Aerial view of Oceanside Marina

Oceanside Marina
Homes for Sale in Stock Island, FL

All 20 homes for sale in Stock Island, FL · median $634,950 · 19 homes for sale in 33040 · Monroe County homes for sale

Community in Stock Island · Monroe County · ZIP 33040
Median sale $1.40M
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True comps, carrying-cost math, and listings before the portals.

Built fromLive Florida Keys MLS data26 years of closingsUpdated twice daily

Over the 12 months ending 2026-09-20, 3 recorded sales closed at a median of $1,400,000, a median 71 days on market, sellers accepting 86% of original asking. At the median price and Monroe County's FY2025-26 rate of 8.816 mills, annual property tax runs about $12,340 ($11,990 with the full homestead exemption).

Live · Oceanside Marina Housing Pulse Florida Keys MLS + public records Analysis by Momentum Realty · $3.5B+ sold · 10,000+ customers served · Top 1% in Florida (RealTrends)
Price
$1.40M
Median sold · 12 mo
85.5%
Sale vs ask
Monroe median: 96.7%
Tempo
71days
Median DOM · closed
20 days at the 2021 low
3
Sold · last 12 mo
10-yr average: about 2 a year

Nearby homes for sale

No active listings inside OCEANSIDE MARINA right now. These are the 6 closest homes on the market, by straight-line distance from the community's center; some may sit just outside its boundary.

6800 Maloney Avenue #13
$499K · 0.4 mi away
3 bd · 3 ba
6800 Maloney Avenue #13
Listed by Berkshire Hathaway HomeServices Knight & Gardner Realty
6800 Maloney Avenue #20
$499K · 0.4 mi away
2 bd · 1 ba
6800 Maloney Avenue #20
Listed by Coldwell Banker Schmitt Real Estate Co. (KW)
6810 Front Street #B-15 & Slip 22
$875K · 0.5 mi away
3 ba
6810 Front Street #B-15 & Slip 22
Listed by Equestrian Sotheby's International Realty
6810 Front Street #B-13S & SNL 18
$975K · 0.5 mi away
2 bd · 2 ba
6810 Front Street #B-13S & SNL 18
Listed by Equestrian Sotheby's International Realty
25D 10th Avenue
$479K · 0.8 mi away
3 bd · 2 ba
25D 10th Avenue
Listed by Cayo Realty Key West
13A-14A 12th Avenue
$2.10M · 1.0 mi away
4 bd · 3 ba
13A-14A 12th Avenue
Listed by eXp Realty LLC Southernmost Branch

Listing data from the MLS feeds named on each listing page; deemed reliable but not guaranteed. Refreshed nightly.

The 60-Second Overview

Oceanside Marina market snapshot (as of September 20, 2026): the median sale price is about $1.40M, and a median 71 days on market for closed sales.

In ZIP 33040 (Stock Island), 309 homes closed in the last 12 months at a median of $908K, down 4.3% year over year, with a median 82 days on market. See the live ZIP 33040 housing market and the Monroe County market.

Windows contain 0 to 6 sales each (3 in the current window); every figure carries its sample size, and thin markets swing on single closings. Listing data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.

Median sale price · trailing 12 mo
$500K$1M$1.5M20122014201620182020202220242026
Median days on market · closed sales
020040060020122014201620182020202220242026
20 days at the 2021 low; 71 now.
Sale price vs original ask · median
85%90%95%20122014201620182020202220242026
85.5% now vs Monroe 96.7%.
Homes sold per 12-mo window
024620122014201620182020202220242026
0 to 6 a year; 3 in the current window.
How much local inventory is already under contract

15% of homes for sale in ZIP 33040 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 (2026-09-20).

Housing distress & ownership in OCEANSIDE MARINA, Stock Island

Who owns here, how much is not owner-occupied, and how much for-sale inventory is under distress.

Active inventory in distress
0.0%
0 of 4 listings
Distress share trend — 0.0% now (2026-09-14 → 2026-09-19)

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 data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate. Deemed reliable but not guaranteed.

