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CondominiumResidential
$1,042,801$853 / 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 91How 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 $905,000 on Mar 14, 2023

313 CATHERINE ST APT 3

KEY WEST, FL 33040
Building report
2
Beds
2
Baths
1,222 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.
4,050 ft²
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.

Valuation

$1M
$944K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$905,000 · Mar 14, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,576 (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.$740,367 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$740,367
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$740,367
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$740,367

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.49
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
95
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
52
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.33 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.100%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyMonroe
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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.

E
Horace O'Bryant SchoolD+
Elementary · Grades PK–8 · 1.0 mi
H
Key West High SchoolC-
High · Grades 9–12 · 1.5 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

313 Catherine St Apt 3 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.

  • Has a smaller lot than 81% of homes in Monroe County

What homes are worth in Key West 33040

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

This home
$385K$4.4M

This home is worth more than 54% of homes in Key West 33040.

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.

Estimated value$1,042,801
CheaperTypical $991,649Pricier

Pricier than 54% of homes nearby

Price per ft²$853
CheaperTypical $773Pricier

Pricier than 56% of homes nearby

Living area1,222 ft²
SmallerTypical 1,288 ft²Bigger

Bigger than 45% of homes nearby

Lot size4,050 ft²
SmallerTypical 0.12 acBigger

Bigger than 35% of homes nearby

Year built1983
OlderTypical 1972Newer

Newer than 59% of homes nearby

How 313 Catherine St Apt 3 ranks against every home in each area.
MeasureThis homeKey West 33040Monroe County
Estimated valuepricier than$1,042,80154% of homes53% of homes
Price per ft²pricier than$85356% of homes64% of homes
Living areabigger than1,222 ft²45% of homes40% of homes
Lot sizebigger than4,050 ft²35% of homes19% of homes
Year builtnewer than198359% of homes51% of homes

About 313 Catherine St Apt 3

How much is 313 Catherine St Apt 3, Key West, FL worth?

The TopHap Estimate for 313 Catherine St Apt 3, Key West, FL is $1,042,801 as of Aug 30, 2026. The likely range is $944,226 to $1,141,376. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 313 Catherine St Apt 3, Key West, FL last sell?

313 Catherine St Apt 3, Key West, FL last sold on Mar 14, 2023 for $905,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 313 Catherine St Apt 3, Key West, FL?

313 Catherine St Apt 3, Key West, FL has 2 bedrooms, 2 bathrooms and 1,222 square feet of living space.

When was 313 Catherine St Apt 3, Key West, FL built?

313 Catherine St Apt 3, Key West, FL was built in 1983, making it 43 years old.

What schools serve 313 Catherine St Apt 3, Key West, FL?

313 Catherine St Apt 3, Key West, FL is assigned to Horace O'Bryant School (elementary), rated D+; Key West High School (high), rated C-. All sit in Monroe County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 313 Catherine St Apt 3, Key West, FL compare to other homes in Key West 33040?

Among the 11,959 homes in Key West 33040, it is worth more than 54% of them ($1,042,801 against a typical $991,649), its price per square foot is higher than 56% of them ($853 against a typical $773), it is bigger than 45% of them (1,222 ft² against a typical 1,288 ft²), its lot is bigger than 35% of them (4,050 ft² against a typical 0.12 ac) and it is newer than 59% of them (1983 against a typical 1972). Measured against all of Monroe County, it is worth more than 53% 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 313 Catherine St Apt 3, Key West, FL?

The 2024 property tax bill for 313 Catherine St Apt 3, Key West, FL was $6,576. The county assessed it at $740,367.

More homes on Catherine St Apt 3

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