240 12th St, Marathon, FL 33051
OFF MARKET

240 12th St
Marathon, FL 33051

  • 4 Beds
  • 2 Baths
  • 1,719 sqft (on 0.28 acres)

$1,490,900

Trulia Estimate
as of Jun 17, 2026
Est. Refi. Payment $8,500/mo*
Refinance Your Home

$1,490,900

Trulia Estimate
as of Jun 17, 2026
Est. Refi. Payment $8,500/mo*
Refinance Your Home
4 Beds
2 Baths
1,719 sqft
(on 0.28 acres)

Local Information

Map showing home location
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-- mins to
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Description

This single-family home is located at 240 12th St, Marathon, FL. 240 12th St is in Marathon, FL and in ZIP code 33051. This property has 4 bedrooms, 2 bathrooms and approximately 1,719 sqft of floor space. This property has a lot size of 8276 sqft and was built in 1966.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

Parking
No Info
Outdoor
Patio
View
No Info
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 240 12th St

Interior Features

Heating & Cooling
Heating: Forced AirHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Concrete

Exterior Features

Exterior Home Features
Roof: MetalExterior: StuccoFoundation Type: ConcretePatio
Parking & Garage
Parking: Carport

Property Information

Year Built
Year Built: 1966Year Updated: 2001
Property Type / Style
Property Type: Single Family Home

Community

Units in Building: 1

Lot Information

Lot Area: 0.28 acres

Price History for 240 12th St

DatePriceEventSource
02/27/2015$650,000Sold
FLKMLS #565073

Market trends in Key Colony Beach

Last updated May 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
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Price per sq ft
—
Available listings
63
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Property Tax and Assessment

Year2025
Tax$11,303
Assessment$1,298,621
Home facts updated by county records

Homeowner tools

Estimated monthly rent$5,645/mo
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Homes for rent near 240 12th St

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Comparable Sales for 240 12th St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
150 10th St, Key Colony Beach, FL
0.15
Single-Family Home
$1,415,000
06/30/25
3
2
1,604
501 11th St, Key Colony Beach, FL
0.19
Single-Family Home
$1,600,000
02/03/26
3
2
1,776
261 10th St, Key Colony Beach, FL
0.11
Single-Family Home
$1,300,000
05/14/26
3
2
1,599
520 12th St, Key Colony Beach, FL
0.20
Single-Family Home
$2,237,500
04/20/26
3
2
1,584
918 W Ocean Dr, Key Colony Beach, FL
0.19
Single-Family Home
$999,000
11/20/25
3
2
1,170
351 10th St, Key Colony Beach, FL
0.14
Single-Family Home
$1,340,000
04/10/26
4
3
1,813
460 11th St, Key Colony Beach, FL
0.17
Single-Family Home
$690,000
08/20/25
2
2
1,080
470 11th St, Key Colony Beach, FL
0.18
Single-Family Home
$690,000
08/13/25
2
2
1,080
421 10th St, Key Colony Beach, FL
0.18
Single-Family Home
$625,000
11/14/25
2
2
885
510 12th St, Marathon, FL
0.19
Single-Family Home
$2,550,000
10/17/25
3
2.5
2,077

Nearby homes

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Assigned Schools

These are the assigned schools for 240 12th St.
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The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Key Colony Beach

At least 4 Trulia users voted on each feature.

  • 100 % Say it's quiet

  • 100 % Say it's walkable to restaurants

  • 91 % Say yards are well-kept

  • 90 % Say parking is easy

  • 86 % Say car is needed

  • 80 % Say it's dog friendly

  • 80 % Say people would walk alone at night

  • 78 % Say streets are well-lit

  • 57 % Say they plan to stay for at least 5 years

  • 50 % Say there's holiday spirit

  • 50 % Say there are sidewalks

  • 50 % Say there are community events

  • 50 % Say there's wildlife

  • 38 % Say kids play outside

  • 33 % Say neighbors are friendly

  • 33 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • David Sloan
    "Lived here for over a month, almost everyone is friendly as well as mostly pet friendly. I own a pitbull that is my service dog, majority comes up to love him him, few assume he isn’t friendly."
    0
    Flag
  • L. F.
    "Not many children live here. Lots of vacation and rental homes. They have occupants changing all the time or they stand empty for months on end. "
    0
    Flag
  • LWF
    "Sunday afternoon live concerts in the park in winter. Craft fairs. The Christmas boat parade. The fishing club puts on an annual spring clambake."
    1
    Flag
  • Dm2953
    "Key Colony Beach is a community minded incorporated small city with parks, its own sewer system, police, and safety."
    7
    Flag

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Homes for sale near 240 12th St

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Off Market Homes Near 240 12th St

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240 12th St, Marathon, FL 33051 is a 4 bedroom, 2 bathroom, 1,719 sqft single-family home built in 1966. This property is not currently available for sale. 240 12th St was last sold on Feb 27, 2015 for $650,000. The current Trulia Estimate for 240 12th St is $1,490,900.