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Single Family ResidenceResidential
$3,538,716$1,457 / 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 Sep 24, 2026
Last sold for $2,800,000 on Feb 3, 2022

145 HAMPTON LN

KEY BISCAYNE, FL 33149
6
Beds
5
Baths
2,428 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$3.5M
$3.2M low$3.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,800,000 · Feb 3, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$36,921 (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.$2,271,928 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,725,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$546,928
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,277,938
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,271,928

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.56 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.99%
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.Single Family Residence
CountyMiami-Dade
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.0.17
ConstructionThe main material the home's frame and walls are built from.Concrete
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 865 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.

E
Key Biscayne K-8 CenterA-
Elementary · Grades PK–5 · 0.5 mi
H
Coral Gables Senior High SchoolC+
High · Grades 9–12 · 6.5 mi
M
Ponce De Leon Middle SchoolB
Middle · Grades 6–8 · 6.7 mi

District: Dade County School District

Neighborhood · ZIP 33149These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.9

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.76%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
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.16,714
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,068 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$155,699
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$201,344
Average tempThe average temperature here across a full year.76°F
Annual precipHow much rain and melted snow falls here in a typical year.54 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.70%

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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

145 Hampton Ln 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 97% of homes in Miami-Dade County
  • Costs more per square foot than 98% of homes in Miami-Dade County
  • Bigger than 88% of homes in Miami-Dade County
  • Has a smaller lot than 73% of homes in Key Biscayne 33149
  • Older than 94% of homes in Key Biscayne 33149

What homes are worth in Key Biscayne 33149

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

This home
$501K$10M

This home is worth more than 75% of homes in Key Biscayne 33149.

How it measures up in Key Biscayne 33149

The dot is this home. The mark in the middle is the typical home in Key Biscayne 33149.

Estimated value$3,538,716
CheaperTypical $1,686,851Pricier

Pricier than 75% of homes nearby

Price per ft²$1457
CheaperTypical $1021Pricier

Pricier than 75% of homes nearby

Living area2,428 ft²
SmallerTypical 1,724 ft²Bigger

Bigger than 72% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 27% of homes nearby

Year built1953
OlderTypical 1978Newer

Newer than 6% of homes nearby

How 145 Hampton Ln ranks against every home in each area.
MeasureThis homeKey Biscayne 33149Miami-Dade County
Estimated valuepricier than$3,538,71675% of homes97% of homes
Price per ft²pricier than$145775% of homes98% of homes
Living areabigger than2,428 ft²72% of homes88% of homes
Lot sizebigger than0.17 ac27% of homes58% of homes
Year builtnewer than19536% of homes13% of homes

About 145 Hampton Ln

How much is 145 Hampton Ln, Key Biscayne, FL worth?

The TopHap Estimate for 145 Hampton Ln, Key Biscayne, FL is $3,538,716 as of Sep 24, 2026. The likely range is $3,224,487 to $3,852,945. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 145 Hampton Ln, Key Biscayne, FL last sell?

145 Hampton Ln, Key Biscayne, FL last sold on Feb 3, 2022 for $2,800,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 145 Hampton Ln, Key Biscayne, FL?

145 Hampton Ln, Key Biscayne, FL has 6 bedrooms, 5 bathrooms, 2,428 square feet of living space and a 0.17-acre lot.

When was 145 Hampton Ln, Key Biscayne, FL built?

145 Hampton Ln, Key Biscayne, FL was built in 1953, making it 73 years old. The building has 1 story.

What schools serve 145 Hampton Ln, Key Biscayne, FL?

145 Hampton Ln, Key Biscayne, FL is assigned to Key Biscayne K-8 Center (elementary), rated A-; Coral Gables Senior High School (high), rated C+; Ponce De Leon Middle School (middle), rated B. All sit in Dade County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 145 Hampton Ln, Key Biscayne, FL compare to other homes in Key Biscayne 33149?

Among the 7,046 homes in Key Biscayne 33149, it is worth more than 75% of them ($3,538,716 against a typical $1,686,851), its price per square foot is higher than 75% of them ($1457 against a typical $1021), it is bigger than 72% of them (2,428 ft² against a typical 1,724 ft²), its lot is bigger than 27% of them (0.17 ac against a typical 0.19 ac) and it is newer than 6% of them (1953 against a typical 1978). Measured against all of Miami-Dade County, it is worth more than 97% 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 145 Hampton Ln, Key Biscayne, FL?

The 2024 property tax bill for 145 Hampton Ln, Key Biscayne, FL was $36,921. The county assessed it at $2,271,928.

More homes on Hampton Ln

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