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Duplex (2 Units, Any Combination)Residential
Last sold for $280,000 on Feb 10, 2026

312 PROSPECT AVE

CLIFTON HEIGHTS, PA 19018
3
Beds
1.5
Baths
1,344 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.
4,051 ft²
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.
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.$280,000 · Feb 10, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,890 (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.$117,470 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$82,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,470
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$117,470

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.0.09
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(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
Westbrook Park Elementary SchoolD
Elementary · Grades KG–5 · 0.2 mi
M
Drexel Hill Middle SchoolD-
Middle · Grades 6–8 · 2.0 mi
H
Upper Darby High SchoolD
High · Grades 9–12 · 2.2 mi

District: Upper Darby School District

Neighborhood · ZIP 19018These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.23,393
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,641 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,165
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,956
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

312 Prospect 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 66% of homes in Delaware County
  • Has a bigger lot than 74% of homes in Clifton Heights
  • Newer than 90% of homes in Clifton Heights

How it measures up in Clifton Heights 19018

The dot is this home. The mark in the middle is the typical home in Clifton Heights 19018.

Living area1,344 ft²
SmallerTypical 1,328 ft²Bigger

Bigger than 51% of homes nearby

Lot size4,051 ft²
SmallerTypical 0.11 acBigger

Bigger than 42% of homes nearby

Year built1961
OlderTypical 1949Newer

Newer than 87% of homes nearby

How 312 Prospect Ave ranks against every home in each area.
MeasureThis homeClifton HeightsClifton Heights 19018Delaware County
Living areabigger than1,344 ft²63% of homes51% of homes34% of homes
Lot sizebigger than4,051 ft²74% of homes42% of homes35% of homes
Year builtnewer than196190% of homes87% of homes72% of homes

About 312 Prospect Ave

When did 312 Prospect Ave, Clifton Heights, PA last sell?

312 Prospect Ave, Clifton Heights, PA last sold on Feb 10, 2026 for $280,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 312 Prospect Ave, Clifton Heights, PA?

312 Prospect Ave, Clifton Heights, PA has 3 bedrooms, 1.5 bathrooms, 1,344 square feet of living space and a 0.09-acre lot.

When was 312 Prospect Ave, Clifton Heights, PA built?

312 Prospect Ave, Clifton Heights, PA was built in 1961, making it 65 years old. It is a duplex single home. The building has 2 stories.

What schools serve 312 Prospect Ave, Clifton Heights, PA?

312 Prospect Ave, Clifton Heights, PA is assigned to Westbrook Park Elementary School (elementary), rated D; Drexel Hill Middle School (middle), rated D-; 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 312 Prospect Ave, Clifton Heights, PA compare to other homes in Clifton Heights 19018?

Among the 7,378 homes in Clifton Heights 19018, it is bigger than 51% of them (1,344 ft² against a typical 1,328 ft²), its lot is bigger than 42% of them (4,051 ft² against a typical 0.11 ac) and it is newer than 87% of them (1961 against a typical 1949). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 312 Prospect Ave, Clifton Heights, PA?

The 2026 property tax bill for 312 Prospect Ave, Clifton Heights, PA was $4,890. The county assessed it at $117,470.

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