If we were buying in Oceanside Marina today, this is the order of operations we would run for our clients.

1

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.

2

Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.

3

Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.

4

Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.

5

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 Oceanside Marina.

A closer look at the Oceanside Marina market

Homes in Oceanside Marina trade around a median of $1.40M, where condition and lot do more to set the final number than the asking price does.

The location and the amenities are priced into every listing in Oceanside Marina. The deal is won or lost on condition, the comps, and the renovation math.

Jon Brooks · Founder, Momentum Realty

HOA, CDD & Fees

A note on who we are: Momentum Realty is a real estate brokerage. We are not the Oceanside Marina homeowners association, its management company or its developer, and we cannot help with dues, gate access, violations, amenity bookings or association documents. To reach the association, check your closing package, the recorded declaration at the county clerk, or search the association’s name at sunbiz.org for its registered agent. Call or message us to buy or sell a home in Oceanside Marina.
In short
  • HOA status not on record. Verify any dues before you offer
  • Any club/amenity membership is billed separately

Confirm the current HOA dues, exactly what they cover, and any CDD bond or special assessment for a specific address before you offer.

The takeaway

Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed Oceanside Marina sales matched to your home.

What is your Oceanside Marina home worth?

Get a no-obligation home value based on real comparable sales in Oceanside Marina, 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 Stock Island →

Real comps, not an automated estimate.

Frequently Asked Questions

What is the median home price in Oceanside Marina?
The median sale price in Oceanside Marina was $1.40M over the 12 months ending September 20, 2026 (3 closed sales, Florida Keys MLS).
How long do homes in Oceanside Marina take to sell?
Homes that closed in the 12 months ending September 20, 2026 took a median 71 days on market (3 sales, Florida Keys MLS).
Who is the best real estate agent for Oceanside Marina?
The best agent for Oceanside Marina is one who actively works Stock Island and knows the community's pricing, fees, and current inventory. Tell us what you're looking for in the form on this page and Momentum Realty will match you with a local specialist for Oceanside Marina.
How do I find a top Stock Island real estate agent who knows Oceanside Marina?
Share a few details in the form on this page. Momentum Realty has 320+ agents and more than $3.5B in closed sales, and we'll connect you with one who knows Oceanside Marina and the wider Stock Island area.
Can Momentum Realty connect me with an agent for Oceanside Marina?
Yes. Use the form on this page and we'll introduce you to a local specialist who can guide your Oceanside Marina purchase or sale - no call center and no pressure.
Where is Oceanside Marina, and what county is it in?
Oceanside Marina is in Stock Island, Monroe County, FL, ZIP 33040.

Data sources & freshness

Community market statsFlorida Keys MLS closed sales, 12-month windows ending September 20, 2026
Under-contract sharesFlorida Keys MLS records, as of 2026-09-20
Historical depthClosed-sale records back to 2000 (50 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 Keys 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 Florida Keys MLS member average and 8 days faster, and we’ll price yours against live local comps.

Looking to buy here? Search homes for sale →

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Nearby Communities

Explore more neighborhoods near Oceanside Marina with Momentum Realty’s local guides.

Harbour Shores Si0.3 mi away · median $325K, 5 sales/12 moSafe Harbor Maritime0.5 mi awayRobyn0.8 mi awayLincoln Gard0.9 mi away · median $497K, 4 sales/12 moStuart (Monroe)0.9 mi awayLincoln Man Et0.9 mi away · median $502K, 3 sales/12 moLincoln Gard0.9 mi away · 34 homes, built 1943–07Maloney1.0 mi away

Browse all neighborhood guides →

Thinking of selling in OCEANSIDE MARINA? 3 recorded closings; median 71 days on market (window ending 2026-09-20). See the Monroe County sell-now-or-wait data, what made 201,552 Florida listings fail in the last 12 months, or compare a cash offer vs. listing. Compiled from MLS records; deemed reliable but not guaranteed.
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