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Single Family ResidenceResidential
$702,480$347 / 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 95How 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 $115,000 on Jul 9, 2001

502 SOUTHSIDE AVE

FREEPORT, NY 11520
2
Baths
2,023 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1923
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$702K
$666K low$739K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$115,000 · Jul 9, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,259 (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.$471 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$159
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$312
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$471
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$471,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.Shed · 150 ft²Porch · 250 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Bayview Avenue SchoolA
Elementary · Grades KG–4 · 0.5 mi
H
Freeport High SchoolC-
High · Grades 9–12 · 0.7 mi
M
John W Dodd Middle SchoolB-
Middle · Grades 7–8 · 1.0 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

502 Southside 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 76% of homes in Nassau County
  • Costs less per square foot than 96% of homes in Nassau County
  • Bigger than 74% of homes in Freeport 11520
  • Older than 93% 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
$416K$952K

This home is worth more than 75% 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$702,480
CheaperTypical $635,984Pricier

Pricier than 75% of homes nearby

Price per ft²$347
CheaperTypical $404Pricier

Pricier than 27% of homes nearby

Living area2,023 ft²
SmallerTypical 1,633 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.15 ac
SmallerTypical 0.14 acBigger

Bigger than 53% of homes nearby

Year built1923
OlderTypical 1942Newer

Newer than 24% of homes nearby

How 502 Southside Ave ranks against every home in each area.
MeasureThis homeFreeport 11520Nassau County
Estimated valuepricier than$702,48075% of homes24% of homes
Price per ft²pricier than$34727% of homes4% of homes
Living areabigger than2,023 ft²74% of homes66% of homes
Lot sizebigger than0.15 ac53% of homes52% of homes
Year builtnewer than192324% of homes7% of homes

About 502 Southside Ave

How much is 502 Southside Ave, Freeport, NY worth?

The TopHap Estimate for 502 Southside Ave, Freeport, NY is $702,480 as of Oct 21, 2026. The likely range is $666,267 to $738,693. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 502 Southside Ave, Freeport, NY last sell?

502 Southside Ave, Freeport, NY last sold on Jul 9, 2001 for $115,000, according to the county's recorded deed.

How big is 502 Southside Ave, Freeport, NY?

502 Southside Ave, Freeport, NY has 2 bathrooms, 2,023 square feet of living space and a 0.15-acre lot.

When was 502 Southside Ave, Freeport, NY built?

502 Southside Ave, Freeport, NY was built in 1923, making it 103 years old. The building has 2 stories.

What schools serve 502 Southside Ave, Freeport, NY?

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

How does 502 Southside Ave, Freeport, NY compare to other homes in Freeport 11520?

Among the 9,174 homes in Freeport 11520, it is worth more than 75% of them ($702,480 against a typical $635,984), its price per square foot is higher than 27% of them ($347 against a typical $404), it is bigger than 74% of them (2,023 ft² against a typical 1,633 ft²), its lot is bigger than 53% of them (0.15 ac against a typical 0.14 ac) and it is newer than 24% of them (1923 against a typical 1942). Measured against all of Nassau County, it is worth more than 24% 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 502 Southside Ave, Freeport, NY?

The 2025 property tax bill for 502 Southside Ave, Freeport, NY was $9,259. The county assessed it at $471.

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