300 12th St
Marathon, FL 33051
- 5 Beds
- 4 Baths
- 2,736 sqft
5 Beds
4 Baths
2,736 sqft
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1965
Living Area
2,736 sqft
Price/Sqft
$778
About this House
5 Bedroom Vacation Rental. 2 are master suites, 4 bathrooms, BIG Pool, open living, dining & kitchen. 88 foot concrete dock. Huge rooftop deck with great views of deep, wide canal. Ideally located only 5 minutes to the open ocean and gulf. Walk or bike to the marina, golf, tennis, pickleball, bocce ball, horseshoes, basketball, playground, Sunset park, post office and restaurants. Your piece of paradise is here!
300 12th St, Marathon, FL 33051 is a 5 bedroom, 4 bathroom, 2,736 sqft single-family home built in 1965. It last sold for $960,000 on Nov 30, 2020. It is currently off market. The Trulia Estimate is $2,129,800, with a rent estimate of $6,335/month.
Home Details for 300 12th St
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Heating & Cooling Heating: Forced AirAir ConditioningCooling System: CentralHeating Fuel: Forced Air |
Interior Details Types of Rooms: Walk In ClosetCeiling Fan |
Appliances & Utilities Cable ReadyDryerMicrowaveRefrigeratorWasher |
Levels, Entrance, & Accessibility Floors: Tile, Carpet |
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Exterior Home Features Roof: TileDeckExterior: StuccoFoundation Type: ConcretePatioPorch |
Pool Pool |
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Year Built Year Built: 1965Year Updated: 1990 |
Property Type / Style Property Type: Single Family Home |
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Units in Building: 1 |
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Lot Area: 9679 sqft |
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On Site Laundry Available |
Price History for 300 12th St
| Date | Price | Event | Source |
|---|---|---|---|
| 11/30/2020 | $960,000 | Sold | FLKMLS #592662 |
| 09/21/2020 | $1,100,000 | Listed For Sale | Agent Provided |
| 08/18/2020 | $940,000 | ListingRemoved | Agent Provided |
| 07/20/2020 | $940,000 | PriceChange | Agent Provided |
| 06/12/2020 | $980,000 | PriceChange | Agent Provided |
| 04/15/2020 | $999,000 | Listed For Sale | Agent Provided |
| 11/13/2012 | $730,000 | ListingRemoved | Agent Provided |
| 09/30/2012 | $730,000 | Listed For Sale | Agent Provided |
| 08/24/2012 | $730,000 | ListingRemoved | Agent Provided |
| 07/21/2011 | $730,000 | PriceChange | Agent Provided |
| 04/07/2010 | $699,000 | Listed For Sale | Agent Provided |
| 09/10/1997 | $300,000 | Sold | N/A |
Market trends in Key Colony Beach
Last updated June 2026
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
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Available listings
58
5MoM
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $13,046 |
| Assessment | $1,488,594 |
Home facts updated by county records
Comparable Sales for 300 12th St
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.11 | Single-Family Home | $2,050,000 | 06/26/26 | 5 | 3 | 2,347 | |
0.12 | Single-Family Home | $3,580,000 | 09/17/25 | 5 | 4.5 | 2,741 | |
0.10 | Single-Family Home | $3,200,000 | 06/30/26 | 4 | 4 | 2,649 | |
0.05 | Single-Family Home | $3,700,000 | 07/20/26 | 5 | 4 | 4,188 | |
0.05 | Single-Family Home | $3,430,000 | 06/16/26 | 4 | 4 | 3,680 | |
0.12 | Single-Family Home | $1,340,000 | 04/10/26 | 4 | 3 | 1,813 | |
0.19 | Single-Family Home | $2,500,000 | 05/19/26 | 3 | 3 | 2,418 | |
0.20 | Single-Family Home | $2,400,000 | 04/24/26 | 3 | 2.5 | 2,521 | |
0.14 | Single-Family Home | $2,550,000 | 10/17/25 | 3 | 2.5 | 2,077 | |
0.31 | Single-Family Home | $1,400,000 | 04/10/26 | 4 | 4 | 2,293 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 300 12th St.
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.
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