About Jun 2026Listed (per MLS)Approximate list date from the MLS cumulative days-on-market count (<span class="mw-dom" data-listed="2026-06-05" data-fmt="dom">listed Jun 5, 2026</span>)
Aug 4, 2026First seen on movewithmomentum.comObserved at $9,500,000
Aug 20, 2026Price cut$8,900,000 (-$600,000, -6.3%)
NowActiveCurrently for sale
Build year is from public record. The MLS list date is approximate (today minus the cumulative days on market the MLS reports, which can span relistings). Other milestones reflect movewithmomentum.com’s own observations since we began tracking this listing and are not the MLS listing history; dates and prices are deemed reliable but not guaranteed.
Transparency
Price & listing history
Listed for $8,900,000Momentum Realty · listed Jun 5, 2026
Public records
Building permits
Permit history not yet linkedConfirm permit history with the county building department.
How it stacks up
Comparable recent sales
No closed sales of a similar home within about 10 miles in Walton County in the last 18 months are in our MLS data set, so this page shows no comparable-sales median or automated estimate for BLUE MOUNTAIN BEACH. A licensed Momentum Realty agent can prepare a property-specific comparative market analysis on request.
Momentum Scores
Momentum Property Score
35/100
Strongest on: Pricing power (69), Market liquidity (56)
0 limited50100 exceptional
35/100 is limited across the objective indicators below. It reflects only those measures — not the home’s quality, condition, or desirability.
A 0-100 score built from objective property and market data: flood risk, insurance, pricing, supply, affordability, and recent sales. Higher means more measures line up in a buyer’s favor. It reflects only the factors below.
Affordability0
List price $8,900,000 vs the community median $2,962,500. Not a measure of personal affordability.
Flood safety30
FEMA Zone VE, ~29 ft elevation. Verify the parcel with FEMA.
Insurance cost0
From FEMA Zone VE and a 1970 build. Obtain a property-specific quote.
Market liquidity56
Community median 54 days on market (12-month record).
Pricing power69
Recent sales closed at about 94.2% of original asking (~5.8% below). More room below asking generally favors buyers.
Market timing53
Momentum Market Heat is 47/100 (normal). Cooler readings generally favor buyers; hotter readings favor sellers.
Coverage: 6 of 8 indicators had valid data for this home; indicators without data are left out, not scored as zero. Momentum Scores are objective, rules-based indicators computed from listing facts, public records, and recent comparable sales. They do not measure property condition, quality, or investment suitability, and they are not appraisals, valuations, investment advice, or judgments about a neighborhood or who should live there. Verify independently.
Momentum Research
The Momentum read
🟢 Buyer-leaning conditions around this listing. 1698.0 months of supply in the surrounding market and 139 days on market for this home, against a 54-day area median.Days on market:this home 139Area median: 54 daysWhy it matters: above-median time on market, together with the level of supply, is a clear sign of how much leverage sits with buyers.Momentum Research interpretation of the MLS facts in the snapshot above. Listing data provided by the Emerald Coast Association of REALTORS®. Information is deemed reliable but is not guaranteed by the MLS to be accurate. As of September 20, 2026.
35% of homes in Walton County are owner-occupied. An estimated 65% are non-owner-occupied, including 26% held in a company or trust and 42% out-of-state owners.Why it matters: a high owner-occupied share typically means fewer rentals nearby and steadier resale demand.Source: Florida Department of Revenue 2025 assessment roll (public records), 2738 homes matched. Community-level context.
Recent Walton County sales closed near 94.2% of original asking.Why it matters: the community’s own record shows how far opening prices typically move, and how often buyers compete without financing.Momentum Research analysis of Emerald Coast MLS records, community-level, 12 months ending September 20, 2026. Aggregates only; deemed reliable but not guaranteed.
What’s unique here: one of only 816 active listings in Walton County, no CDD assessment.
