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Single Family ResidenceResidential
$691,725$406 / 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 93How 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

15 SPACE AVE

FARMINGVILLE, NY 11738
3
Beds
2
Baths
1,704 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
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.

Valuation

$692K
$642K low$742K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,738 (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.$2,975 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$325
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$619,791

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.Ranch
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.36
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront

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

E
Chippewa Elementary SchoolC+
Elementary · Grades KG–5 · 0.3 mi
M
Sagamore Middle SchoolA+
Middle · Grades 6–8 · 0.6 mi
H
Sachem High School EastB
High · Grades 9–12 · 2.8 mi

District: Sachem Central School District

Neighborhood · ZIP 11738These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.16,570
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,262 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,315
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,500
Average tempThe average temperature here across a full year.52°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.58%

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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

15 Space 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 75% of homes in Farmingville 11738
  • Costs more per square foot than 67% of homes in Holtsville
  • Has a bigger lot than 70% of homes in Holtsville
  • Newer than 82% of homes in Farmingville 11738

What homes are worth in Farmingville 11738

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

This home
$362K$941K

This home is worth more than 75% of homes in Farmingville 11738.

How it measures up in Farmingville 11738

The dot is this home. The mark in the middle is the typical home in Farmingville 11738.

Estimated value$691,725
CheaperTypical $622,780Pricier

Pricier than 75% of homes nearby

Price per ft²$406
CheaperTypical $355Pricier

Pricier than 67% of homes nearby

Living area1,704 ft²
SmallerTypical 1,795 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.36 ac
SmallerTypical 0.31 acBigger

Bigger than 69% of homes nearby

Year built1983
OlderTypical 1970Newer

Newer than 82% of homes nearby

How 15 Space Ave ranks against every home in each area.
MeasureThis homeHoltsvilleFarmingville 11738Suffolk County
Estimated valuepricier than$691,72563% of homes75% of homes49% of homes
Price per ft²pricier than$40667% of homes67% of homes49% of homes
Living areabigger than1,704 ft²45% of homes44% of homes51% of homes
Lot sizebigger than0.36 ac70% of homes69% of homes63% of homes
Year builtnewer than198367% of homes82% of homes67% of homes

About 15 Space Ave

How much is 15 Space Ave, Farmingville, NY worth?

The TopHap Estimate for 15 Space Ave, Farmingville, NY is $691,725 as of Sep 24, 2026. The likely range is $641,878 to $741,572. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Space Ave, Farmingville, NY last sell?

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

How big is 15 Space Ave, Farmingville, NY?

15 Space Ave, Farmingville, NY has 3 bedrooms, 2 bathrooms, 1,704 square feet of living space and a 0.36-acre lot.

When was 15 Space Ave, Farmingville, NY built?

15 Space Ave, Farmingville, NY was built in 1983, making it 43 years old. It is a ranch home. The building has 1 story.

What schools serve 15 Space Ave, Farmingville, NY?

15 Space Ave, Farmingville, NY is assigned to Chippewa Elementary School (elementary), rated C+; Sagamore Middle School (middle), rated A+; Sachem High School East (high), rated B. All sit in Sachem Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Space Ave, Farmingville, NY compare to other homes in Farmingville 11738?

Among the 4,635 homes in Farmingville 11738, it is worth more than 75% of them ($691,725 against a typical $622,780), its price per square foot is higher than 67% of them ($406 against a typical $355), it is bigger than 44% of them (1,704 ft² against a typical 1,795 ft²), its lot is bigger than 69% of them (0.36 ac against a typical 0.31 ac) and it is newer than 82% of them (1983 against a typical 1970). Measured against all of Suffolk County, it is worth more than 49% 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 15 Space Ave, Farmingville, NY?

The 2024 property tax bill for 15 Space Ave, Farmingville, NY was $10,738. The county assessed it at $2,975.

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