Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$275,901$153 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $269,900 on Jul 26, 2021

503 4TH AVE

BETHLEHEM, PA 18018
5
Beds
2 / 1
Baths
1,808 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.
2,420 ft²
Lot SizeThe size of the land the home sits on, from county records.
1900
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

$276K
$249K low$303K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$269,900 · Jul 26, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,697 (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.$125,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$115,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$125,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$125,700

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
3
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
86
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
35
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

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.Split Level
CountyLehigh
Lot (acres)The size of the land the home sits on, from county records.0.06
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(8)

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(1)

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

M
Nitschmann Middle SchoolC-
Middle · Grades 6–8 · 0.6 mi
H
Liberty High SchoolD
High · Grades 9–12 · 1.1 mi
E
James Buchanan Elementary SchoolD+
Elementary · Grades KG–5 · 1.5 mi

District: Bethlehem Area School District

Neighborhood · ZIP 18018These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.33,847
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,411 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,513
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,632
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%

Owner Tools

Do you own this home?
Claim this home

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

503 4th 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 70% of homes in Lehigh County
  • Costs less per square foot than 90% of homes in Bethlehem 18018
  • Bigger than 75% of homes in Bethlehem 18018
  • Has a smaller lot than 84% of homes in Lehigh County
  • Older than 87% of homes in Lehigh County

What homes are worth in Bethlehem 18018

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

This home
$184K$639K

This home is worth more than 41% of homes in Bethlehem 18018.

How it measures up in Bethlehem 18018

The dot is this home. The mark in the middle is the typical home in Bethlehem 18018.

Estimated value$275,901
CheaperTypical $289,900Pricier

Pricier than 41% of homes nearby

Price per ft²$153
CheaperTypical $198Pricier

Pricier than 10% of homes nearby

Living area1,808 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 75% of homes nearby

Lot size2,420 ft²
SmallerTypical 4,182 ft²Bigger

Bigger than 23% of homes nearby

Year built1900
OlderTypical 1925Newer

Newer than 25% of homes nearby

How 503 4th Ave ranks against every home in each area.
MeasureThis homeBethlehem 18018Lehigh County
Estimated valuepricier than$275,90141% of homes30% of homes
Price per ft²pricier than$15310% of homes12% of homes
Living areabigger than1,808 ft²75% of homes57% of homes
Lot sizebigger than2,420 ft²23% of homes16% of homes
Year builtnewer than190025% of homes13% of homes

About 503 4th Ave

How much is 503 4th Ave, Bethlehem, PA worth?

The TopHap Estimate for 503 4th Ave, Bethlehem, PA is $275,901 as of Oct 21, 2026. The likely range is $248,984 to $302,818. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 4th Ave, Bethlehem, PA last sell?

503 4th Ave, Bethlehem, PA last sold on Jul 26, 2021 for $269,900, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 503 4th Ave, Bethlehem, PA?

503 4th Ave, Bethlehem, PA has 5 bedrooms, 2 bathrooms, 1,808 square feet of living space and a 0.06-acre lot.

When was 503 4th Ave, Bethlehem, PA built?

503 4th Ave, Bethlehem, PA was built in 1900, making it 126 years old. It is a split level home. The building has 3 stories.

What schools serve 503 4th Ave, Bethlehem, PA?

503 4th Ave, Bethlehem, PA is assigned to Nitschmann Middle School (middle), rated C-; Liberty High School (high), rated D; James Buchanan Elementary School (elementary), rated D+. All sit in Bethlehem Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 4th Ave, Bethlehem, PA compare to other homes in Bethlehem 18018?

Among the 9,659 homes in Bethlehem 18018, it is worth more than 41% of them ($275,901 against a typical $289,900), its price per square foot is higher than 10% of them ($153 against a typical $198), it is bigger than 75% of them (1,808 ft² against a typical 1,456 ft²), its lot is bigger than 23% of them (2,420 ft² against a typical 4,182 ft²) and it is newer than 25% of them (1900 against a typical 1925). Measured against all of Lehigh County, it is worth more than 30% 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 503 4th Ave, Bethlehem, PA?

The 2026 property tax bill for 503 4th Ave, Bethlehem, PA was $3,697. The county assessed it at $125,700.

More homes on 4th Ave

Closest homes

More homes in Bethlehem 18018

Assigned schools

Explore the area

See this home in context

Open 503 4th Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map