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Row HouseResidential
$253,709$235 / 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 $70,000 on Oct 27, 2017

509 S ELLSWORTH ST

ALLENTOWN, PA 18109
3
Beds
1.5
Baths
1,080 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.
3,510 ft²
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$254K
$245K low$262K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$70,000 · Oct 27, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,911 (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.$86,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$74,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$86,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Row House
CountyLEHIGH
Lot (acres)The size of the land the home sits on, from county records.0.08
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
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.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Mosser Elementary SchoolC
Elementary · Grades PK–5 · 0.2 mi
M
Harrison-Morton Middle SchoolC-
Middle · Grades 6–8 · 1.0 mi
H
Louis E. Dieruff High SchoolD-
High · Grades 9–12 · 1.0 mi

District: Allentown School District

Neighborhood · ZIP 18109These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.74

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.19,693
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,383 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$53,357
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$66,746
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

509 S Ellsworth St 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 77% of homes in Lehigh County
  • Costs more per square foot than 78% of homes in Allentown 18109
  • Smaller than 89% of homes in Lehigh County
  • Has a smaller lot than 76% of homes in Lehigh County
  • Newer than 88% of homes in Allentown 18109

What homes are worth in Allentown 18109

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

This home
$152K$399K

This home is worth more than 52% of homes in Allentown 18109.

How it measures up in Allentown 18109

The dot is this home. The mark in the middle is the typical home in Allentown 18109.

Estimated value$253,709
CheaperTypical $249,299Pricier

Pricier than 52% of homes nearby

Price per ft²$235
CheaperTypical $192Pricier

Pricier than 78% of homes nearby

Living area1,080 ft²
SmallerTypical 1,296 ft²Bigger

Bigger than 21% of homes nearby

Lot size3,510 ft²
SmallerTypical 0.11 acBigger

Bigger than 41% of homes nearby

Year built1986
OlderTypical 1952Newer

Newer than 88% of homes nearby

How 509 S Ellsworth St ranks against every home in each area.
MeasureThis homeAllentown 18109Lehigh County
Estimated valuepricier than$253,70952% of homes23% of homes
Price per ft²pricier than$23578% of homes72% of homes
Living areabigger than1,080 ft²21% of homes11% of homes
Lot sizebigger than3,510 ft²41% of homes24% of homes
Year builtnewer than198688% of homes69% of homes

About 509 S Ellsworth St

How much is 509 S Ellsworth St, Allentown, PA worth?

The TopHap Estimate for 509 S Ellsworth St, Allentown, PA is $253,709 as of Aug 30, 2026. The likely range is $245,038 to $262,380. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 S Ellsworth St, Allentown, PA last sell?

509 S Ellsworth St, Allentown, PA last sold on Oct 27, 2017 for $70,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 509 S Ellsworth St, Allentown, PA?

509 S Ellsworth St, Allentown, PA has 3 bedrooms, 1.5 bathrooms, 1,080 square feet of living space and a 0.08-acre lot.

When was 509 S Ellsworth St, Allentown, PA built?

509 S Ellsworth St, Allentown, PA was built in 1986, making it 40 years old. The building has 2 stories.

What schools serve 509 S Ellsworth St, Allentown, PA?

509 S Ellsworth St, Allentown, PA is assigned to Mosser Elementary School (elementary), rated C; Harrison-Morton Middle School (middle), rated C-; Louis E. Dieruff High School (high), rated D-. All sit in Allentown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 S Ellsworth St, Allentown, PA compare to other homes in Allentown 18109?

Among the 5,065 homes in Allentown 18109, it is worth more than 52% of them ($253,709 against a typical $249,299), its price per square foot is higher than 78% of them ($235 against a typical $192), it is bigger than 21% of them (1,080 ft² against a typical 1,296 ft²), its lot is bigger than 41% of them (3,510 ft² against a typical 0.11 ac) and it is newer than 88% of them (1986 against a typical 1952). Measured against all of Lehigh County, it is worth more than 23% 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 509 S Ellsworth St, Allentown, PA?

The 2026 property tax bill for 509 S Ellsworth St, Allentown, PA was $2,911. The county assessed it at $86,400.

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