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Single Family ResidenceResidential
$727,737$380 / 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 $680,000 on Oct 3, 2024

551 MARIETTA AVE

SWARTHMORE, PA 19081
3
Beds
2.5
Baths
1,916 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.
1953
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$728K
$638K low$818K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$680,000 · Oct 3, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,770 (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.$327,090 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$114,570
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$212,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$327,090
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$327,090

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.Conventional
CountyDELAWARE
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
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 · 1.0 mi
M
Strath Haven Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi
H
Strath Haven High SchoolA
High · Grades 9–12 · 1.3 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

551 Marietta 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 82% of homes in Delaware County
  • Costs more per square foot than 95% of homes in Swarthmore 19081
  • Bigger than 65% of homes in Delaware County
  • Has a smaller lot than 83% of homes in Swarthmore
  • Newer than 71% of homes in Swarthmore

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
$153K$1.4M

This home is worth more than 70% 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$727,737
CheaperTypical $554,297Pricier

Pricier than 70% of homes nearby

Price per ft²$380
CheaperTypical $275Pricier

Pricier than 95% of homes nearby

Living area1,916 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.18 ac
SmallerTypical 0.22 acBigger

Bigger than 40% of homes nearby

Year built1953
OlderTypical 1952Newer

Newer than 52% of homes nearby

How 551 Marietta Ave ranks against every home in each area.
MeasureThis homeSwarthmoreSwarthmore 19081Delaware County
Estimated valuepricier than$727,73757% of homes70% of homes82% of homes
Price per ft²pricier than$38092% of homes95% of homes92% of homes
Living areabigger than1,916 ft²36% of homes54% of homes65% of homes
Lot sizebigger than0.18 ac17% of homes40% of homes60% of homes
Year builtnewer than195371% of homes52% of homes57% of homes

About 551 Marietta Ave

How much is 551 Marietta Ave, Swarthmore, PA worth?

The TopHap Estimate for 551 Marietta Ave, Swarthmore, PA is $727,737 as of Sep 24, 2026. The likely range is $637,704 to $817,770. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 551 Marietta Ave, Swarthmore, PA last sell?

551 Marietta Ave, Swarthmore, PA last sold on Oct 3, 2024 for $680,000, according to the county's recorded deed.

How big is 551 Marietta Ave, Swarthmore, PA?

551 Marietta Ave, Swarthmore, PA has 3 bedrooms, 2.5 bathrooms, 1,916 square feet of living space and a 0.18-acre lot.

When was 551 Marietta Ave, Swarthmore, PA built?

551 Marietta Ave, Swarthmore, PA was built in 1953, making it 73 years old. It is a conventional home. The building has 2 stories.

What schools serve 551 Marietta Ave, Swarthmore, PA?

551 Marietta 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 551 Marietta Ave, Swarthmore, PA compare to other homes in Swarthmore 19081?

Among the 3,261 homes in Swarthmore 19081, it is worth more than 70% of them ($727,737 against a typical $554,297), its price per square foot is higher than 95% of them ($380 against a typical $275), it is bigger than 54% of them (1,916 ft² against a typical 1,800 ft²), its lot is bigger than 40% of them (0.18 ac against a typical 0.22 ac) and it is newer than 52% of them (1953 against a typical 1952). Measured against all of Delaware County, it is worth more than 82% 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 551 Marietta Ave, Swarthmore, PA?

The 2026 property tax bill for 551 Marietta Ave, Swarthmore, PA was $12,770. The county assessed it at $327,090.

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