Updated October 22, 2026 · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness
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Listed by A List Beach Realty LLC · MLS # 1004685
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Keep looking
Similar homes for sale near BLUE MOUNTAIN BEACH
Active listings nearby at a comparable size and price. Listings held by brokerages other than Momentum Realty are marked with the listing broker. Deemed reliable but not guaranteed.
Recent local developments near this home, compiled from news and public sources. Provided for general information; verify details with the original source.
Jul 2026 · Infrastructure
Scenic Walton advances underground utilities and gateway landscape projects
Scenic Walton reported progress on countywide initiatives, including a $200,000 Freeport U.S. 331 gateway landscape project supported by a $100,000 FDOT Highway Beautification Grant, plus a 30A West gateway landscape project and early planning for countywide underground utilities. Funding for the utilities study advanced into Walton County's draft budget for fiscal year 2026 to 2027.
Why it matters: Advances roadway beautification and stormwater improvements along the Freeport U.S. 331 corridor and the 30A west gateway and lays groundwork for utility resilience upgrades across Walton County. The site is about 16 miles northeast of Zz Emeraldcoast Walton Unassigned.
Schools currently assigned to this address in Walton County, provided as neutral factual data. Assignments can change — confirm current zoning with the school district. This is not a statement about the home's suitability for any person or family.
GRADEA
Dune LakesAssigned elementary school · Walton County School District · Grade A (Florida DOE 2025-26)
GRADEA
Emerald CoastAssigned middle school · Walton County School District · Grade A (Florida DOE 2025-26)
GRADEA
South WaltonAssigned high school · Walton County School District · Grade A (Florida DOE 2025-26)
Assigned schools per the MLS listing — assignments can change; confirm current zoning with the district. Browse school-zone pages →
Nearby & guides
City, county & community guides
Where this home sits, with links to the matching guides. General reference only.
Amenities and HOA/CDD detail on the neighborhood guide.
Before you decide
Buyer research checklist
Items worth confirming for 518 Blue Mountain Road, chosen from what the record shows. This is general guidance, not advice about this specific property.
Built in 1970 (56 years): ask for the roof and HVAC replacement dates — insurers commonly ask for roof age on homes this old, and it changes the premium.
Confirm whether a mandatory HOA applies to this parcel and what it charges.
FEMA flood zone VE: lenders generally require flood insurance here — get an elevation certificate and a flood quote before the inspection period ends.
Get a homeowners insurance quote for this specific address in Walton County; a wind-mitigation inspection and, on older homes, a four-point inspection can change the premium.
Waterfront: confirm seawall or dock condition and permits, and ask who owns and maintains the shoreline.
Confirm square footage and room dimensions independently.
Order a survey to confirm lot boundaries and easements.
Review permit history with the county.
Property taxes: the estimate on this page (about $86,350/yr) assumes reassessment at the list price less the homestead exemption. Estimated buyer taxes are about $55,475 more per year than the current owner’s estimated bill (+180%). Exemptions and portability change the actual bill — confirm with the county property appraiser.
School zoning shown here comes from district data and changes; confirm the assigned schools directly with the district before relying on them.
Provenance
Data sources & freshness
Listing record
Emerald Coast MLS, checked against the MLS hourly (last: October 22, 2026)
Comparable sales
Fewer than 3 defensible closed sales within about 10 miles in Walton County — no medians or automated estimate shown
Flood zone & elevation
FEMA flood maps + USGS elevation (Zone VE shown above)
Taxes & monthly cost
Certified county tax roll (parcel-matched) × county millage; an estimate, not a bill
Insurance figure
Modeled estimate; obtain a real quote before offering
Schools
2025-26 district assignments; verify with the district
Momentum Research lines are our own analysis of Emerald Coast MLS records; MLS data is deemed reliable but not guaranteed. Estimates are informational, not appraisals or advice. Methodology: how Momentum scores are computed.
Answered before you ask
Frequently asked questions
How big is 518 Blue Mountain Road and when was it built?
Per the listing record, 518 Blue Mountain Road was built in 1970 and has 4 bedrooms and 2.0 bathrooms. Living area and lot size come from the MLS record and should be verified against the county property appraiser.
