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Row HouseResidential
$166,945$126 / 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 Aug 30, 2026

540 1/2 RIDGE AVE

ALLENTOWN, PA 18102
5
Beds
1
Baths
1,324 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.
1,560 ft²
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
3
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

$167K
$148K low$186K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,541 (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.$46,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$42,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$46,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$46,800

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.0.04
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.No Garage

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
Sheridan Elementary SchoolD
Elementary · Grades 1–5 · 0.1 mi
M
Harrison-Morton Middle SchoolC-
Middle · Grades 6–8 · 0.4 mi
H
Louis E. Dieruff High SchoolD-
High · Grades 9–12 · 1.2 mi

District: Allentown School District

Neighborhood · ZIP 18102These 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.147
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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.53,079
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17,055 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$40,504
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$51,244
Average tempThe average temperature here across a full year.51°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.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

540 1/2 Ridge 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 97% of homes in Lehigh County
  • Costs less per square foot than 95% of homes in Lehigh County
  • Smaller than 73% of homes in Allentown 18102
  • Has a smaller lot than 96% of homes in Lehigh County
  • Older than 91% of homes in Lehigh County

What homes are worth in Allentown 18102

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

This home
$120K$368K

This home is worth more than 18% of homes in Allentown 18102.

How it measures up in Allentown 18102

The dot is this home. The mark in the middle is the typical home in Allentown 18102.

Estimated value$166,945
CheaperTypical $209,541Pricier

Pricier than 18% of homes nearby

Price per ft²$126
CheaperTypical $134Pricier

Pricier than 38% of homes nearby

Living area1,324 ft²
SmallerTypical 1,616 ft²Bigger

Bigger than 27% of homes nearby

Lot size1,560 ft²
SmallerTypical 1,786 ft²Bigger

Bigger than 26% of homes nearby

Year built1890
OlderTypical 1905Newer

Newer than 25% of homes nearby

How 540 1/2 Ridge Ave ranks against every home in each area.
MeasureThis home6th WardAllentown 18102Lehigh County
Estimated valuepricier than$166,94531% of homes18% of homes3% of homes
Price per ft²pricier than$12651% of homes38% of homes5% of homes
Living areabigger than1,324 ft²33% of homes27% of homes27% of homes
Lot sizebigger than1,560 ft²28% of homes26% of homes4% of homes
Year builtnewer than189029% of homes25% of homes9% of homes

About 540 1/2 Ridge Ave

How much is 540 1/2 Ridge Ave, Allentown, PA worth?

The TopHap Estimate for 540 1/2 Ridge Ave, Allentown, PA is $166,945 as of Aug 30, 2026. The likely range is $147,656 to $186,234. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 540 1/2 Ridge Ave, Allentown, PA?

540 1/2 Ridge Ave, Allentown, PA has 5 bedrooms, 1 bathrooms, 1,324 square feet of living space and a 0.04-acre lot.

When was 540 1/2 Ridge Ave, Allentown, PA built?

540 1/2 Ridge Ave, Allentown, PA was built in 1890, making it 136 years old. The building has 3 stories.

What schools serve 540 1/2 Ridge Ave, Allentown, PA?

540 1/2 Ridge Ave, Allentown, PA is assigned to Sheridan Elementary School (elementary), rated D; 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 540 1/2 Ridge Ave, Allentown, PA compare to other homes in Allentown 18102?

Among the 11,374 homes in Allentown 18102, it is worth more than 18% of them ($166,945 against a typical $209,541), its price per square foot is higher than 38% of them ($126 against a typical $134), it is bigger than 27% of them (1,324 ft² against a typical 1,616 ft²), its lot is bigger than 26% of them (1,560 ft² against a typical 1,786 ft²) and it is newer than 25% of them (1890 against a typical 1905). Measured against all of Lehigh County, it is worth more than 3% 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 540 1/2 Ridge Ave, Allentown, PA?

The 2026 property tax bill for 540 1/2 Ridge Ave, Allentown, PA was $1,541. The county assessed it at $46,800.

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Assigned schools

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