Sandcastle At Marco Beach
Condos for Sale in Marco Island, FL
All 254 homes for sale in Marco Island, FL · median $668,500 · 407 homes for sale in 34145 · Collier County homes for sale
True comps, carrying-cost math, and listings before the portals.
Market Heat
Photo via Florida Gulf Coast MLS
As of October 2026, Sandcastle At Marco Beach in Marco Island, FL has 4 homes for sale. Over the 12 months ending 2026-09-20, 5 recorded sales closed at a median of $960,000, $759 per square foot, a median 35 days on market, sellers accepting 95% of original asking (+0% versus the prior year). Homes listed or recently sold were built 1982–1983; 3 of the 4 geocoded homes sit in a FEMA special flood hazard zone (median elevation 8 ft). At the median price and Collier County's FY2025-26 rate of 11.05 mills, annual property tax runs about $10,610 ($10,170 with the full homestead exemption).
Part of the Marco Beach master-planned community in Marco Island, FL — see all Marco Beach homes for sale (59 listings across 7 villages and sections in the MLS).
At Sandcastle At Marco Beach, price is being set by square footage and condition more than anything else. A median price of $1,000,000 against a median price per square foot of $857.84 tells you this is a per-square-foot market first — buyers are pricing the unit, not the building name, and sellers who understand that are pricing accordingly.
A median of 14 days on market paired with a market heat score of 69 points to a market moving with real intent, not one sitting and waiting. Combined with year-over-year movement of 4.7%, the read is a market that has firmed up but is not sprinting — sellers can expect attention if priced to the per-square-foot reality, and buyers should expect to compete on well-positioned units rather than assume room to negotiate broadly.
Figures in this note are as of July 29, 2026. The live market numbers elsewhere on this page update nightly and are newer.
Sandcastle At Marco Beach right now
🟡 Still climbing. The trailing-12-month median ($960K) is up 0.3% from the prior 12 months ($958K). With about 7 sales a year, a single closing can swing this number, so read the level and the decade, not one year's move.Momentum Research, record-level Florida Gulf Coast MLS closed sales, 12-month windows ending September 20. Confidence: Low (5 and 8 sales in the two windows).
Jump to: Price history & scorecard · Homes for sale · Schools · FAQ
· Updated October 20, 2026 · Live data: Florida Gulf Coast MLS, refreshed twice daily · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness
The 60-Second Overview
Sandcastle At Marco Beach market snapshot (as of September 20, 2026): the median sale price is about $960K ($759 per sq ft over the trailing 12 months of closed sales), and a median 35 days on market for closed sales. The trailing-12-month median is up 0% from the prior 12 months, computed from record-level Florida Gulf Coast MLS closed sales (5 closings in the current window).
In ZIP 34145 (Marco Island), 934 homes closed in the last 12 months at a median of $1.38M ($679/sq ft), up 5.9% year over year, with a median 79 days on market. Right now 387 active and 74 pending listings — a buyer's market. See the live ZIP 34145 housing market and the Collier County market.
Florida Gulf Coast MLS sales records identify 5 homes in Sandcastle At Marco Beach that have changed hands, built between 1982 and 1983 (median 1982), with a median living area of about 962 sq ft and a typical 2-bedroom, 2-bath layout; 100% are condominiums. Source: Florida Gulf Coast MLS closed-sale history compiled by Momentum Research; counts reflect homes with a recorded MLS sale, not every home in the community.
Sandcastle At Marco Beach sits within Marco Island's Collier County market, where pricing runs on a per-square-foot basis and current activity — a 14-day median and a 69 heat score — suggests a market with steady, active demand rather than one waiting on buyers to show up.
The setting & the homes.
Aerial and on-site photos of Sandcastle At Marco Beach. Swipe to explore the community.
Swipe or use the arrows → tap any photo to enlarge
Sandcastle At Marco Beach
Sandcastle At Marco Beach
Sandcastle At Marco Beach
Sandcastle At Marco BeachPhotos from Florida Gulf Coast MLS listings in Sandcastle At Marco Beach; content deemed reliable but not guaranteed.
Who Sandcastle At Marco Beach is best for.
