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Single Family ResidenceResidential
$1,003,291$612 / 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 82How 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

13 SENECA DR

COMMACK, NY 11725
2
Beds
1
Baths
1,640 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.
0.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1M
$826K low$1.2M 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.$422,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$219,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$202,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$670,000

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.Mobile Home
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.37
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Inferior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 576 ft²Porch · 576 ft²

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

H
Hampton Bays High SchoolC+
High · Grades 9–12 · 1.1 mi
E
Hampton Bays Elementary SchoolB
Elementary · Grades KG–4 · 1.7 mi
M
Hampton Bays Middle SchoolB
Middle · Grades 5–8 · 1.8 mi

District: Hampton Bays Union Free School District

Neighborhood · ZIP 11725These 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.42
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 100.75

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.29,060
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,956 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$164,054
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$187,880
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

13 Seneca Dr 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 87% of homes in Commack 11725
  • Costs more per square foot than 86% of homes in Commack 11725
  • Has a bigger lot than 75% of homes in Commack 11725
  • Newer than 93% of homes in Commack 11725

What homes are worth in Commack 11725

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

This home
$583K$1.3M

This home is worth more than 87% of homes in Commack 11725.

How it measures up in Commack 11725

The dot is this home. The mark in the middle is the typical home in Commack 11725.

Estimated value$1,003,291
CheaperTypical $790,293Pricier

Pricier than 87% of homes nearby

Price per ft²$612
CheaperTypical $476Pricier

Pricier than 86% of homes nearby

Living area1,640 ft²
SmallerTypical 1,819 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.37 ac
SmallerTypical 0.26 acBigger

Bigger than 75% of homes nearby

Year built1991
OlderTypical 1963Newer

Newer than 93% of homes nearby

How 13 Seneca Dr ranks against every home in each area.
MeasureThis homeHampton BaysCommack 11725Suffolk County
Estimated valuepricier than$1,003,29161% of homes87% of homes79% of homes
Price per ft²pricier than$61238% of homes86% of homes84% of homes
Living areabigger than1,640 ft²59% of homes39% of homes48% of homes
Lot sizebigger than0.37 ac45% of homes75% of homes63% of homes
Year builtnewer than199142% of homes93% of homes78% of homes

About 13 Seneca Dr

How much is 13 Seneca Dr, Commack, NY worth?

The TopHap Estimate for 13 Seneca Dr, Commack, NY is $1,003,291 as of Oct 21, 2026. The likely range is $826,401 to $1,180,181. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13 Seneca Dr, Commack, NY last sell?

13 Seneca Dr, Commack, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 13 Seneca Dr, Commack, NY?

13 Seneca Dr, Commack, NY has 2 bedrooms, 1 bathrooms, 1,640 square feet of living space and a 0.37-acre lot.

When was 13 Seneca Dr, Commack, NY built?

13 Seneca Dr, Commack, NY was built in 1991, making it 35 years old. It is a mobile home home. The building has 2 stories.

What schools serve 13 Seneca Dr, Commack, NY?

13 Seneca Dr, Commack, NY is assigned to Hampton Bays High School (high), rated C+; Hampton Bays Elementary School (elementary), rated B; Hampton Bays Middle School (middle), rated B. All sit in Hampton Bays Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13 Seneca Dr, Commack, NY compare to other homes in Commack 11725?

Among the 9,143 homes in Commack 11725, it is worth more than 87% of them ($1,003,291 against a typical $790,293), its price per square foot is higher than 86% of them ($612 against a typical $476), it is bigger than 39% of them (1,640 ft² against a typical 1,819 ft²), its lot is bigger than 75% of them (0.37 ac against a typical 0.26 ac) and it is newer than 93% of them (1991 against a typical 1963). Measured against all of Suffolk County, it is worth more than 79% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Seneca Dr

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Assigned schools

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