Homes for Sale in Stock Island, FL

20 homes are for sale in Stock Island, FL as of 2026-09-25, with 1 more under contract. The median list price is $634,950, most homes list between $499K to $2.10M, and the median listing has been on the market 114 days. That is 9 houses, 1 condos and 5 townhouses. 0 homes came on the market this week.

Stock Island, FL key facts
LocationMonroe County, FL
ZIP codes with their own page1
For sale right now20 active, 1 under contract
Asking prices$634,950, median · most homes $499K–$2.10M
Median days on market (active listings)114
Property types for sale9 houses, 1 condos, 5 townhouses
New listings this week0

Listing counts and prices as of 2026-09-25; MLS data, refreshed nightly. Market figures describe homes, not residents. Cite as: Momentum Realty, “Stock Island, FL key facts,” movewithmomentum.com/homes-for-sale/stock-island-fl/, data as of 2026-09-25.

20
Homes for sale
$634,950
Median list price
$499K to $2.10M
Typical range
114
Median days on market
0
New this week
1
Under contract
$4,157
Est. monthly cost at median

Newest homes for sale in Stock Island

The most recently listed homes in Stock Island, newest first, with photos. Each card opens the full listing with every photo, the community’s sales history and a tour request. Homes marked New listed in the last seven days.

25D 10th Avenue, home for sale in Stock Island
$479,000
3 bd · 2 ba · built 1987
25D 10th Avenue, 33040
Stock Island
Listing courtesy of Cayo Realty Key West
5030 5Th Avenue #13, home for sale in Stock Island
$599,900
3 bd · 2.5 ba · built 2016
5030 5Th Avenue #13, 33040
Stock Island
Listing courtesy of Location 3 Real Estate of KW Inc (KW)
32C 10Th Avenue, home for sale in Stock Island
$399,000
2 bd · 2 ba · built 1980
32C 10Th Avenue, 33040
Stock Island
Listing courtesy of Conchs in Paradise Real Estate
5030 5Th Avenue #60, home for sale in Stock Island
$615,600
3 bd · 2.5 ba · built 2016
5030 5Th Avenue #60, 33040
Stock Island
Listing courtesy of Location 3 Real Estate of KW Inc (KW)
E6 11th Avenue, home for sale in Stock Island
$624,900
3 bd · 2 ba · built 1976
E6 11th Avenue, 33040
Stock Island
Listing courtesy of Fathom Realty NC
6810 Front Street #B-13S & SNL 18, home for sale in Stock Island
$975,000
2 bd · 2 ba · built 1965
6810 Front Street #B-13S & SNL 18, 33040
Stock Island
Listing courtesy of Equestrian Sotheby's International Realty
26D 11Th Avenue, home for sale in Stock Island
$659,000
3 bd · 2 ba · built 1978
26D 11Th Avenue, 33040
Stock Island
Listing courtesy of RE/MAX Keys Connection (KW)
5030 5Th Avenue #62, home for sale in Stock Island
$599,000
3 bd · 2.5 ba · built 2016
5030 5Th Avenue #62, 33040
Stock Island
Listing courtesy of Location 3 Real Estate of KW Inc (KW)
42 Coral Way, home for sale in Stock Island
$1.23M
3 bd · 3 ba · built 2004
42 Coral Way, 33040
Stock Island
Listing courtesy of Berkshire Hathaway HomeServices Knight & Gardner Realty
15 Coral Way, home for sale in Stock Island
$1.20M
3 bd · 3 ba · built 2004
15 Coral Way, 33040
Stock Island
Listing courtesy of eXp Realty LLC Southernmost Branch
49G Miriam Street, home for sale in Stock Island
$929,000
4 bd · 3 ba · built 2026
49G Miriam Street, 33040
Stock Island
Listing courtesy of Island Life Realty Experts
6800 Maloney Avenue #13, home for sale in Stock Island
$499,000
3 bd · 3 ba · built 1978
6800 Maloney Avenue #13, 33040
Stock Island
Listing courtesy of Berkshire Hathaway HomeServices Knight & Gardner Realty
12A-14A 12th Avenue, home for sale in Stock Island
$3.10M
7 bd · 4 ba · built 1971
12A-14A 12th Avenue, 33040
Stock Island
Listing courtesy of eXp Realty LLC Southernmost Branch
13A-14A 12th Avenue, home for sale in Stock Island
$2.10M
4 bd · 3 ba · built 1971
13A-14A 12th Avenue, 33040
Stock Island
Listing courtesy of eXp Realty LLC Southernmost Branch
12A 12th Avenue, home for sale in Stock Island
$1.12M
3 bd · 2 ba · built 1971
12A 12th Avenue, 33040
Stock Island
Listing courtesy of eXp Realty LLC Southernmost Branch
28E 12th Avenue, home for sale in Stock Island
$645,000
3 bd · 2 ba · built 1971
28E 12th Avenue, 33040
Stock Island
Listing courtesy of eXp Realty LLC Southernmost Branch
5030 5Th Avenue #61, home for sale in Stock Island
$615,600
3 bd · 2.5 ba · built 2016
5030 5Th Avenue #61, 33040
Stock Island
Listing courtesy of Location 3 Real Estate of KW Inc (KW)
6460 Sunshine Street, home for sale in Stock Island
$949,000
4 bd · 3 ba · built 2000
6460 Sunshine Street, 33040
Stock Island
Listing courtesy of Coldwell Banker Schmitt Real Estate Co. (KW)
C1 9th Ave, home for sale in Stock Island
$599,000
4 bd · 2 ba · built 1975
C1 9th Ave, 33040
Stock Island
Listing courtesy of Coldwell Banker Schmitt Real Estate Co. (KW)
6800 Maloney Avenue #20, home for sale in Stock Island
$499,000
2 bd · 1 ba · built 1986
6800 Maloney Avenue #20, 33040
Stock Island
Listing courtesy of Coldwell Banker Schmitt Real Estate Co. (KW)

Stock Island homes for sale by price

Every active listing in Stock Island grouped by price, with the newest listings in each band. The median is $634,950; the busiest band is $500K – $750K.