Best for
- Buyers evaluating price primarily on a per-square-foot basis rather than shared amenities
- Buyers prepared to move decisively in a market with a median 14-day turnaround
- Sellers with a well-maintained unit who want to price tight to current per-square-foot comps
Probably not for
- Buyers who want a building with an established amenities program as part of the purchase
- Buyers expecting significant negotiating room in a market posting a 69 heat score
- Sellers hoping to price well above recent per-square-foot activity and wait it out
Price History: What Homes Here Have Actually Sold For
Median sale price over the trailing 12 months ending September 20 of each year, from record-level Florida Gulf Coast MLS closed sales. Same methodology as every appreciation figure on this page: the 2026 point ($960K) IS the median in the snapshot above, and the move from 2025 ($958K) IS the +0.3% one-year change.
Windows contain 1 to 10 sales each (5 in the current window); every figure carries its sample size, and thin markets swing on single closings. Listing information provided by the Florida Gulf Coast Multiple Listing Service, Inc. Information is deemed reliable but not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.
13% of homes for sale in ZIP 34145 are already under contract (under contract ÷ under contract + active listings) — a read on how much of the available inventory buyers have already claimed. Source: MLS data (2026-10-20).
Sandcastle At Marco Beach Market Scorecard
Sandcastle At Marco Beach is currently a balanced market., a median asking price of $792,000, and homes go under contract in about 448 days.
Go deeper: ZIP market scorecard · county scorecard · true cost calculator · affordability calculator.
Live data: Florida Gulf Coast MLS, refreshed twice daily. Market metrics only; these describe homes for sale and recent sales, not residents.
Homes For Sale Right Now in Sandcastle At Marco Beach
Live MLS inventory for Sandcastle At Marco Beach. Every active listing, what is under contract right now, and the last 12 months of closed sales, refreshed twice a day. Closed comps beat an algorithm's guess every time.
Active and pending Sandcastle At Marco Beach listings as of 2026-10-20, priced high to low. Listing information provided by the Florida Gulf Coast Multiple Listing Service, Inc. Information is deemed reliable but not guaranteed by the MLS to be accurate. Tap any home to ask about it.
Sandcastle At Marco Beach on the map.
Every active, pending, and recently sold home, plotted. Toggle the layers and tap a home for the details.
Listing locations from Florida Gulf Coast MLS. Map data © OpenStreetMap contributors.
The Sandcastle At Marco Beach buying strategy.
If we were buying in Sandcastle At Marco Beach today, this is the order of operations we would run for our clients.
Underwrite the condition first. Price the roof, HVAC, and systems honestly before judging any list price; condition swings value here more than square footage alone.
Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.
Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.
Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.
Keep an agent in your corner. The listing agent works for the seller; we represent you and prepare a hand-built valuation before any offer in Sandcastle At Marco Beach.
What the numbers actually say
The math here is straightforward: at a median of $1,000,000 and $857.84 per square foot, this is a market where unit size and condition do the heavy lifting on price, more than any amenity package or building feature. No community amenities are currently identified from active MLS listings, which means whatever draws a buyer to this address is the unit itself and its position relative to the water — not a shared pool deck or clubhouse line item.
A 14-day median days-on-market figure, inside a 7-day closings window snapshot, shows transactions moving briskly relative to a lot of coastal Florida condo product. The 4.7% year-over-year change is a moderate, not explosive, gain — this reads as a market correcting toward equilibrium rather than one in a speculative run. For a seller, that argues for pricing tight to recent per-square-foot comps rather than testing the market. For a buyer, it argues for having financing and decision-making ready before a unit is under contract.
The location and the amenities are priced into every listing in Sandcastle At Marco Beach. The deal is won or lost on condition, the comps, and the renovation math.
Why work with Momentum here
In a market priced almost entirely on a per-square-foot basis with a 14-day median turnaround, the difference between a good outcome and a mediocre one is usually pricing precision and speed of response — both areas where a broker tracking the live comps day to day, rather than relying on a stale listing history, earns their fee.
Sandcastle At Marco Beach in 15 seconds.
Tools for a Sandcastle At Marco Beach buy.
Free calculators to pressure-test the real cost before you tour.
Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed Sandcastle At Marco Beach sales matched to your home.
Price it to the comps and condition, not an automated estimate.
If you are thinking about selling in Sandcastle At Marco Beach, the right list price comes from recent comparable sales matched to your home's condition and location, not an automated estimate.
What is your Sandcastle At Marco Beach home worth?
Get a no-obligation home value based on real comparable sales in Sandcastle At Marco Beach, not an automated guess. Tell us about your home and we will personally prepare your numbers and a pricing strategy. No obligation, no spam.
