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Single Family ResidenceResidential
$544,813$462 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $302,100 on Apr 26, 2005

21 INDEPENDENCE AVE

FREEPORT, NY 11520
1
Baths
1,180 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1922
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$545K
$513K low$576K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$302,100 · Apr 26, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,348 (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.$336 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$124
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$212
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$336
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$336,000

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Cottage
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

M
John W Dodd Middle SchoolB-
Middle · Grades 7–8 · 0.9 mi
E
New Visions Elementary SchoolA
Elementary · Grades KG–4 · 1.1 mi
H
Freeport High SchoolC-
High · Grades 9–12 · 1.2 mi

District: Freeport Union Free School District

Neighborhood · ZIP 11520These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.85

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.44,881
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,383 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$108,641
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,991
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

21 Independence Ave 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 less than 97% of homes in Nassau County
  • Costs more per square foot than 76% of homes in Freeport 11520
  • Smaller than 88% of homes in Nassau County
  • Has a smaller lot than 75% of homes in Nassau County
  • Older than 94% of homes in Nassau County

What homes are worth in Freeport 11520

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

This home
$412K$932K

This home is worth more than 17% of homes in Freeport 11520.

How it measures up in Freeport 11520

The dot is this home. The mark in the middle is the typical home in Freeport 11520.

Estimated value$544,813
CheaperTypical $635,262Pricier

Pricier than 17% of homes nearby

Price per ft²$462
CheaperTypical $404Pricier

Pricier than 76% of homes nearby

Living area1,180 ft²
SmallerTypical 1,630 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.12 ac
SmallerTypical 0.14 acBigger

Bigger than 30% of homes nearby

Year built1922
OlderTypical 1941Newer

Newer than 21% of homes nearby

How 21 Independence Ave ranks against every home in each area.
MeasureThis homeFreeport 11520Nassau County
Estimated valuepricier than$544,81317% of homes3% of homes
Price per ft²pricier than$46276% of homes30% of homes
Living areabigger than1,180 ft²14% of homes12% of homes
Lot sizebigger than0.12 ac30% of homes25% of homes
Year builtnewer than192221% of homes6% of homes

About 21 Independence Ave

How much is 21 Independence Ave, Freeport, NY worth?

The TopHap Estimate for 21 Independence Ave, Freeport, NY is $544,813 as of Oct 21, 2026. The likely range is $513,250 to $576,376. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Independence Ave, Freeport, NY last sell?

21 Independence Ave, Freeport, NY last sold on Apr 26, 2005 for $302,100, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Independence Ave, Freeport, NY?

21 Independence Ave, Freeport, NY has 1 bathrooms, 1,180 square feet of living space and a 0.12-acre lot.

When was 21 Independence Ave, Freeport, NY built?

21 Independence Ave, Freeport, NY was built in 1922, making it 104 years old. It is a cottage home. The building has 1 story.

What schools serve 21 Independence Ave, Freeport, NY?

21 Independence Ave, Freeport, NY is assigned to John W Dodd Middle School (middle), rated B-; New Visions Elementary School (elementary), rated A; Freeport High School (high), rated C-. All sit in Freeport Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Independence Ave, Freeport, NY compare to other homes in Freeport 11520?

Among the 9,174 homes in Freeport 11520, it is worth more than 17% of them ($544,813 against a typical $635,262), its price per square foot is higher than 76% of them ($462 against a typical $404), it is bigger than 14% of them (1,180 ft² against a typical 1,630 ft²), its lot is bigger than 30% of them (0.12 ac against a typical 0.14 ac) and it is newer than 21% of them (1922 against a typical 1941). Measured against all of Nassau County, it is worth more than 3% 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 21 Independence Ave, Freeport, NY?

The 2025 property tax bill for 21 Independence Ave, Freeport, NY was $6,348. The county assessed it at $336.

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