One of the last two duplex zoned, canal front, lots. New seawall in 2022. Building permits are quick in Key Colony Beach. Have your building plans reviewed and approved by the City and you are good to go.
Seller / Developer will consider building as per his plans with a Pre-Construction agreement for one side of the duplex building at $2,350,000. Plans for each half duplex to be approximately 2,400 sq.ft. 4 bedrooms, 4 baths and a roof top deck. Ask for details and a review of building plans.
Lot/land
$2,650,000
790 10th St, Key Colony Beach, FL 33051
--beds
0baths
8,276Square Feet
Unimproved Land
Built in ----
8,276 Square Feet Lot
$-- Zestimate®
$--/sqft
$-- HOA
What's special
Canal frontDuplex zoned
- 224 days |
- 57 |
- 1 |
Zillow last checked:
Listing updated:
Listed by:
Steve M Smith, P.A. 305-849-1196,
Key Colony Beach Realty
Source: FLKMLS,MLS#: 617895
Facts & features
Interior
Bedrooms & bathrooms
- Bathrooms: 0
Property
Features
- On waterfront: Yes
Lot
- Size: 8,276 Square Feet
- Dimensions: 75 X 110
Details
- Parcel number: 00075830000000
- Zoning: R-2A - Key Colony Two Family
Community & HOA
Community
- Security: Security Guard
- Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
HOA
- Has HOA: No
Location
- Region: Key Colony Beach
Financial & listing details
- Tax assessed value: $904,724
- Annual tax amount: $8,405
- Date on market: 1/2/2026
- Listing terms: Buyer Obtain Finance
Estimated market value
Zestimate®
Not available
Estimated sales range
Not available
Rent Zestimate®
$7,835/mo
Price history
| Date | Event | Price |
|---|---|---|
| 1/2/2026 | Listed for sale | $2,650,000+1.9% |
Source: | ||
| 11/4/2025 | Listing removed | $2,600,000 |
Source: | ||
| 10/8/2025 | Price change | $2,600,000+33.3% |
Source: | ||
| 4/25/2025 | Listed for sale | $1,950,000+77.3% |
Source: FLKMLS #614764 Report a problem | ||
| 5/7/2021 | Sold | $1,100,000-8.3% |
Source: | ||
| 12/4/2020 | Contingent | $1,200,000 |
Source: | ||
| 6/10/2020 | Listed for sale | $1,200,000 |
Source: Berkshire Hathaway HomeServices Keys Real Estate #591189 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $8,406 -35.5% | $904,724 -26.4% |
| 2023 | $13,036 +11.5% | $1,229,350 +10% |
| 2022 | $11,687 +29.2% | $1,117,591 +38.7% |
| 2021 | $9,047 +12.9% | $805,933 +10% |
| 2020 | $8,012 | $732,666 -0.1% |
| 2019 | $8,012 -0.1% | $733,318 +6.9% |
| 2018 | $8,017 +10.1% | $685,690 -20.2% |
| 2017 | $7,282 -1.3% | $859,698 +14.6% |
| 2016 | $7,376 +6.4% | $750,042 +3.5% |
| 2015 | $6,934 | $724,347 |
Find assessor info on the county website
Monthly payment
Climate risks
Neighborhood: 33051
Nearby schools
GreatSchools rating
- 5/10Stanley Switlik Elementary SchoolGrades: PK-5Distance: 4.5 mi
- 5/10Marathon SchoolGrades: 6-12Distance: 3.7 mi
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A local agent can set up tours, give advice and negotiate with sellers.



