Mariner Bay
Homes for Sale in Fort Pierce, FL
True comps, carrying-cost math, and listings before the portals.
Photo via Beaches MLS
Homes For Sale Right Now in Mariner Bay
Live MLS inventory for Mariner Bay. 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 · 125 daysTop listingActive · 173 days
Active · 45 daysActive and pending Mariner Bay listings as of 2026-10-23, priced high to low. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. Tap any home to ask about it.
Mariner Bay right now
🟡 Balanced market. 6.0 months of supply and 25% 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 Beaches MLS records, as of August 10, 2026. Confidence: Medium (4 active and pending listings, 7 closed sales in 12 months).
Jump to: Price history & scorecard · Homes for sale · Schools · FAQ
· Updated August 10, 2026 · Live data: Beaches MLS, refreshed twice daily · MLS facts carry their source; interpretation lines are Momentum Research · Data sources & freshness
The 60-Second Overview
Mariner Bay market snapshot (as of August 10, 2026): the median sale price is about $440K ($239 per sq ft over the trailing 12 months of closed sales), a median 81 days on market for closed sales, and 6.0 months of supply, a balanced market.
The setting & the homes.
Aerial and on-site photos of Mariner Bay. Swipe to explore the community.
Swipe or use the arrows → tap any photo to enlarge
Mariner BayMariner BayMariner Bay
Mariner Bay
Mariner Bay
Mariner Bay
Mariner Bay
Mariner BayPhotos from Beaches MLS listings in Mariner Bay; content deemed reliable but not guaranteed.
Price History: What Homes Here Have Actually Sold For
Median sale price over the trailing 12 months ending August 10 of each year, from record-level Beaches MLS closed sales. Same methodology as every appreciation figure on this page: the 2026 point ($440K) IS the median in the snapshot above.
Windows contain 1 to 13 sales each (7 in the current window); every figure carries its sample size, and thin markets swing on single closings. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. Deemed reliable but not guaranteed.
14% of homes for sale in ZIP 34949 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 (2026-08-10).
Mariner Bay Market Scorecard
Mariner Bay is currently a balanced market. About 6.0 months of supply, a median asking price of $460,000, and homes go under contract in about 125 days.
Go deeper: ZIP market scorecard · county scorecard · true cost calculator · affordability calculator.
Live data: Beaches MLS, refreshed twice daily. Market metrics only; these describe homes for sale and recent sales, not residents.
Housing distress & ownership in MARINER BAY, Fort Pierce
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. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. Deemed reliable but not guaranteed.
Mariner Bay on the map.
Every active, pending, and recently sold home, plotted. Toggle the layers and tap a home for the details.
Listing locations from Beaches MLS. Map data © OpenStreetMap contributors.
Life at Mariner Bay
- Clubhouse · reported on 11 of 12 listings
- Fitness Center · reported on 11 of 12 listings
- Pool · reported on 11 of 12 listings
- Gated - No Guard · reported on 9 of 12 listings
- Boating · reported on 8 of 12 listings
- Sauna · reported on 8 of 12 listings
- Community Room · reported on 7 of 12 listings
- Game Room · reported on 4 of 12 listings
- Spa/Hot Tub · reported on 3 of 12 listings
- Security Gate · reported on 2 of 12 listings
- Beach Access · reported on 2 of 12 listings
- Hobby Room · reported on 1 of 12 listings
Community amenities as reported across Beaches MLS listings in this community; deemed reliable but not guaranteed. Verify current amenities and access with the HOA.
Schools
- St. Lucie County Public Schools
- Verify the zoned schools by address
- Magnet and choice options may be available
- Weatherbee · Elementary
- Dan Mccarty · Middle
- Fort Pierce Westwood Academy · High
Zoned schools reflect the assignments reported on recent Mariner Bay listings and can change; always confirm with St. Lucie County Public Schools for a specific address.
Buying with schools in mind? We can confirm the exact zoned schools for any Mariner Bay address.
Recent Developments in Mariner Bay
Development, infrastructure, retail, and school activity affecting Mariner Bay, tracked by our team and summarized from public reporting and official sources, with links to the original coverage. Last updated October 2026.
- October 2026Development
Port St. Lucie board considers rezoning for up to 1,200 homes at Wilson Grove
The Planning and Zoning Board took up a rezoning of nearly 360 acres of agricultural land north of SW Becker Road, between SW Sundance Vista Boulevard and Rangeline Road, to a master planned unit development. The concept plan allows up to 1,200 homes plus parks, lakes and clubhouses. City Council would vote later in October.
What it may mean for the marketUp to 1,200 new homes in western Port St. Lucie would add housing supply and increase traffic demand on Becker Road. The project is about 16 miles southwest of Mariner Bay, elsewhere in St. Lucie County.
Source: CBS12 (WPEC) - October 2026Retail & Dining
Buc-ee's at I-95 and Indrio Road finishes county planning, awaits state approvals
The planned travel center would be about 76,000 square feet with roughly 120 fuel pumps at Interstate 95 and Indrio Road near Fort Pierce. County planning is complete, but FDOT and DEP approvals are still needed. Nearby proposals include Indrio Town Center on about 85 acres and Indrio Groves with more than 3,000 homes.
What it may mean for the marketA large travel center would add retail and fuel access at the I-95 interchange and draw further development interest along Indrio Road. The site is about 7 miles northwest of Mariner Bay.
