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Residential (General/Single)Residential
$605,875
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 Sep 24, 2026

155 COLONIAL AVE

FREEPORT, NY 11520
0
Baths
1,250 ft²
Lot SizeThe size of the land the home sits on, from county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$606K
$575K low$637K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$92 (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.$5 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$6,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.03
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

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

E
Ulysses Byas Elementary SchoolD
Elementary · Grades KG–6 · 0.3 mi
M
Roosevelt Middle SchoolD+
Middle · Grades 7–8 · 1.1 mi
H
Roosevelt High SchoolD
High · Grades 9–12 · 1.3 mi

District: Roosevelt 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

155 Colonial 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 92% of homes in Nassau County
  • Among the smallest lots in Freeport 11520

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
$403K$942K

This home is worth more than 34% 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$605,875
CheaperTypical $647,192Pricier

Pricier than 34% of homes nearby

Lot size1,250 ft²
SmallerTypical 0.14 acBigger

Smaller than almost all homes nearby

How 155 Colonial Ave ranks against every home in each area.
MeasureThis homeFreeport 11520Nassau County
Estimated valuepricier than$605,87534% of homes8% of homes
Lot sizebigger than1,250 ft²almost no homesalmost no homes

About 155 Colonial Ave

How much is 155 Colonial Ave, Freeport, NY worth?

The TopHap Estimate for 155 Colonial Ave, Freeport, NY is $605,875 as of Sep 24, 2026. The likely range is $574,687 to $637,063. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 155 Colonial Ave, Freeport, NY last sell?

155 Colonial Ave, Freeport, NY last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 155 Colonial Ave, Freeport, NY?

155 Colonial Ave, Freeport, NY is assigned to Ulysses Byas Elementary School (elementary), rated D; Roosevelt Middle School (middle), rated D+; Roosevelt High School (high), rated D. All sit in Roosevelt Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 155 Colonial Ave, Freeport, NY compare to other homes in Freeport 11520?

Among the 9,174 homes in Freeport 11520, it is worth more than 34% of them ($605,875 against a typical $647,192) and its lot is bigger than almost none of them (1,250 ft² against a typical 0.14 ac). Measured against all of Nassau County, it is worth more than 8% 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 155 Colonial Ave, Freeport, NY?

The 2025 property tax bill for 155 Colonial Ave, Freeport, NY was $92. The county assessed it at $5.

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Assigned schools

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