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Duplex (2 Units, Any Combination)Residential
Last sold for $468,000 on Jun 4, 2026

643 PORT RICHMOND AVE

STATEN ISLAND, NY 10302
2 / 4
Baths
1,152 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.
2,550 ft²
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$468,000 · Jun 4, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,396 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$41,580 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,285
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$37,295
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,440
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$693,000

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyRICHMOND
Lot (acres)The size of the land the home sits on, from county records.0.06
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Port Richmond School for Visionary LearningD-
Elementary · Grades KG–1 · 0.2 mi
M
I.S. 51 Edwin Markham SchoolC+
Middle · Grades 6–8 · 0.3 mi
H
Port Richmond High SchoolD-
High · Grades 9–12 · 0.5 mi

District: New York City Geographic School District 31

Neighborhood · ZIP 10302These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.112

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.21,153
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17,725 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,284
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,381
Average tempThe average temperature here across a full year.54°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

643 Port Richmond 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.

  • Smaller than 80% of homes in Staten Island 10302
  • Has a smaller lot than 73% of homes in Staten Island 10302
  • Newer than 75% of homes in Staten Island 10302

How it measures up in Staten Island 10302

The dot is this home. The mark in the middle is the typical home in Staten Island 10302.

Living area1,152 ft²
SmallerTypical 1,464 ft²Bigger

Bigger than 20% of homes nearby

Lot size2,550 ft²
SmallerTypical 3,528 ft²Bigger

Bigger than 27% of homes nearby

Year built1960
OlderTypical 1930Newer

Newer than 75% of homes nearby

How 643 Port Richmond Ave ranks against every home in each area.
MeasureThis homeStaten Island 10302Richmond County
Living areabigger than1,152 ft²20% of homes20% of homes
Lot sizebigger than2,550 ft²27% of homes27% of homes
Year builtnewer than196075% of homes34% of homes

About 643 Port Richmond Ave

When did 643 Port Richmond Ave, Staten Island, NY last sell?

643 Port Richmond Ave, Staten Island, NY last sold on Jun 4, 2026 for $468,000, according to the county's recorded deed.

How big is 643 Port Richmond Ave, Staten Island, NY?

643 Port Richmond Ave, Staten Island, NY has 2 bathrooms, 1,152 square feet of living space and a 0.06-acre lot.

When was 643 Port Richmond Ave, Staten Island, NY built?

643 Port Richmond Ave, Staten Island, NY was built in 1960, making it 66 years old. It is a duplex single home. The building has 2 stories.

What schools serve 643 Port Richmond Ave, Staten Island, NY?

643 Port Richmond Ave, Staten Island, NY is assigned to Port Richmond School for Visionary Learning (elementary), rated D-; I.S. 51 Edwin Markham School (middle), rated C+; Port Richmond High School (high), rated D-. All sit in New York City Geographic School District 31. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 643 Port Richmond Ave, Staten Island, NY compare to other homes in Staten Island 10302?

Among the 3,876 homes in Staten Island 10302, it is bigger than 20% of them (1,152 ft² against a typical 1,464 ft²), its lot is bigger than 27% of them (2,550 ft² against a typical 3,528 ft²) and it is newer than 75% of them (1960 against a typical 1930). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 643 Port Richmond Ave, Staten Island, NY?

The 2025 property tax bill for 643 Port Richmond Ave, Staten Island, NY was $4,396. The county assessed it at $41,580.

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