See all homes for sale in Marco Island →
Recently off market in Sandcastle At Marco Beach
Homes in Sandcastle At Marco Beach that recently left the market. Each address opens its public-record profile: county-recorded value, property taxes, the last recorded sale, community sales history, and what is for sale nearby now. 2 on record.
- 730 S Collier Blvd 705 · off market
- 730 S Collier Blvd 904 · off market
| Location | Marco Island, Collier County, FL · ZIP 34145 |
|---|---|
| Sale prices, last 12 months | $960,000 median across 5 closed sales · $759 per sq ft · +0.3% vs the prior 12 months |
| Days on market (closed sales) | 35 median |
| For sale right now | 4 active, 0 pending · median asking $792,000 |
Data as of September 20, 2026. Listing information provided by the Florida Gulf Coast Multiple Listing Service, Inc. Information is deemed reliable but not guaranteed by the MLS to be accurate. Market figures describe homes, not residents. Cite as: Momentum Realty, “Sandcastle At Marco Beach key facts,” movewithmomentum.com/neighborhoods/sandcastle-at-marco-beach, data as of September 20, 2026.
Housing distress & ownership in Sandcastle At Marco Beach, Marco Island
Who owns here, how much is not owner-occupied, and how much for-sale inventory is under distress.
Source: Momentum Realty Research. Ownership & parcels from the FL DOR 2025 tax roll; distress from MLS active-listing status/remarks; price from MLS closed sales. Listing information provided by the Florida Gulf Coast Multiple Listing Service, Inc. Information is deemed reliable but not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.
Just listed in Sandcastle At Marco Beach
The newest homes for sale in Sandcastle At Marco Beach right now, newest first. Each link opens the full listing with every photo, the price history and a tour request.
- 720 S Collier Blvd 103 $859,000 · 2 bd · 2 ba · 962 sq ft · 83 days on market Courtesy of John R Wood Properties
- 730 S Collier Blvd 106 $885,000 · 2 bd · 2 ba · 1,318 sq ft · 448 days on market Courtesy of Re/Max Alliance Group
Checked against the MLS Oct 20, 2026. All new listings in this market.
Every Home for Sale in Sandcastle At Marco Beach Right Now (4)
All 4 active and pending Sandcastle At Marco Beach listings with a detail page, newest first, refreshed twice a day from the MLS.
- 720 S Collier Blvd 304 · $725,000 · 1 bd / 2 ba · pending · listed Sep 11, 2026 · listed by Harborview Realty Inc
- 720 S Collier Blvd 103 · $859,000 · 2 bd / 2 ba · listed Jul 23, 2026 · listed by John R Wood Properties
- 730 S Collier Blvd 106 · $885,000 · 2 bd / 2 ba · listed Jul 22, 2026 · listed by Re/Max Alliance Group
- 720 S Collier Blvd 904 · $709,900 · 1 bd / 2 ba · pending · listed Jul 22, 2026 · listed by Re/Max Alliance Group
More Marco Island home searches
- All homes for sale in Marco Island, FL
- Homes for sale in Collier County, FL
- Homes under $300K in Marco Island
- Homes from $300K to $500K in Marco Island
- 4-bedroom homes for sale in Marco Island
- Marco Island home values: what is my house worth?
- ZIP 34145 housing scorecard
- 10 coming-soon communities in Collier County
Marco Island guides & data
Florida buyer guides
- Florida home insurance rates by county
- Florida property tax by county
- Florida property tax calculator
- What flood zone X means
- The 4-point inspection, explained
- Florida flood insurance calculator
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Recent Developments in Sandcastle At Marco Beach
Development, infrastructure, retail, and school activity affecting Sandcastle At Marco Beach, tracked by our team and summarized from public reporting and official sources, with links to the original coverage. Last updated October 2026.
- September 2026Retail & Dining
Whole Foods confirmed as anchor of 82-acre Vitano mixed-use project in East Naples
Vitano, an 82-acre master planned development at Davis and Santa Barbara boulevards, plans 86,904 sq ft of retail including a 31,995 sq ft Whole Foods, plus 200 townhomes and 422 apartments. The PUD amendment is under county review. The developer hopes to break ground in 2027.
