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Duplex (2 Units, Any Combination)Residential
Last sold for $2,700,000 on Aug 4, 2026

529 SIMONTON ST

KEY WEST, FL 33040
3
Beds
3
Baths
1,800 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.
3,470 ft²
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,700,000 · Aug 4, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,149 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,456,685 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$807,065
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$649,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,457,958
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,456,685

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyMONROE
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.2014
Lot (acres)The size of the land the home sits on, from county records.0.08
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 16 ft²Patio · 16 ft²Porch · 328 ft²

Transaction History(8)

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

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

M
Horace O'Bryant SchoolD
Middle · Grades PK–8 · 0.9 mi
H
Key West High SchoolC
High · Grades 9–12 · 1.5 mi
E
Gerald Adams Elementary SchoolD
Elementary · Grades PK–5 · 3.9 mi

District: Monroe County School District

Neighborhood · ZIP 33040These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.1

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.31,854
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.222 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,370
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,488
Average tempThe average temperature here across a full year.78°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.76%

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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

529 Simonton St 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.

  • Bigger than 77% of homes in Key West 33040
  • Has a smaller lot than 86% of homes in Monroe County
  • Older than 95% of homes in Monroe County

How it measures up in Key West 33040

The dot is this home. The mark in the middle is the typical home in Key West 33040.

Living area1,800 ft²
SmallerTypical 1,288 ft²Bigger

Bigger than 77% of homes nearby

Lot size3,470 ft²
SmallerTypical 0.12 acBigger

Bigger than 29% of homes nearby

Year built1938
OlderTypical 1973Newer

Newer than 17% of homes nearby

How 529 Simonton St ranks against every home in each area.
MeasureThis homeKey West 33040Monroe County
Living areabigger than1,800 ft²77% of homes72% of homes
Lot sizebigger than3,470 ft²29% of homes14% of homes
Year builtnewer than193817% of homes5% of homes

About 529 Simonton St

When did 529 Simonton St, Key West, FL last sell?

529 Simonton St, Key West, FL last sold on Aug 4, 2026 for $2,700,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 529 Simonton St, Key West, FL?

529 Simonton St, Key West, FL has 3 bedrooms, 3 bathrooms, 1,800 square feet of living space and a 0.08-acre lot.

When was 529 Simonton St, Key West, FL built?

529 Simonton St, Key West, FL was built in 1938, making it 88 years old. It is a duplex single home. The building has 2 stories.

What schools serve 529 Simonton St, Key West, FL?

529 Simonton St, Key West, FL is assigned to Horace O'Bryant School (middle), rated D; Key West High School (high), rated C; Gerald Adams Elementary School (elementary), rated D. All sit in Monroe County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 529 Simonton St, Key West, FL compare to other homes in Key West 33040?

Among the 11,973 homes in Key West 33040, it is bigger than 77% of them (1,800 ft² against a typical 1,288 ft²), its lot is bigger than 29% of them (3,470 ft² against a typical 0.12 ac) and it is newer than 17% of them (1938 against a typical 1973). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 529 Simonton St, Key West, FL?

The 2025 property tax bill for 529 Simonton St, Key West, FL was $11,149. The county assessed it at $1,456,685.

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