This home's estimate is 8.6% lower than the average sale price ($825K) of 6 comparable homes.
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400 4Th St, Key Colony Beach, FL 33051
About this home
Nicely furnished two bedroom/two bath half-duplex located in the ''Gem of the Keys'' Key Colony Beach. This property has a 30 ft concrete sea wall and is currently used as a vacation rental. The City of Key Colony Beach allows 7 night rentals. The property is East facing for the shady evening Bar-b-ques. Key Colony Beach has it all a marina, golf course, Sunset Park, play ground, tennis courts and much more.

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Market trends in Key Colony Beach, FL
Last updated September 2026
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Sale history for 400 4Th St
$495/sq ft
$495/sq ft
$1,120/sq ft
$672/sq ft
$271/sq ft
$270/sq ft
$604/sq ft
$1,729/sq ft
$214/sq ft
$214/sq ft
$223/sq ft
$121/sq ft
Tax history for 400 4Th St
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
- Public record
- Permits
Bathroom
Kitchen
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
- Virtual Tour
- Interior Features
- Interior Features: Drapes/Blinds Incl, Smoke Alarms
- Flooring: Tile Floor
- Windows/Doors: Impact Rstnce Window, Other Windows/Doors, Jalousie Windows
- Cooling/Heating: Ceiling Fans, Window/Wall Unit
- Appliances: Dishwasher, Washer, Refrigerator, Range, Oven, Microwave, Dryer
- Furnished: Furnished
- Bathroom Information
- # of Full Baths: 2
Exterior
- Boat Slip/Dock Information
- Dockage: Dock Length: 30
- Dockage: Seawall: Concrete
- Exterior Features
- Porch/Balcony: Deck
- Property Features
- On Waterfront
- Waterfront Type: Canal Front
- Waterview: Canal View
- Property Information
- Deed Restrictions: Unknown
- Pets: Pets Allowed
- Rentals Allowed: Yes
- Min Rental Days: 7
- Lot Information
- Acres: 0.08
- Zoning: R-1A - Key Colony Single Family
- Land Size: Less Than 1/4 Acre
- Control Depth: 4
- Flood Zone: AE
- Building Information
- Year Built: 1,970
- Sq. Ft. Source: Tax Records
- Building Style: Shotgun
- Building Style: Stories: 1
- Building Style: Above Flood: Unknown
- Construction: CBS
- Roof: Tar/Gravel Roof
- Subdivision/Neighborhood
- Subdivision: Key Colony Beach (53.5)
- Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)
Financial
- Tax Information
- Taxes: $3,930
- Tax Year: 2,019
- Tax Exemptions: None
Utilities
- Utility Information
- Utilities: FKAA, Municipal Sewer
- Has Public Sewer Hook-up
Location
- Homeowners Association Information
- Association Info: 1st Right of Refusal: No
- Association Info: Association Fee $: 0.00
- Fee Includes: None
- Location Information
- Side: Ocean
- Mile Marker: 53.50
- Directions: Take Sadowski Causeway to East Ocean Drive. Turn left on to 4th Street. 400 is on the right side of the street about 3/4 of the way down.
Public facts
- Beds: 2
- Baths: 2.0
- Sq. Ft.: 960
- Stories: 1.0
- Lot Size: 3,300 square feet
- Style: Single Family Residential
- Year Built: 1970
- Year Renovated: 2005
- County: Monroe County
- APN: 0466 33 00072960000100
Around this home
Schools
Public PreK-5 • Assigned • 5.0mi
Public 6-12 • Assigned • 4.1mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Minimal risk of a flood reaching the building in the next 30 years
Unlikely to be in a wildfire in next 30 years
We're working on getting current and accurate heat risk information for this home.
99% chance of strong winds in next 30 years
0 unhealthy days expected this year, 0 days in 30 years
Sun exposure
In this area, properties receive around 10 hours in June and 7.3 hours in December, placing it above the U.S. average for solar exposure.
Sell confidently with a local market expert in Key Colony Beach. 3 minutes to get started.
Nearby similar homes




New listings for sale in 33051

Home values near 400 4Th St
| Address | Redfin Estimate |
|---|---|
3 Beds | 2 Baths | 1392 Sq. Ft. | $1,107,245 |
7 Beds | 4 Baths | 2100 Sq. Ft. | $1,414,879 |
| Address | Redfin Estimate |
|---|---|
2 Beds | 1 Baths | 1408 Sq. Ft. | $817,861 |
4 Beds | 3 Baths | 1720 Sq. Ft. | $1,483,130 |
| Address | Redfin Estimate |
|---|---|
2 Beds | 1 Baths | 1408 Sq. Ft. | $783,119 |
2 Beds | 2.5 Baths | 945 Sq. Ft. | $1,009,581 |
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