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Residential (General/Single)Residential
$939,175
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 58How 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

UNION AVE

NY
0
Baths
0.76 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$939K
$548K low$1.3M high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$635 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$635
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$32,902

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.87 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.78%
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.Residential (General/Single)
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.90
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.

H
Amityville Memorial High SchoolD+
High · Grades 9–12 · 0.5 mi
M
Edmund W. Miles Middle SchoolD+
Middle · Grades 6–8 · 1.0 mi
E
Northwest Elementary School
Elementary · Grades KG–2 · 1.3 mi

District: Amityville Union Free School District

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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

Union 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 more than 76% of homes in Suffolk County
  • Has a bigger lot than 85% of homes in Suffolk County

How it measures up in Suffolk County

The dot is this home. The mark in the middle is the typical home in Suffolk County.

Estimated value$939,175
CheaperTypical $698,457Pricier

Pricier than 76% of homes nearby

Lot size0.76 ac
SmallerTypical 0.28 acBigger

Bigger than 85% of homes nearby

How Union Ave ranks against every home in each area.
MeasureThis homeSuffolk County
Estimated valuepricier than$939,17576% of homes
Lot sizebigger than0.76 ac85% of homes

About Union Ave

How much is Union Ave, , NY worth?

The TopHap Estimate for Union Ave, , NY is $939,175 as of Oct 21, 2026. The likely range is $547,804 to $1,330,546. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Union Ave, , NY last sell?

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

What schools serve Union Ave, , NY?

Union Ave, , NY is assigned to Amityville Memorial High School (high), rated D+; Edmund W. Miles Middle School (middle), rated D+; Northwest Elementary School (elementary). All sit in Amityville Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Union Ave, , NY compare to other homes in Suffolk County?

Among the 493,787 homes in Suffolk County, it is worth more than 76% of them ($939,175 against a typical $698,457) and its lot is bigger than 85% of them (0.76 ac against a typical 0.28 ac). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

Closest homes

Assigned schools

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See this home in context

Open Union Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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