County Owned (Exempt)Public Works
Last sold for $130,000 on Feb 20, 2002
310 AVENUE B
KEY WEST, FL 33040
1
Beds
1
Baths
520 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
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.$130,000 · Feb 20, 2002
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$549 (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.$30,357 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,925
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,432
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,357
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$30,357
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.78 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.County Owned (Exempt)
CountyMonroe
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.None
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.Porch · 102 ft²
Transaction History(2)
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.
EHM
Gerald Adams Elementary SchoolD
Elementary · Grades PK–5 · 5.4 mi
Key West High SchoolC
High · Grades 9–12 · 7.8 mi
Horace O'Bryant SchoolD
Middle · Grades PK–8 · 8.3 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%
Owner Tools
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Claim this homeData 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
310 Avenue B 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.
- Smaller than 98% of homes in Monroe County
- Has a smaller lot than 76% of homes in Monroe County
- Older than 82% 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 area520 ft²
SmallerTypical 1,294 ft²Bigger
Bigger than 3% of homes nearby
Lot size0.11 ac
SmallerTypical 0.12 acBigger
Bigger than 43% of homes nearby
Year built1963
OlderTypical 1973Newer
Newer than 40% of homes nearby
| Measure | This home | Key West 33040 | Monroe County |
|---|---|---|---|
| Living areabigger than | 520 ft² | 3% of homes | 2% of homes |
| Lot sizebigger than | 0.11 ac | 43% of homes | 24% of homes |
| Year builtnewer than | 1963 | 40% of homes | 18% of homes |
About 310 Avenue B
When did 310 Avenue B, Key West, FL last sell?
310 Avenue B, Key West, FL last sold on Feb 20, 2002 for $130,000, according to the county's recorded deed.
How big is 310 Avenue B, Key West, FL?
310 Avenue B, Key West, FL has 1 bedrooms, 1 bathrooms, 520 square feet of living space and a 0.11-acre lot.
When was 310 Avenue B, Key West, FL built?
310 Avenue B, Key West, FL was built in 1963, making it 63 years old. The building has 1 story.
What schools serve 310 Avenue B, Key West, FL?
310 Avenue B, Key West, FL is assigned to Gerald Adams Elementary School (elementary), rated D; Key West High School (high), rated C; Horace O'Bryant School (middle), rated D. All sit in Monroe County School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 310 Avenue B, Key West, FL compare to other homes in Key West 33040?
Among the 11,981 homes in Key West 33040, it is bigger than 3% of them (520 ft² against a typical 1,294 ft²), its lot is bigger than 43% of them (0.11 ac against a typical 0.12 ac) and it is newer than 40% of them (1963 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 310 Avenue B, Key West, FL?
The 2024 property tax bill for 310 Avenue B, Key West, FL was $549. The county assessed it at $30,357.
More homes on Avenue B
- 446 Avenue B$644K3 bd · 2 ba · 1,188 ft² · Sold $625K · Sep 2025
- 451 Avenue B1 ba · 720 ft² · Sold $305K · Jul 2022
- 331 Avenue B$703K3 bd · 2 ba · 1,344 ft² · Sold $675K · Jun 2022
- 426 Avenue B$620K2 bd · 2 ba · 1,209 ft² · Sold $100 · Jan 2019
- 350 Avenue B3 bd · 2 ba · 1,548 ft² · Sold $250K · Jan 2019
- 400 Avenue B$601K3 bd · 2 ba · 1,200 ft² · Sold $480K · Sep 2018
- 530 Avenue B$975K3 bd · 2 ba · 1,728 ft² · Sold Jul 2018
- 542 Avenue B$569K2 bd · 2 ba · 1,008 ft² · Sold $475K · Jun 2018
- 300 Avenue B$717K3 bd · 2 ba · 1,404 ft² · Sold $465K · Feb 2017
- 501 Avenue B$618K3 bd · 2 ba · 1,248 ft² · Sold $408K · Oct 2015
- 406 Avenue B$812K3 bd · 2 ba · 1,458 ft² · Sold $385K · Mar 2015
- 441 Avenue B$744K3 bd · 3 ba · 2,090 ft² · Sold $283K · Dec 2013
Closest homes
- 300 Avenue B$717K50 ft · 3 bd · 2 ba · 1,404 ft² · Sold $465K · Feb 2017
- 331 Avenue C$703K100 ft · 3 bd · 2 ba · 1,352 ft² · Sold $450K · Sep 2015
- 341 Avenue C$653K111 ft · 2 bd · 2 ba · 1,056 ft² · Sold $685K · Mar 2023
- 301 Avenue C112 ft · 6 bd · 3 ba · 1,360 ft² · Sold $150K · Dec 2021
- 351 Avenue C$631K140 ft · 3 bd · 2 ba · 1,260 ft² · Sold $515K · Apr 2019
- 307 Avenue B$662K150 ft · 3 bd · 2 ba · 1,285 ft² · Sold $610K · Jan 2006
- 301 Avenue B$668K158 ft · 2 bd · 2 ba · 1,418 ft² · Sold $610K · Jan 2006
- 317 Avenue B$847K168 ft · 3 bd · 2 ba · 1,408 ft² · Sold $350K · Jul 2003
More homes in Key West 33040
- 1017 Angela St$2.6M3 bd · 2.5 ba · 1,962 ft² · Sold $2.5M · Oct 2026
- 34 Calle Uno$1.2M2 bd · 2 ba · 1,200 ft² · Sold $1.1M · Oct 2026
- 34 Coral Way$896K2 bd · 2.5 ba · 1,392 ft² · Sold $1.1M · Oct 2026
- 568 Porter Ln2 bd · 2 ba · 960 ft² · Sold Oct 2026
- 606 Grinnell St6 bd · 2.5 ba · 2,261 ft² · Sold $1.6M · Oct 2026
- 1401 Grinnell St$1.5M2 bd · 1.5 ba · 1,008 ft² · Sold $1.5M · Oct 2026
- 5 Carport Porter Ln166 ft² · Sold Oct 2026
- 28e 12th Ave$645K2 bd · 2 ba · 1,120 ft² · Sold $599K · Oct 2026
- 1202 Royal St6 bd · 3 ba · 2,037 ft² · Sold $2.5M · Oct 2026
- 1612 Dennis St2 bd · 2 ba · 1,182 ft² · Sold $570K · Oct 2026
- 224 Golf Club Dr$875K3 bd · 2.5 ba · 1,120 ft² · Sold $835K · Oct 2026
- 2601 S Roosevelt Blvd$731K3 bd · 2 ba · 1,221 ft² · Sold $600K · Oct 2026
Assigned schools
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