What community is 518 Blue Mountain Road in?
518 Blue Mountain Road is in Blue Mountain Beach in Santa Rosa Beach, Walton County. Too few comparable closed sales exist nearby for this page to show local sales statistics; a licensed agent can prepare a comparative market analysis.
Why might property taxes on 518 Blue Mountain Road differ from the current owner's?
The estimate on this page (about $86,350 per year) assumes reassessment at the list price less the homestead exemption. Estimated buyer taxes are about $55,475 more per year than the current owner’s estimated bill (+180%). Florida reassesses a home after it sells; for a homesteaded seller the Save Our Homes cap on their assessment does not transfer, and a buyer's own exemptions and portability are applied separately, so the two bills usually differ. Any tax figure shown here is an estimate, not the actual bill — confirm with the county property appraiser and tax collector.
Is 518 Blue Mountain Road in a flood zone?
The FEMA flood map places this parcel in Zone VE, a special flood hazard area where lenders generally require flood insurance on a mortgaged purchase. Confirm the parcel's status with FEMA and your insurer, and ask for an elevation certificate.
Can I rely on the figures on this page?
No. Estimated taxes, insurance, payments, and any market or comparable-sales summary are opinions and estimates for general information only and should not be relied upon. Verify all information independently before making any decision.
Ready when you are
See 518 Blue Mountain Road in person
Private tours available 7 days a week, in person or by live video walkthrough. Request a tour or send a question and a licensed Momentum Realty agent will follow up.
Opinion & estimate — do not rely on this page. Any figure on this page that is not a verbatim fact from the listing or a public record — including estimated property taxes, insurance, CDD/HOA amounts, mortgage payments, comparable-sales summaries, and market statistics — is an opinion and estimate provided for general informational purposes only. These figures may be inaccurate or out of date, are not appraisals, valuations, or financial, legal, tax, or investment advice, and should not be relied upon. Do not make any purchase, offer, financing, or other decision based on this page. Independently verify everything — price, square footage, lot size, year built, taxes, CDD/HOA, flood status, school assignments, permits, and community rules — with the listing broker, the county, your lender, a licensed inspector, an insurer, and your own advisors before acting.
Estimate methodology. Tax estimates apply county millage to the list price (less the homestead exemption where the parcel is matched to the certified roll) and will differ from the actual assessed bill. Cost and market figures are derived from available data and simple calculations, not a professional appraisal. We make no representation that any estimate reflects fair market value.
Equal Housing Opportunity. Content on this page is compiled from public records, MLS data, and automated sources and may contain errors or be out of date. It is general information only, not a representation about any specific property, community, builder, or association. Verify information independently before relying on it. Momentum Realty supports the Fair Housing Act and does not discriminate on the basis of race, color, religion, sex, handicap, familial status, national origin, sexual orientation, or gender identity. Information about schools, distances, and amenities is provided as neutral factual data to help you research the property and is not a statement about who should or should not live here or the suitability of the home or neighborhood for any person or group. School data may change — confirm current assignments with the school district.
Found an error? If you are the owner, listing agent, or a party to this property and believe any information is inaccurate, email and we will review and correct or remove it promptly.
Automated content. Some summaries, distances, and estimates on this page are generated automatically from public and proprietary data sources and may contain errors or omissions. We strive for accuracy but cannot guarantee the completeness or accuracy of any information. Verify anything important independently.
No warranty; measurements & photos. No guarantee, warranty, or representation of any kind is made regarding the completeness or accuracy of any information, descriptions, or measurements on this page — including square-footage measurements and property condition — all of which should be independently verified through appropriate means, including in-person inspection and public records. Photographs may be virtually staged or digitally enhanced and may not reflect actual property conditions. Momentum Realty and its agents expressly disclaim any liability in connection with the information provided.
Sold price and details are from public records and the MLS, deemed reliable but not guaranteed. Shown for comparison only — not an appraisal or a statement of this home's value.
