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Single Family ResidenceResidential
$269,479$149 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $185,000 on Jun 9, 2015

340 PROSPECT AVE

CLIFTON HEIGHTS, PA 19018
3
Beds
1
Baths
1,809 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.
0.53 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.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$269K
$260K low$279K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$185,000 · Jun 9, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,822 (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.$163,870 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,630
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$103,240
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,870
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$163,870

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.Cape Cod
CountyDELAWARE
Lot (acres)The size of the land the home sits on, from county records.0.53
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

E
Westbrook Park Elementary SchoolC-
Elementary · Grades KG–5 · 0.1 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

340 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.

  • Worth more than 91% of homes in Clifton Heights
  • Costs less per square foot than 90% of homes in Clifton Heights 19018
  • Bigger than 89% of homes in Clifton Heights
  • Among the largest lots in Clifton Heights
  • Newer than 88% of homes in Clifton Heights

What homes are worth in Clifton Heights 19018

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

This home
$132K$450K

This home is worth more than 49% of homes in Clifton Heights 19018.

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.

Estimated value$269,479
CheaperTypical $270,321Pricier

Pricier than 49% of homes nearby

Price per ft²$149
CheaperTypical $199Pricier

Pricier than 10% of homes nearby

Living area1,809 ft²
SmallerTypical 1,335 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.53 ac
SmallerTypical 0.11 acBigger

Bigger than 98% of homes nearby

Year built1956
OlderTypical 1949Newer

Newer than 84% of homes nearby

How 340 Prospect Ave ranks against every home in each area.
MeasureThis homeClifton HeightsClifton Heights 19018Delaware County
Estimated valuepricier than$269,47991% of homes49% of homes27% of homes
Price per ft²pricier than$14924% of homes10% of homes14% of homes
Living areabigger than1,809 ft²89% of homes82% of homes61% of homes
Lot sizebigger than0.53 acalmost all homes98% of homes87% of homes
Year builtnewer than195688% of homes84% of homes65% of homes

About 340 Prospect Ave

How much is 340 Prospect Ave, Clifton Heights, PA worth?

The TopHap Estimate for 340 Prospect Ave, Clifton Heights, PA is $269,479 as of Aug 30, 2026. The likely range is $260,159 to $278,799. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 340 Prospect Ave, Clifton Heights, PA last sell?

340 Prospect Ave, Clifton Heights, PA last sold on Jun 9, 2015 for $185,000, according to the county's recorded deed.

How big is 340 Prospect Ave, Clifton Heights, PA?

340 Prospect Ave, Clifton Heights, PA has 3 bedrooms, 1 bathrooms, 1,809 square feet of living space and a 0.53-acre lot.

When was 340 Prospect Ave, Clifton Heights, PA built?

340 Prospect Ave, Clifton Heights, PA was built in 1956, making it 70 years old. It is a cape cod home. The building has 1 story.

What schools serve 340 Prospect Ave, Clifton Heights, PA?

340 Prospect Ave, Clifton Heights, PA is assigned to Westbrook Park Elementary School (elementary), rated C-; 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 340 Prospect Ave, Clifton Heights, PA compare to other homes in Clifton Heights 19018?

Among the 7,377 homes in Clifton Heights 19018, it is worth more than 49% of them ($269,479 against a typical $270,321), its price per square foot is higher than 10% of them ($149 against a typical $199), it is bigger than 82% of them (1,809 ft² against a typical 1,335 ft²), its lot is bigger than 98% of them (0.53 ac against a typical 0.11 ac) and it is newer than 84% of them (1956 against a typical 1949). Measured against all of Delaware County, it is worth more than 27% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 340 Prospect Ave, Clifton Heights, PA?

The 2026 property tax bill for 340 Prospect Ave, Clifton Heights, PA was $6,822. The county assessed it at $163,870.

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