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Single Family ResidenceResidential
$515,779$358 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $335,000 on Nov 23, 2015

312 N PRINCETON AVE

SWARTHMORE, PA 19081
3
Beds
1
Baths
1,440 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1922
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

$516K
$453K low$578K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Nov 23, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,378 (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.$291,440 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$146,970
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$144,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$291,440
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$291,440

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDELAWARE
Lot (acres)The size of the land the home sits on, from county records.0.14
HeatingThe type of heating system 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(1)

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
Swarthmore-rutledge SchoolA+
Elementary · Grades KG–5 · 0.1 mi
M
Strath Haven Middle SchoolA
Middle · Grades 6–8 · 1.5 mi
H
Strath Haven High SchoolA+
High · Grades 9–12 · 1.6 mi

District: Wallingford-Swarthmore School District

Neighborhood · ZIP 19081These 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.60
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.11,528
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,245 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,187
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,591
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 N Princeton 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 less than 71% of homes in Swarthmore
  • Costs more per square foot than 90% of homes in Swarthmore 19081
  • Smaller than 78% of homes in Swarthmore
  • Has a smaller lot than 95% of homes in Swarthmore
  • Older than 88% of homes in Delaware County

What homes are worth in Swarthmore 19081

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

This home
$154K$1.4M

This home is worth more than 44% of homes in Swarthmore 19081.

How it measures up in Swarthmore 19081

The dot is this home. The mark in the middle is the typical home in Swarthmore 19081.

Estimated value$515,779
CheaperTypical $558,114Pricier

Pricier than 44% of homes nearby

Price per ft²$358
CheaperTypical $275Pricier

Pricier than 90% of homes nearby

Living area1,440 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.14 ac
SmallerTypical 0.22 acBigger

Bigger than 28% of homes nearby

Year built1922
OlderTypical 1952Newer

Newer than 17% of homes nearby

How 312 N Princeton Ave ranks against every home in each area.
MeasureThis homeSwarthmoreSwarthmore 19081Delaware County
Estimated valuepricier than$515,77929% of homes44% of homes62% of homes
Price per ft²pricier than$35886% of homes90% of homes90% of homes
Living areabigger than1,440 ft²22% of homes37% of homes41% of homes
Lot sizebigger than0.14 ac5% of homes28% of homes49% of homes
Year builtnewer than192230% of homes17% of homes12% of homes

About 312 N Princeton Ave

How much is 312 N Princeton Ave, Swarthmore, PA worth?

The TopHap Estimate for 312 N Princeton Ave, Swarthmore, PA is $515,779 as of Sep 24, 2026. The likely range is $453,350 to $578,208. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 312 N Princeton Ave, Swarthmore, PA last sell?

312 N Princeton Ave, Swarthmore, PA last sold on Nov 23, 2015 for $335,000, according to the county's recorded deed.

How big is 312 N Princeton Ave, Swarthmore, PA?

312 N Princeton Ave, Swarthmore, PA has 3 bedrooms, 1 bathrooms, 1,440 square feet of living space and a 0.14-acre lot.

When was 312 N Princeton Ave, Swarthmore, PA built?

312 N Princeton Ave, Swarthmore, PA was built in 1922, making it 104 years old. The building has 2 stories.

What schools serve 312 N Princeton Ave, Swarthmore, PA?

312 N Princeton Ave, Swarthmore, PA is assigned to Swarthmore-rutledge School (elementary), rated A+; Strath Haven Middle School (middle), rated A; Strath Haven High School (high), rated A+. All sit in Wallingford-Swarthmore School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 312 N Princeton Ave, Swarthmore, PA compare to other homes in Swarthmore 19081?

Among the 3,261 homes in Swarthmore 19081, it is worth more than 44% of them ($515,779 against a typical $558,114), its price per square foot is higher than 90% of them ($358 against a typical $275), it is bigger than 37% of them (1,440 ft² against a typical 1,800 ft²), its lot is bigger than 28% of them (0.14 ac against a typical 0.22 ac) and it is newer than 17% of them (1922 against a typical 1952). Measured against all of Delaware County, it is worth more than 62% 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 312 N Princeton Ave, Swarthmore, PA?

The 2026 property tax bill for 312 N Princeton Ave, Swarthmore, PA was $11,378. The county assessed it at $291,440.

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