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Single Family ResidenceResidential
$335,285$254 / 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 93How 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

510 E ROCK RD

ALLENTOWN, PA 18103
3
Beds
1
Baths
1,320 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.
0.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$335K
$312K low$359K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,316 (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.$159,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$56,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$102,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$159,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$159,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLehigh
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Baseboard
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

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

H
Salisbury High SchoolB-
High · Grades 9–12 · 1.1 mi
E
Salisbury Elementary SchoolB+
Elementary · Grades KG–4 · 1.5 mi
M
Salisbury Middle SchoolB-
Middle · Grades 5–8 · 3.5 mi

District: Salisbury Township School District

Neighborhood · ZIP 18103These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.72

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.48,496
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,771 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,179
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,226
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

510 E Rock Rd 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.

  • Costs more per square foot than 84% of homes in Allentown 18103
  • Smaller than 73% of homes in Lehigh County
  • Has a bigger lot than 93% of homes in Allentown 18103

What homes are worth in Allentown 18103

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

This home
$176K$767K

This home is worth more than 62% of homes in Allentown 18103.

How it measures up in Allentown 18103

The dot is this home. The mark in the middle is the typical home in Allentown 18103.

Estimated value$335,285
CheaperTypical $299,306Pricier

Pricier than 62% of homes nearby

Price per ft²$254
CheaperTypical $213Pricier

Pricier than 84% of homes nearby

Living area1,320 ft²
SmallerTypical 1,402 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.76 ac
SmallerTypical 0.18 acBigger

Bigger than 93% of homes nearby

Year built1960
OlderTypical 1960Newer

Newer than 51% of homes nearby

How 510 E Rock Rd ranks against every home in each area.
MeasureThis homeAllentown 18103Lehigh County
Estimated valuepricier than$335,28562% of homes48% of homes
Price per ft²pricier than$25484% of homes84% of homes
Living areabigger than1,320 ft²45% of homes27% of homes
Lot sizebigger than0.76 ac93% of homes82% of homes
Year builtnewer than196051% of homes46% of homes

About 510 E Rock Rd

How much is 510 E Rock Rd, Allentown, PA worth?

The TopHap Estimate for 510 E Rock Rd, Allentown, PA is $335,285 as of Aug 30, 2026. The likely range is $311,915 to $358,655. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 510 E Rock Rd, Allentown, PA?

510 E Rock Rd, Allentown, PA has 3 bedrooms, 1 bathrooms and 1,320 square feet of living space.

When was 510 E Rock Rd, Allentown, PA built?

510 E Rock Rd, Allentown, PA was built in 1960, making it 66 years old. The building has 1 story.

What schools serve 510 E Rock Rd, Allentown, PA?

510 E Rock Rd, Allentown, PA is assigned to Salisbury High School (high), rated B-; Salisbury Elementary School (elementary), rated B+; Salisbury Middle School (middle), rated B-. All sit in Salisbury Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 510 E Rock Rd, Allentown, PA compare to other homes in Allentown 18103?

Among the 14,352 homes in Allentown 18103, it is worth more than 62% of them ($335,285 against a typical $299,306), its price per square foot is higher than 84% of them ($254 against a typical $213), it is bigger than 45% of them (1,320 ft² against a typical 1,402 ft²), its lot is bigger than 93% of them (0.76 ac against a typical 0.18 ac) and it is newer than 51% of them (1960 against a typical 1960). Measured against all of Lehigh County, it is worth more than 48% 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 510 E Rock Rd, Allentown, PA?

The 2026 property tax bill for 510 E Rock Rd, Allentown, PA was $5,316. The county assessed it at $159,200.

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Assigned schools

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