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Duplex (2 Units, Any Combination)Residential
Last sold for $57,000 on Aug 31, 1995

58 KEYSTONE AVE

UPPER DARBY, PA 19082
3
Beds
1
Baths
1,790 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.
2,875 ft²
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$57,000 · Aug 31, 1995

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,000 (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.$112,580 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,610
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$87,970
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,580
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$112,580

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
CountyDELAWARE
Lot (acres)The size of the land the home sits on, from county records.0.07
ConstructionThe main material the home's frame and walls are built from.Stone
HeatingThe type of heating system in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

M
Beverly Hills Middle SchoolC-
Middle · Grades 6–8 · 0.6 mi
E
Highland Park Elementary SchoolC+
Elementary · Grades 1–5 · 0.9 mi
H
Upper Darby High SchoolD+
High · Grades 9–12 · 1.1 mi

District: Upper Darby School District

Neighborhood · ZIP 19082These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.78

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.19%
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.1.2%
PopulationHow many people live in this area.41,135
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,040 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,070
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,967
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

58 Keystone 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.

  • Bigger than 85% of homes in Upper Darby 19082
  • Has a bigger lot than 74% of homes in Upper Darby 19082
  • Older than 74% of homes in Delaware County

How it measures up in Upper Darby 19082

The dot is this home. The mark in the middle is the typical home in Upper Darby 19082.

Living area1,790 ft²
SmallerTypical 1,284 ft²Bigger

Bigger than 85% of homes nearby

Lot size2,875 ft²
SmallerTypical 1,786 ft²Bigger

Bigger than 74% of homes nearby

Year built1930
OlderTypical 1929Newer

Newer than 61% of homes nearby

How 58 Keystone Ave ranks against every home in each area.
MeasureThis homeUpper Darby 19082Delaware County
Living areabigger than1,790 ft²85% of homes60% of homes
Lot sizebigger than2,875 ft²74% of homes26% of homes
Year builtnewer than193061% of homes26% of homes

About 58 Keystone Ave

When did 58 Keystone Ave, Upper Darby, PA last sell?

58 Keystone Ave, Upper Darby, PA last sold on Aug 31, 1995 for $57,000, according to the county's recorded deed.

How big is 58 Keystone Ave, Upper Darby, PA?

58 Keystone Ave, Upper Darby, PA has 3 bedrooms, 1 bathrooms, 1,790 square feet of living space and a 0.07-acre lot.

When was 58 Keystone Ave, Upper Darby, PA built?

58 Keystone Ave, Upper Darby, PA was built in 1930, making it 96 years old. It is a duplex single home. The building has 2 stories.

What schools serve 58 Keystone Ave, Upper Darby, PA?

58 Keystone Ave, Upper Darby, PA is assigned to Beverly Hills Middle School (middle), rated C-; Highland Park Elementary School (elementary), rated C+; Upper Darby High School (high), rated D+. All sit in Upper Darby School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 58 Keystone Ave, Upper Darby, PA compare to other homes in Upper Darby 19082?

Among the 11,487 homes in Upper Darby 19082, it is bigger than 85% of them (1,790 ft² against a typical 1,284 ft²), its lot is bigger than 74% of them (2,875 ft² against a typical 1,786 ft²) and it is newer than 61% of them (1930 against a typical 1929). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 58 Keystone Ave, Upper Darby, PA?

The 2026 property tax bill for 58 Keystone Ave, Upper Darby, PA was $5,000. The county assessed it at $112,580.

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