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Single Family ResidenceResidential
$672,348$392 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $250,000 on Feb 3, 2010

18 ZIEMACKI LN

RIVERHEAD, NY 11901
2
Beds
1
Baths
1,713 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$672K
$642K low$702K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Feb 3, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,059 (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.$47,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$39,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$577,206

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.0.30
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.Canal
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 372 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

E
Aquebogue Elementary SchoolD+
Elementary · Grades PK–5 · 2.7 mi
M
Riverhead Middle SchoolD
Middle · Grades 6–8 · 5.4 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 5.5 mi

District: Riverhead Central School District

Neighborhood · ZIP 11901These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.29,638
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,609
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,711
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

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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

18 Ziemacki Ln 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 84% of homes in Jamesport
  • Costs less per square foot than 84% of homes in Jamesport
  • Bigger than 67% of homes in Riverhead 11901
  • Has a smaller lot than 68% of homes in Jamesport
  • Older than 74% of homes in Riverhead 11901

What homes are worth in Riverhead 11901

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

This home
$357K$1.8M

This home is worth more than 57% of homes in Riverhead 11901.

How it measures up in Riverhead 11901

The dot is this home. The mark in the middle is the typical home in Riverhead 11901.

Estimated value$672,348
CheaperTypical $634,855Pricier

Pricier than 57% of homes nearby

Price per ft²$392
CheaperTypical $423Pricier

Pricier than 36% of homes nearby

Living area1,713 ft²
SmallerTypical 1,377 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.3 ac
SmallerTypical 0.31 acBigger

Bigger than 49% of homes nearby

Year built1961
OlderTypical 1991Newer

Newer than 26% of homes nearby

How 18 Ziemacki Ln ranks against every home in each area.
MeasureThis homeJamesportRiverhead 11901Suffolk County
Estimated valuepricier than$672,34816% of homes57% of homes44% of homes
Price per ft²pricier than$39216% of homes36% of homes42% of homes
Living areabigger than1,713 ft²48% of homes67% of homes52% of homes
Lot sizebigger than0.3 ac32% of homes49% of homes53% of homes
Year builtnewer than196152% of homes26% of homes34% of homes

About 18 Ziemacki Ln

How much is 18 Ziemacki Ln, Riverhead, NY worth?

The TopHap Estimate for 18 Ziemacki Ln, Riverhead, NY is $672,348 as of Jul 14, 2026. The likely range is $642,419 to $702,277. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Ziemacki Ln, Riverhead, NY last sell?

18 Ziemacki Ln, Riverhead, NY last sold on Feb 3, 2010 for $250,000, according to the county's recorded deed.

How big is 18 Ziemacki Ln, Riverhead, NY?

18 Ziemacki Ln, Riverhead, NY has 2 bedrooms, 1 bathrooms, 1,713 square feet of living space and a 0.30-acre lot.

When was 18 Ziemacki Ln, Riverhead, NY built?

18 Ziemacki Ln, Riverhead, NY was built in 1961, making it 65 years old. It is a ranch home. The building has 1 story.

What schools serve 18 Ziemacki Ln, Riverhead, NY?

18 Ziemacki Ln, Riverhead, NY is assigned to Aquebogue Elementary School (elementary), rated D+; Riverhead Middle School (middle), rated D; Riverhead Senior High School (high), rated C-. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Ziemacki Ln, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,718 homes in Riverhead 11901, it is worth more than 57% of them ($672,348 against a typical $634,855), its price per square foot is higher than 36% of them ($392 against a typical $423), it is bigger than 67% of them (1,713 ft² against a typical 1,377 ft²), its lot is bigger than 49% of them (0.3 ac against a typical 0.31 ac) and it is newer than 26% of them (1961 against a typical 1991). Measured against all of Suffolk County, it is worth more than 44% 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 18 Ziemacki Ln, Riverhead, NY?

The 2024 property tax bill for 18 Ziemacki Ln, Riverhead, NY was $9,059. The county assessed it at $47,100.

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