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Single Family ResidenceResidential
$762,122$393 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $675,000 on May 16, 2024

8507 SW 18TH AVE

STUART, FL 34997
4
Beds
3
Baths
1,938 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.78 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$762K
$698K low$826K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$675,000 · May 16, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,165 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$528,110 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$310,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$218,110
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$267,933
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$528,110

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMARTIN
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1992
Lot (acres)The size of the land the home sits on, from county records.0.78
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Pool W/Hot Tub/Spa
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.ElevatorPorch · 564 ft²

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Crystal Lake Elementary SchoolA-
Elementary · Grades PK–5 · 0.8 mi
H
South Fork High SchoolC+
High · Grades 9–12 · 2.3 mi
M
Dr. David L. Anderson Middle SchoolB-
Middle · Grades 6–8 · 2.6 mi

District: Martin County School District

Neighborhood · ZIP 34997These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.43,974
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.479 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,925
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,609
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.57 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.65%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

8507 Sw 18th Ave measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 83% of homes in Stuart 34997
  • Costs more per square foot than 93% of homes in Stuart 34997
  • Bigger than 67% of homes in Stuart 34997
  • Has a bigger lot than 91% of homes in Stuart 34997
  • Older than 81% of homes in Stuart 34997

What homes are worth in Stuart 34997

Each bar is how many homes fall in that price range. The marker is this home.

This home
$161K$1.4M

This home is worth more than 83% of homes in Stuart 34997.

How it measures up in Stuart 34997

The dot is this home. The mark in the middle is the typical home in Stuart 34997.

Estimated value$762,122
CheaperTypical $459,820Pricier

Pricier than 83% of homes nearby

Price per ft²$393
CheaperTypical $271Pricier

Pricier than 93% of homes nearby

Living area1,938 ft²
SmallerTypical 1,614 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.78 ac
SmallerTypical 0.19 acBigger

Bigger than 91% of homes nearby

Year built1977
OlderTypical 1988Newer

Newer than 19% of homes nearby

How 8507 Sw 18th Ave ranks against every home in each area.
MeasureThis homeStuart 34997Martin County
Estimated valuepricier than$762,12283% of homes76% of homes
Price per ft²pricier than$39393% of homes82% of homes
Living areabigger than1,938 ft²67% of homes64% of homes
Lot sizebigger than0.78 ac91% of homes86% of homes
Year builtnewer than197719% of homes27% of homes

About 8507 Sw 18th Ave

How much is 8507 Sw 18th Ave, Stuart, FL worth?

The TopHap Estimate for 8507 Sw 18th Ave, Stuart, FL is $762,122 as of Aug 30, 2026. The likely range is $697,909 to $826,335. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8507 Sw 18th Ave, Stuart, FL last sell?

8507 Sw 18th Ave, Stuart, FL last sold on May 16, 2024 for $675,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 8507 Sw 18th Ave, Stuart, FL?

8507 Sw 18th Ave, Stuart, FL has 4 bedrooms, 3 bathrooms, 1,938 square feet of living space and a 0.78-acre lot.

When was 8507 Sw 18th Ave, Stuart, FL built?

8507 Sw 18th Ave, Stuart, FL was built in 1977, making it 49 years old. The building has 1 story.

What schools serve 8507 Sw 18th Ave, Stuart, FL?

8507 Sw 18th Ave, Stuart, FL is assigned to Crystal Lake Elementary School (elementary), rated A-; South Fork High School (high), rated C+; Dr. David L. Anderson Middle School (middle), rated B-. All sit in Martin County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8507 Sw 18th Ave, Stuart, FL compare to other homes in Stuart 34997?

Among the 20,052 homes in Stuart 34997, it is worth more than 83% of them ($762,122 against a typical $459,820), its price per square foot is higher than 93% of them ($393 against a typical $271), it is bigger than 67% of them (1,938 ft² against a typical 1,614 ft²), its lot is bigger than 91% of them (0.78 ac against a typical 0.19 ac) and it is newer than 19% of them (1977 against a typical 1988). Measured against all of Martin County, it is worth more than 76% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 8507 Sw 18th Ave, Stuart, FL?

The 2024 property tax bill for 8507 Sw 18th Ave, Stuart, FL was $4,165. The county assessed it at $528,110.

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