An opportunity to own in the lovely City of Key Colony Beach. Ideal easterly setting. Overlooking 100' wide waterway. Buy this one or the full duplex (660-670) which is presently rented for a total of 7 months this winter and even buy the next door 1/2 duplex (680) which is priced at $619,500. All priced below recent appraisals. Features include: large garage, lots of storage, concrete dock, do wnstairs bath (City paperwork verifies its legal). Room for a pool.
Single-familyProperty Type
1979Year Built
4,180 sq ftLot Size
$983Est. Price/Sq.Ft.
1 car garageParking
Listed by Diane & Fred Colvard Team Waterfront• Waterfront Specialists
Bought with Joann Cook Kuipers, P.a.• Waterfront Specialists
Source:FLKMLS #523299
Redfin Estimate
$1,266,215
$501K since sold in January 2021$15K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.5% higher than the average sale price ($1.21M) of 6 comparable homes.
An opportunity to own in the lovely City of Key Colony Beach. Ideal easterly setting. Overlooking 100' wide waterway. Buy this one or the full duplex (660-670) which is presently rented for a total of 7 months this winter and even buy the next door 1/2 duplex (680) which is priced at $619,500. All priced below recent appraisals. Features include: large garage, lots of storage, concrete dock, do wnstairs bath (City paperwork verifies its legal). Room for a pool.
Public Records
Feb 1, 1977
Sold
$12,000
$9/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$8,863 (+3.1%)
2024
$8,597 (+7.7%)
2023
$7,986 (+16.2%)
2022
$6,870 (+9.7%)
2021
$6,263 (+29.3%)
$260,906 + $317,959
$578,865
2020
$4,844 (+3.2%)
$247,500 + $205,728
$453,228
2019
$4,692 (+3.8%)
$247,500 + $205,728
$453,228
2018
$4,519 (+2.3%)
$247,500 + $189,938
$437,438
2017
$4,419 (+13.6%)
$247,500 + $192,370
$439,870
2015
$3,891 (+5.1%)
$247,500 + $188,027
$435,527
2014
$3,703
Tax history for 660 10th St
Year
Property tax
Land + Additions
Assessment*
2025
$8,863 (+3.1%)
2024
$8,597 (+7.7%)
2023
$7,986 (+16.2%)
2022
$6,870 (+9.7%)
2021
$6,263 (+29.3%)
$260,906 + $317,959
$578,865
2020
$4,844 (+3.2%)
$247,500 + $205,728
$453,228
2019
$4,692 (+3.8%)
$247,500 + $205,728
$453,228
2018
$4,519 (+2.3%)
$247,500 + $189,938
$437,438
2017
$4,419 (+13.6%)
$247,500 + $192,370
$439,870
2015
$3,891 (+5.1%)
$247,500 + $188,027
$435,527
2014
$3,703
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Forced Air
Exterior
Exterior Information
Physical Condition: Average
Floor Construction Type: Concrete
Foundation Type: Concrete
Exterior Wall: Concrete Block
Roof Shape Type: Irregular
Building Type: Residential
Property Information
Subdivision Name: KEY COLONY BEACH 1ST ADD
Living Sq. Ft: 1,288
Gross Sq. Ft: 3,368
Ground Floor Sq. Ft: 1,288
Building Sq. Ft: 1,288
# of Units: 1
# of Stories: 2
Legal Description: AMD PLAT OF KEY COLONY BEACH 1ST ADDN PB4-11 SHELTER KEY S1/2 LOT 44 BK 10 OR410-291-292 OR710-710 OR710-715 OR805-1055 OR1377-18 OR1403-906TR OR2073-358/59 OR3067-61
Parking & Garage Information
Parking Type: Finished Block Garage
Garage/Parking Sq. Ft: 644
Garage / Carport Type: Finished Block
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,180
Legal Lot Number: 44
Legal Block Number: 10
Municipality Type: KCB
Municipality Name: CITY OF KEY COLONY BEACH
Acres: 0.096
Depth Footage: 110
Front Footage: 38
Zoning Code: INC
County Use Description: SINGLE FAMILY RES
State Use Description: SINGLE FAMILY
Location Information
Parcel Location Influence: Canal
Financial
Assessor Information
Assessment Year: 2025
Tax District County: CITY OF KEY COLONY BEACH
Tax Area: CITY OF KEY COLONY BEACH
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 1,288
Stories: 2.0
Lot Size: 4,180 square feet
Style: Single Family Residential
Year Built: 1979
Year Renovated: 2009
County: Monroe County
APN: 0566 33 00075890000000
Home facts updated by county records on Apr 21, 2026
Around this home
Schools
K - 12
Preschool & daycare
Stanley Switlik Elementary School
Public PreK-5 • Assigned • 4.5mi
4/10
Marathon School
Public 6-12 • Assigned • 3.7mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
Heat Factor
We're working on getting current and accurate heat risk information for this home.
10/10 Wind Factor
99% chance of strong winds in next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Key Colony Beach, FL • 33051
Average low and high temperatures (°F)
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Jan
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Jun
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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.
10 hrs
7.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.20M – $1.46M
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