Sandcastle At Marco Beach
Condos for Sale in Marco Island, FL
All 275 homes for sale in Marco Island, FL · median $649,900 · 435 homes for sale in 34145 · Collier County homes for sale
True comps, carrying-cost math, and listings before the portals.
Photo via Florida Gulf Coast MLS
As of November 2026, Sandcastle At Marco Beach in Marco Island, FL has 2 homes for sale. Over the 12 months ending 2026-11-11, 4 recorded sales closed at a median of $815,500, $743 per square foot, a median 87 days on market, sellers accepting 91% of original asking. Homes listed or recently sold were built 1982–1983; 3 of the 3 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 $9,010 ($8,580 with the full homestead exemption).
Part of the Marco Beach master-planned community in Marco Island, FL — see all Marco Beach homes for sale (66 listings across 7 villages and sections in the MLS).
Last 30 days in Sandcastle At Marco Beach: 1 new listing (median asking $850,000), 1 under contract right now. As of November 12, 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.
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
🟡 Balanced market. 6.0 months of supply and 33% of the inventory already under contract put buyers and sellers on roughly even footing.Why it matters: months of supply is how long today's inventory would last at today's sales pace; under-contract share is the portion of homes for sale that already have a buyer.Momentum Research analysis of Florida Gulf Coast MLS records, as of November 11, 2026. Confidence: Medium (3 active and pending listings, 4 closed sales in 12 months).
Jump to: Price history & scorecard · Homes for sale · Schools · FAQ
· Updated November 13, 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 November 11, 2026): the median sale price is about $816K ($743 per sq ft over the trailing 12 months of closed sales), a median 87 days on market for closed sales, and 6.0 months of supply, a balanced market.
In ZIP 34145 (Marco Island), 104 homes closed in the last 12 months at a median of $800K ($636/sq ft), with a median 98 days on market. Right now 143 active and 27 pending listings put supply at about 16.5 months — a soft market. See the live ZIP 34145 housing market and the Collier County market.
Florida Gulf Coast MLS sales records identify 6 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.
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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
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 · 448 daysTop listingActive · 1 daysActive and pending Sandcastle At Marco Beach listings as of 2026-11-12, 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. 4 on record.
- 720 S Collier Blvd 103 · off market
- 720 S Collier Blvd 904 · off market
- 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 | $815,500 median across 4 closed sales · $743 per sq ft |
| Days on market (closed sales) | 87 median |
| For sale right now | 2 active, 1 pending · median asking $867,500 · 6.0 months of supply |
Data as of November 11, 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 November 11, 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.
- 730 S Collier Blvd 703 $850,000 · 2 bd · 2 ba · 962 sq ft · listed Nov 12, 2026 Courtesy of Bonnycastle Realty
- 730 S Collier Blvd 106 $885,000 · 2 bd · 2 ba · 1,318 sq ft · listed Aug 22, 2025 Courtesy of Re/Max Alliance Group
Checked against the MLS nightly. All new listings in this market.
Every Home for Sale in Sandcastle At Marco Beach Right Now (3)
All 3 active and pending Sandcastle At Marco Beach listings with a detail page, newest first, refreshed twice a day from the MLS.
- 730 S Collier Blvd 703 · $850,000 · 2 bd / 2 ba · listed Nov 7, 2026 · listed by Bonnycastle Realty
- 720 S Collier Blvd 304 · $725,000 · 1 bd / 2 ba · pending · listed Sep 11, 2026 · listed by Harborview Realty Inc
- 730 S Collier Blvd 106 · $885,000 · 2 bd / 2 ba · listed Aug 14, 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
- Marco Island home values: what is my house worth?
- ZIP 34145 housing scorecard
- 17 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
- Florida housing market map
- Interactive housing market map (county, ZIP and community)
- Save Our Homes tax estimator
- How to stop a foreclosure in Florida
- Florida documentary stamp tax, explained
- Cheapest places to live in Florida
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What it really costs to own in Sandcastle At Marco Beach
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 $6,085/yr across 6 listings here (MLS tax records, 2026-11-13). |
|---|---|
| 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 1982 across 6 listings. An original roof here would be about 44 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. |
Email me new listings in Sandcastle At Marco Beach
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Ask an agent about Sandcastle At Marco Beach Condos for Sale
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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 November 2026.
- October 2026Infrastructure
American Airlines to resume Naples flights with twice-daily Charlotte service
The Naples Airport Authority approved an operating agreement on Oct. 15 for nonstop CRJ-700 flights to Charlotte starting Dec. 2. Flights will use the North Road Terminal now being renovated, and the airport expects about $650,000 in annual revenue. The airport's last commercial flight was in 2017.
What it may mean for the marketScheduled commercial service returns to Naples, shortening travel for residents and visitors connecting through Charlotte. The site is about 4 miles west of Sandcastle At Marco Beach.
Source: Gulfshore Business - October 2026Infrastructure
Naples begins $8M beach renourishment with 208,000 tons of sand
Sand placement started the week of Oct. 26 along about 3.5 miles of shoreline from Doctors Pass to south of 21st Avenue. Roughly 9,450 truck trips will deliver the sand, with work expected to finish by Christmas. The beach stays open, with sections temporarily closed as crews work.
What it may mean for the marketExpect truck traffic at beach access points and short-term section closures through December, followed by a wider beach and added storm buffering for nearby streets. The project is about 6 miles west of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: WINK News - October 2026Retail & Dining
Paragon Theaters to open 11-screen cinema at Mercato in North Naples
Mercato's leasing agent announced on Oct. 21 that Paragon Theaters signed a lease for about 33,700 square feet on the second floor, formerly home to Alamo Drafthouse and Silverspot. The cinema is expected to open in early 2027 with premium large-format screens and in-seat dining. Paragon will keep its Pavilion location on U.S. 41 North.
What it may mean for the marketRefills a vacant entertainment space at Mercato and restores a movie option within the North Naples retail district. The project is about 10 miles northwest of Sandcastle At Marco Beach, elsewhere in Collier County.
Source: Gulfshore Business - 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 - 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
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.
15% 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 (2026-11-13).
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: November 12, 2026) |
| Community market stats | Florida Gulf Coast MLS closed sales, 12-month windows ending November 11, 2026 |
| Under-contract shares | Florida Gulf Coast MLS records, as of 2026-11-11 |
| Historical depth | Closed-sale records back to 2026 (4 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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