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Duplex (2 Units, Any Combination)Residential
Last sold for $349,400 on Jan 21, 2026

643 E ROBERTS ST

NORRISTOWN, PA 19401
3
Beds
1.5
Baths
1,000 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.
0.18 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.
7
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$349,400 · Jan 21, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,549 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$86,970 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,970
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$86,970

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
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.18
HeatingThe type of heating system in the home.Central
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Winfield Scott Hancock Elementary SchoolC
Elementary · Grades 1–4 · 0.4 mi
M
East Norriton Middle SchoolB+
Middle · Grades 5–8 · 2.2 mi
H
Norristown Area High SchoolD
High · Grades 9–12 · 2.8 mi

District: Norristown Area School District

Neighborhood · ZIP 19401These 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.150
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.79

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.44,614
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,253 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,711
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,365
Average tempThe average temperature here across a full year.54°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.56%

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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 E Roberts 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.

  • Smaller than 96% of homes in Montgomery County
  • Has a bigger lot than 81% of homes in Norristown 19401
  • Newer than 73% of homes in Norristown 19401

How it measures up in Norristown 19401

The dot is this home. The mark in the middle is the typical home in Norristown 19401.

Living area1,000 ft²
SmallerTypical 1,520 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.18 ac
SmallerTypical 2,875 ft²Bigger

Bigger than 81% of homes nearby

Year built1956
OlderTypical 1926Newer

Newer than 73% of homes nearby

How 643 E Roberts St ranks against every home in each area.
MeasureThis homeNorristown 19401Montgomery County
Living areabigger than1,000 ft²6% of homes4% of homes
Lot sizebigger than0.18 ac81% of homes41% of homes
Year builtnewer than195673% of homes38% of homes

About 643 E Roberts St

When did 643 E Roberts St, Norristown, PA last sell?

643 E Roberts St, Norristown, PA last sold on Jan 21, 2026 for $349,400, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 643 E Roberts St, Norristown, PA?

643 E Roberts St, Norristown, PA has 3 bedrooms, 1.5 bathrooms, 1,000 square feet of living space and a 0.18-acre lot.

When was 643 E Roberts St, Norristown, PA built?

643 E Roberts St, Norristown, PA was built in 1956, making it 70 years old. It is a duplex single home. The building has 1 story.

What schools serve 643 E Roberts St, Norristown, PA?

643 E Roberts St, Norristown, PA is assigned to Winfield Scott Hancock Elementary School (elementary), rated C; East Norriton Middle School (middle), rated B+; Norristown Area High School (high), rated D. All sit in Norristown Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 643 E Roberts St, Norristown, PA compare to other homes in Norristown 19401?

Among the 11,278 homes in Norristown 19401, it is bigger than 6% of them (1,000 ft² against a typical 1,520 ft²), its lot is bigger than 81% of them (0.18 ac against a typical 2,875 ft²) and it is newer than 73% of them (1956 against a typical 1926). 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 E Roberts St, Norristown, PA?

The 2026 property tax bill for 643 E Roberts St, Norristown, PA was $5,549. The county assessed it at $86,970.

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