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Single Family ResidenceResidential
$970,975$629 / 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 81How 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 $85,000 on Aug 13, 1999

31641 AVENUE D

BIG PINE KEY, FL 33043
3
Beds
1.5
Baths
1,544 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
Pre-foreclosure (LIS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
A foreclosure-related notice has been recorded for this property.

Valuation

$971K
$788K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$85,000 · Aug 13, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,397 (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.$882,692 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$554,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$328,392
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$932,486
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$882,692

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.69 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 coastal 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.Single Family Residence
CountyMONROE
Lot (acres)The size of the land the home sits on, from county records.0.14
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.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Covered
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 240 ft²Patio · 240 ft²Porch · 480 ft²Boat access

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.

Foreclosure Filings(1)

Neighborhood · ZIP 33043These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.10

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.71%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.3,412
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.43 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,900
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,445
Average tempThe average temperature here across a full year.77°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.76%

Owner Tools

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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

31641 Avenue D 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 74% of homes in Big Pine Key 33043
  • Costs less per square foot than 65% of homes in Monroe County
  • Bigger than 76% of homes in Big Pine Key 33043
  • Has a smaller lot than 75% of homes in Big Pine Key 33043
  • Newer than 86% of homes in Big Pine Key 33043

What homes are worth in Big Pine Key 33043

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

This home
$445K$2.2M

This home is worth more than 74% of homes in Big Pine Key 33043.

How it measures up in Big Pine Key 33043

The dot is this home. The mark in the middle is the typical home in Big Pine Key 33043.

Estimated value$970,975
CheaperTypical $760,509Pricier

Pricier than 74% of homes nearby

Price per ft²$629
CheaperTypical $635Pricier

Pricier than 49% of homes nearby

Living area1,544 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 76% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 25% of homes nearby

Year built2004
OlderTypical 1986Newer

Newer than 86% of homes nearby

How 31641 Avenue D ranks against every home in each area.
MeasureThis homeBig Pine Key 33043Monroe County
Estimated valuepricier than$970,97574% of homes48% of homes
Price per ft²pricier than$62949% of homes35% of homes
Living areabigger than1,544 ft²76% of homes63% of homes
Lot sizebigger than0.14 ac25% of homes36% of homes
Year builtnewer than200486% of homes85% of homes

About 31641 Avenue D

How much is 31641 Avenue D, Big Pine Key, FL worth?

The TopHap Estimate for 31641 Avenue D, Big Pine Key, FL is $970,975 as of Aug 30, 2026. The likely range is $788,202 to $1,153,748. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31641 Avenue D, Big Pine Key, FL last sell?

31641 Avenue D, Big Pine Key, FL last sold on Aug 13, 1999 for $85,000, according to the county's recorded deed.

How big is 31641 Avenue D, Big Pine Key, FL?

31641 Avenue D, Big Pine Key, FL has 3 bedrooms, 1.5 bathrooms, 1,544 square feet of living space and a 0.14-acre lot.

When was 31641 Avenue D, Big Pine Key, FL built?

31641 Avenue D, Big Pine Key, FL was built in 2004, making it 22 years old. The building has 2 stories.

How does 31641 Avenue D, Big Pine Key, FL compare to other homes in Big Pine Key 33043?

Among the 2,737 homes in Big Pine Key 33043, it is worth more than 74% of them ($970,975 against a typical $760,509), its price per square foot is higher than 49% of them ($629 against a typical $635), it is bigger than 76% of them (1,544 ft² against a typical 1,200 ft²), its lot is bigger than 25% of them (0.14 ac against a typical 0.17 ac) and it is newer than 86% of them (2004 against a typical 1986). Measured against all of Monroe County, it is worth more than 48% 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 31641 Avenue D, Big Pine Key, FL?

The 2025 property tax bill for 31641 Avenue D, Big Pine Key, FL was $7,397. The county assessed it at $882,692.

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