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Single Family ResidenceResidential
$544,094$329 / 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 Sep 24, 2026
Last sold for $325,000 on Jul 27, 2010

20 KNOX ST

WEST HAVERSTRAW, NY 10993
3
Beds
3 / 1
Baths
1,652 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$544K
$523K low$565K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$325,000 · Jul 27, 2010

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.$233,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$91,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$142,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$233,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$474,015

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
CountyRockland
Lot (acres)The size of the land the home sits on, from county records.0.23
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 20 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
West Haverstraw Elementary SchoolD
Elementary · Grades KG–3 · 0.6 mi
H
North Rockland High SchoolB-
High · Grades 9–12 · 2.1 mi
M
Fieldstone Middle SchoolB-
Middle · Grades 7–8 · 2.8 mi

District: Haverstraw-Stony Point Central School District (North Rockland)

Neighborhood · ZIP 10993These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.109

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.4,249
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,658 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,282
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,094
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

20 Knox St 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 94% of homes in West Haverstraw 10993
  • Costs more per square foot than 76% of homes in West Haverstraw 10993
  • Bigger than 79% of homes in West Haverstraw 10993
  • Has a bigger lot than 91% of homes in West Haverstraw 10993
  • Older than 77% of homes in Rockland County

What homes are worth in West Haverstraw 10993

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

This home
$323K$627K

This home is worth more than 94% of homes in West Haverstraw 10993.

How it measures up in West Haverstraw 10993

The dot is this home. The mark in the middle is the typical home in West Haverstraw 10993.

Estimated value$544,094
CheaperTypical $406,139Pricier

Pricier than 94% of homes nearby

Price per ft²$329
CheaperTypical $292Pricier

Pricier than 76% of homes nearby

Living area1,652 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.23 ac
SmallerTypical 3,485 ft²Bigger

Bigger than 91% of homes nearby

Year built1956
OlderTypical 1965Newer

Newer than 32% of homes nearby

How 20 Knox St ranks against every home in each area.
MeasureThis homeWest Haverstraw 10993Rockland County
Estimated valuepricier than$544,09494% of homes21% of homes
Price per ft²pricier than$32976% of homes25% of homes
Living areabigger than1,652 ft²79% of homes33% of homes
Lot sizebigger than0.23 ac91% of homes37% of homes
Year builtnewer than195632% of homes23% of homes

About 20 Knox St

How much is 20 Knox St, West Haverstraw, NY worth?

The TopHap Estimate for 20 Knox St, West Haverstraw, NY is $544,094 as of Sep 24, 2026. The likely range is $523,055 to $565,133. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Knox St, West Haverstraw, NY last sell?

20 Knox St, West Haverstraw, NY last sold on Jul 27, 2010 for $325,000, according to the county's recorded deed.

How big is 20 Knox St, West Haverstraw, NY?

20 Knox St, West Haverstraw, NY has 3 bedrooms, 3 bathrooms, 1,652 square feet of living space and a 0.23-acre lot.

When was 20 Knox St, West Haverstraw, NY built?

20 Knox St, West Haverstraw, NY was built in 1956, making it 70 years old. It is a ranch home. The building has 1 story.

What schools serve 20 Knox St, West Haverstraw, NY?

20 Knox St, West Haverstraw, NY is assigned to West Haverstraw Elementary School (elementary), rated D; North Rockland High School (high), rated B-; Fieldstone Middle School (middle), rated B-. All sit in Haverstraw-Stony Point Central School District (North Rockland). Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Knox St, West Haverstraw, NY compare to other homes in West Haverstraw 10993?

Among the 1,163 homes in West Haverstraw 10993, it is worth more than 94% of them ($544,094 against a typical $406,139), its price per square foot is higher than 76% of them ($329 against a typical $292), it is bigger than 79% of them (1,652 ft² against a typical 1,404 ft²), its lot is bigger than 91% of them (0.23 ac against a typical 3,485 ft²) and it is newer than 32% of them (1956 against a typical 1965). Measured against all of Rockland County, it is worth more than 21% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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