429 4th Rd is a 899 square foot house on a 6,000 square foot lot with 1 bedroom and 1 bathroom. Based on Redfin's Key Largo data, we estimate the home's value is $493,380.
Single-familyProperty Type
1973Year Built
6,000 sq ftLot Size
$549Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$493,380
$9,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.3% lower than the average sale price ($635K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
IS
III
Improved Subdivision District
The purpose of the IS district is to accommodate the legally vested residential development rights of the owners of lots in subdivisions that were lawfully established and improved prior to the adoption of this LDC. For the purpose of this section, improved lots are those that are served by a dedicated and accepted existing road of porous or nonporous material, that have an approved potable water supply, and that have sufficient uplands to accommodate the proposed use in accordance with the required setbacks. This district is not intended to be used for new land use districts of this classification within the county.
Zone overlays
Tier III Overlay District
Permitted uses
Include but are not limited to:
Housing-Multiple units
Infrastructure
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Air Conditioning Type: Wall Unit
Heating Type: Forced Air
Exterior
Exterior Information
Physical Condition: Average
Floor Construction Type: Concrete
Foundation Type: Concrete
Exterior Wall: Concrete Block
Roof Shape Type: Gable/Hip
Building Type: Residential
Property Information
Subdivision Name: LARGO SOUND VILLAGE
Living Sq. Ft: 899
Gross Sq. Ft: 1,359
Ground Floor Sq. Ft: 899
Building Sq. Ft: 899
# of Units: 1
# of Stories: 1
Legal Description: BK 10 LT 16 LARGO SOUND VILLAGE KEY LARGO PB4-92 OR523-1086R/S OR3037-1099
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,000
Legal Lot Number: 16
Legal Block Number: 10
Municipality Type: KLG
Municipality Name: KEY LARGO FROM SOUTH BAY HARBO
Acres: 0.1377
Depth Footage: 100
Front Footage: 60
Zoning Code: IS
County Use Description: SINGLE FAMILY RES
State Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2025
Tax District County: KEY LARGO FROM SOUTH BAY HARBO
Tax Area: SOUTH KEY LARGO MUNICIPAL SERV
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 899
Stories: 1.0
Lot Size: 6,000 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 2005
County: Monroe County
APN: 1161 39 00476040000000
Home facts updated by county records on Jul 10, 2026
Around this home
Schools
Places
Transit
Key Largo School
Public PreK-8 • Assigned • 0.8mi
8/10
Coral Shores High School
Public 9-12 • Assigned • 13.7mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 80%+ chance 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
10/10 Heat Factor
7 days above 107° expected this year, 31 days in 30 years
10/10 Wind Factor
99% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Key Largo, FL • 33037
Average low and high temperatures (°F)
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77
79
72
77
68
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Feb
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Sun exposure
In this area, properties receive around 9.4 hours in
June and 7 hours in December, placing it above the
U.S. average for solar exposure.