520 SW Harbor St is a 1,288 square foot house on a 0.29 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on April 14, 1993 for $128,000. Based on Redfin's Stuart data, we estimate the home's value is $574,408.
Single-familyProperty Type
1977Year Built
0.29 acresLot Size
$446Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$574,408
$446K since sold in April 1993$8,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 12.2% lower than the average sale price ($654K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 15, 2026 • Final
Residential roofing repair
Roofing
Dec 11, 2025 • Final
Residential trade plumbing
Connect a house to the county water meter using new piping.
Plumbing
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
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Room Information
# of Rooms: 3
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Slab
Construction Type: Wood
Building Construction Quality: Fair
Exterior Wall: Wood Siding
Roof Framing Type: Wood
Roof Shape Type: Mansard
Building Type: Single Family
Property Information
Subdivision Name: HARBOR ESTATES
Living Sq. Ft: 1,288
Building Sq. Ft: 1,820
# of Units: 1
# of Stories: 1
Legal Description: HARBOR ESTATES SEC 2 E1/2 OF LOT 8
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 532
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 12,545
Legal Lot Number: 8
Acres: 0.288
Zoning Code: HR-1
County Use Description: SINGLE FAMILY
State Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,288
Stories: 1.0
Lot Size: 0.29 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1977
County: Martin County
APN: 55-38-41-007-000-00080-4
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Crystal Lake Elementary School
Public PreK-5 • Assigned • 2.6mi
8/10
Dr. David L. Anderson Middle School
Public 6-8 • Assigned • 1.2mi
5/10
Martin County High School
Public 9-12 • Assigned • 3.3mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
5/10 Flood Factor
Estimated 46-56% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.77% chance of being in a wildfire in next 30 years
10/10 Heat Factor
7 days above 106° expected this year, 24 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
Stuart, FL • 34997
Average low and high temperatures (°F)
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61
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Sun exposure
In this area, properties receive around 9 hours in
June and 6.8 hours in December, placing it above the
U.S. average for solar exposure.
9 hrs
6.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$546,000 – $661,000
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