$300K – $400K: 1 home

$400K – $500K: 3 homes

$500K – $750K: 8 homes

$750K – $1M: 3 homes

$1M and up: 5 homes

Every home for sale in Stock Island right now (20)

All 20 active Stock Island listings with a detail page, newest first, refreshed twice a day from the MLS.

Homes for sale in Stock Island by ZIP code

Where the inventory is: active listings and the median asking price by ZIP. ZIPs link to their housing scorecard.

ZIPHomes for saleMedian list price
3304020$634,950

What is for sale in Stock Island: property types

Another 2 listings in Stock Island are land, commercial or other non-residential property and are not counted above.

What a home in Stock Island costs to own

Take the median $634,950 listing with 20% down at today’s 6.95% 30-year rate: principal and interest run about $3,362/month. Monroe County’s typical millage of 8.82 puts property tax near $5,157/year after the $50,000 homestead exemption — and that is the reset bill a buyer pays, not the seller’s capped one. Citizens’ average premium in Monroe County is about $4,380/year; newer roofs and inland addresses usually quote below it. All in, plan on roughly $4,157/month plus any HOA or CDD assessment.

Explore Stock Island

Homes for sale near Stock Island

Common questions

How many homes are for sale in Stock Island, FL?
As of 2026-09-25, Momentum's MLS record shows 20 residential homes actively listed for sale in Stock Island and 1 under contract. 0 of them came on the market in the last 7 days.
What is the median home price in Stock Island?
The median list price of homes for sale in Stock Island is $634,950. Ten percent of listings are under $499K and ten percent are above $2.10M.
How long do homes take to sell in Stock Island?
Homes currently listed have been on the market a median of 114 days.
What does a $634,950 home in Stock Island cost per month?
Roughly $4,157 a month with 20% down at 6.95%: principal and interest of $3,362, Monroe County property tax of about $430/month after the $50,000 homestead exemption, and insurance near $365/month at the Citizens county average. HOA or CDD fees, where they apply, come on top.
Which Stock Island neighborhoods have the most homes for sale?
See the communities table above.
How do I see a home for sale in Stock Island?
Every listing on this page opens a full page with all photos, the community's data and a tour request. A Momentum agent who works Stock Island can show any home here, whether it is our listing or another brokerage's, at no cost to a buyer. Call (904) 351-6461 or use the form below.
Where is Stock Island, FL, and what county is it in?
Stock Island is in Monroe County, Florida. Homes for sale there today carry the ZIP codes 33040. Nearby cities in the same county with homes for sale: Key Largo, Key West, Marathon, Plantation Key, Big Pine Key.
What ZIP codes are in Stock Island, FL?
Listings in Stock Island are currently in 1 ZIP code: 33040. The ZIP table above shows how many homes are for sale in each and the median asking price.
How many houses are for sale in Stock Island, FL?
9 single-family houses are for sale in Stock Island today, out of 20 total listings (1 condos, 5 townhouses). The property-type section above breaks the inventory down, and each card opens the full listing.
How do I buy a house in Stock Island, FL?
Start with the numbers: 20 homes are for sale in Stock Island today at a median asking price of $634,950, so a 20% down payment on the median home is about $126,990 and principal and interest run near $3,362/month at today's 6.95% 30-year rate. Get pre-approved first, sign a written buyer agreement with your agent (required before touring since August 2024), then search by price band, ZIP or community above. Our Florida buyer closing-cost calculator itemizes the cash to close, and the Florida first-time buyer guide covers programs and down-payment help.
What county is Stock Island in?
Stock Island is in Monroe County, Florida. Property tax, school zoning and permitting for Stock Island run through Monroe County.
Is Stock Island a good place to live?
That depends on your budget, commute and the kind of home you want, so here is what the housing data says about Stock Island: homes took a median 46 days to go under contract; new construction was 11% of sales; the communities with the most sales are HARBOUR SHORES, SI, LINCOLN GARD. NO. 2, MALONEY, LINCOLN MAN ET.. The market tracker, price bands and community pages on this site carry the full numbers.

Listings, counts and prices are from Momentum Realty’s MLS record of active residential listings in Stock Island as of 2026-09-25 and refresh as homes list and sell. Listing data provided by Florida Keys MLS, Inc. Information is deemed reliable but is not guaranteed by the MLS to be accurate. The data relating to real estate for sale on this page comes in part from the Internet Data Exchange (IDX) program of the MLS(s) named above; listings held by brokerages other than Momentum Realty are marked with the listing brokerage’s name. Information is deemed reliable but not guaranteed. Estimates are not guarantees. Equal Housing Opportunity.

Buying in Stock Island?

See any home on this page with a local agent.

A Momentum agent who works Stock Island every week will set up showings, pull the comps before you offer, and tell you which of these homes is actually priced right. No cost to a buyer.

Selling instead? See what your home would list for.

Tour homes in Stock Island

Tell us what you are looking for and a local agent will reach out, usually within one business day.

or call (904) 351-6461