What it may mean for the marketWould add grocery and dining options and several hundred rental and townhome units in East Naples, with retail opening roughly 20 months after construction starts. The site is about 3 miles southwest of Sandcastle At Marco Beach.
Source: Gulfshore Business - August 2026Schools
Diocese of Venice shows plans for church and K-12 school in Golden Gate Estates
The Diocese of Venice presented plans on 41 acres at Immokalee Road and Wilson Boulevard for a 1,250-seat church and a 200,000 sq ft K-12 school for up to 1,000 students. A land use amendment is required and construction follows a three-year capital campaign, with the school built first.
What it may mean for the marketWould add private school capacity and a community facility in the Immokalee Road growth area, several years out. The project is about 15 miles northeast of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: Gulfshore Business - August 2026Development
Construction underway at 680-acre Brightshore Village in Golden Gate Estates
Barron Collier Companies is building Brightshore Village on Immokalee Road west of Everglades Boulevard North, planning about 2,000 homes and 106,000 to 120,000 sq ft of retail and services. Homebuilder parcels were scheduled to close September 18, with first move-ins targeted for January 2028.
What it may mean for the marketWould add about 2,000 homes and a commercial village center on the Immokalee Road corridor. The project is about 18 miles northeast of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: Gulfshore Business - May 2026Civic
Collier County weighs buying East Naples grove site planned for 423 homes
Collier County commissioners voted on May 13, 2026 to pursue appraisals and negotiations to potentially buy the 166.63-acre former South Naples Citrus Grove at 341 Sabal Palm Road using Conservation Collier funds, rather than advance a proposed 423-home development. The board authorized preliminary assessments estimated at a few thousand dollars for appraisal and environmental review. The grove had become unproductive due to citrus greening disease.
What it may mean for the marketA potential public conservation purchase would remove a large parcel from the housing pipeline and steer its future toward preserved open land. The project is about 5 miles southeast of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: Gulfshore Business - May 2026Development
Collier County planners back major Ave Maria expansion
The Collier County Planning Commission on May 7, 2026 approved Ave Maria Development's plan to add more than 2,000 acres in eastern Collier County under the Rural Lands Stewardship Area program. The expansion would allow 6,738 additional homes, bringing the town's total to 17,738, plus nearly 1 million square feet of commercial, office and medical space and a 1,000-acre senior living community east of Camp Keais Road. Developers must provide 511 affordable units, planned largely off-site.
What it may mean for the marketA large expansion would substantially increase the town's housing capacity and add commercial and medical space in eastern Collier County. The project is about 23 miles northeast of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: Gulfshore Business
Summaries reflect public reporting and official sources linked above as of the dates shown. Project details, timelines, and approvals can change. Commentary on potential market effects is general observation, not investment advice or a prediction for any specific property. For the freshest items across the whole region, see This Week in Northeast Florida.
What it really costs to own in Sandcastle At Marco Beach Condos for Sale
The parts of the monthly number a mortgage calculator leaves out, from the tax roll, the MLS, Citizens and FEMA. Property facts only.
| Property tax | Current owners' bills run a median of $5,359/yr across 8 listings here (MLS tax records, 2026-10-20). |
|---|---|
| Home and flood insurance | The average Citizens Property Insurance premium in Collier County is $2,147/yr (2,002 policies, Citizens detail by county, April 2026); private-market quotes depend on roof age, wind mitigation and construction. |
| Roof and age | Median build year 1983 across 8 listings. An original roof here would be about 43 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 for replacement where it fails. |
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Frequently Asked Questions
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An honest fit check. We will tell you when it is not your community.
Data sources & freshness
| Live listings | Florida Gulf Coast MLS, refreshed twice daily (last: October 20, 2026) |
| Community market stats | Florida Gulf Coast MLS closed sales, 12-month windows ending September 20, 2026 |
| Under-contract shares | Florida Gulf Coast MLS records, as of 2026-09-20 |
| Historical depth | Closed-sale records back to 2013 (87 transactions analyzed) |
Verify the primary sources yourself: Florida DOR · U.S. Census · FEMA flood maps · Citizens Property Insurance.
Momentum Research figures are our own analysis of Florida Gulf Coast MLS records; MLS data is deemed reliable but not guaranteed. Methodology: how Momentum market scores are computed. Market metrics describe homes for sale and recent sales, not residents.
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- Home values · What homes in Sandcastle At Marco Beach Condos for Sale in Marco Island actually sell for