Source: CBS12 (WPEC) - August 2026Infrastructure
St. Lucie County reviews updated Port of Fort Pierce master plan with mega-yacht marina and spaceport recovery facility
The 2026 master plan for the Port of Fort Pierce proposes a mega-yacht marina, a spaceport recovery facility, expanded boat ramps and restaurants, with a marine commercial district at Harbour Pointe. County officials say nearly 15,000 registered boats compete for 147 trailer parking spaces near the inlet. The plan is under county review and Fort Pierce holds final approval.
What it may mean for the marketAdded boat ramp parking and marine commercial space would expand waterfront access and dining options near the Fort Pierce Inlet over a multi-year timeline. The site is less than a mile northwest of Mariner Bay.
Source: WPTV - July 2026Schools
St. Lucie schools break ground on Fort Pierce K-8
St. Lucie Public Schools broke ground on July 28, 2026 on a 70 million dollar K-8 school behind Dan McCarty Middle School in Fort Pierce, with capacity for 1,500 to 1,800 students and completion expected in August 2028. The school will consolidate Dan McCarty Middle, St. Lucie Elementary, and Lawnwood Elementary, all built in the 1950s and 1960s. The district plans to sell the three existing school properties to offset costs.
What it may mean for the marketThe consolidated campus adds modern school capacity in northern Fort Pierce and frees three older school sites for potential reuse. The project is about 4 miles west of Mariner Bay, elsewhere in St. Lucie County.
Source: WFLX - July 2026Retail & Dining
Costco clears zoning hurdle for Port St. Lucie warehouse
The Port St. Lucie City Council approved a zoning amendment on July 14, 2026 for a 158,000 square foot Costco warehouse in the Southern Grove development at SW Village Parkway and Marshall Parkway. The store would include a tire center, liquor sales, outdoor seasonal sales, and a fuel station with 32 pumping positions, targeting a 2027 opening. The 22.8 acre parcel sold to Costco for 6 million dollars in March 2026.
What it may mean for the marketA large format warehouse retailer and fuel station would expand shopping capacity in the Southern Grove commercial area. The project is about 16 miles southwest of Mariner Bay, elsewhere in St. Lucie County.
Source: WQCS - July 2026Development
Port St. Lucie weighs commercial rezoning in Tradition
A final City Council vote was set for July 14, 2026 on rezoning about 9.5 acres at Crosstown Parkway and SW Fairgreen Drive in Tradition from residential to commercial, a request by Winding River Crosstown LLC to allow retail and office development. The Planning and Zoning Board recommended approval in May with conditions including a landscape buffer and architectural wall along residential borders.
What it may mean for the marketThe rezoning would add commercial retail and office capacity along the Crosstown Parkway corridor in Tradition. The project is about 13 miles southwest of Mariner Bay, elsewhere in St. Lucie County.
Source: WFLX
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.
The Mariner Bay buying strategy.
If we were buying in Mariner Bay 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 Mariner Bay.
A closer look at the Mariner Bay market
At a median of $239 per square foot, Mariner Bay prices sit in a fairly defined band, so condition and updates — more than the list price — tend to separate one home from the next.
Inventory runs at 6.0 months of supply, a balanced market. Homes that do trade take a median 81 days on market, useful leverage on any listing that has lingered.
The location and the amenities are priced into every listing in Mariner Bay. The deal is won or lost on condition, the comps, and the renovation math.
Momentum Buy Score.
Our proprietary 0 to 10 read across the factors that decide how a home in Mariner Bay buys, holds, and resells. Momentum Research; not an appraisal.
Momentum Intelligence Scores are our proprietary, qualitative assessment on a 0 to 10 scale, built from the record-level market data on this page. They are a framework for comparing communities, not a guarantee of future value and not advice on a specific home; unlike an automated value estimate they do not price your home, they grade the community on evidence you can inspect. Composite is the plain average of the 3 factors (4.6). Basis: Long-Term Appreciation +107% since 2012; Liquidity & Demand 6.0 months of supply; Pricing Power 88.8% sale-to-list. Refreshed with each data update.
Tools for a Mariner Bay 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 Mariner Bay sales matched to your home.
Price it to the comps and condition, not an automated estimate.
If you are thinking about selling in Mariner Bay, the right list price comes from recent comparable sales matched to your home's condition and location, not an automated estimate.
What is your Mariner Bay home worth?
Get a no-obligation home value based on real comparable sales in Mariner Bay, 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 homes for sale in Mariner Bay on the map →
Frequently Asked Questions
What is the median home price in Mariner Bay?
How long do homes in Mariner Bay take to sell?
Is Mariner Bay a buyer's or seller's market right now?
Have Mariner Bay home prices gone up?
Who is the best real estate agent for Mariner Bay?
How do I find a top Fort Pierce real estate agent who knows Mariner Bay?
Can Momentum Realty connect me with an agent for Mariner Bay?
Nearby Communities
Explore more neighborhoods near Mariner Bay with Momentum Realty’s local guides.
Data sources & freshness
| Live listings | Beaches MLS, refreshed twice daily (last: October 23, 2026) |
| Community market stats | Beaches MLS closed sales, 12-month windows ending August 10, 2026 |
| Under-contract shares | Beaches MLS records, as of 2026-08-10 |
| Historical depth | Closed-sale records back to 2004 (165 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 Beaches 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.
Own a home here?
You just read the data. Now see what your home is worth.
The numbers on this page move markets in the aggregate. The number that matters to you is what a buyer pays for your address. Momentum sells for 1.25% above the Beaches MLS member average and 8 days faster, and we’ll price yours against live local comps.
Looking to buy here? Search homes for sale →
What’s your home worth in your area?
A real valuation with real comps from a local listing agent, not an instant algorithm. Response within one business day.
See how MARINER BAY fits the bigger picture — live prices, inventory, and Momentum Scores: