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Single Family ResidenceResidential
$540,630$261 / 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 Oct 21, 2026

5439 ROUTE 378

BETHLEHEM, PA 18015
3
Beds
2
Baths
2,075 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.
0.71 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$541K
$503K low$578K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,169 (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.$266,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$67,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$199,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$266,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLEHIGH
Lot (acres)The size of the land the home sits on, from county records.0.71
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
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.

M
Southern Lehigh Middle SchoolA-
Middle · Grades 7–8 · 0.4 mi
H
Southern Lehigh High SchoolA
High · Grades 9–12 · 0.6 mi
E
Hopewell Elementary SchoolA
Elementary · Grades KG–3 · 1.6 mi

District: Southern Lehigh School District

Neighborhood · ZIP 18015These 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.120
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
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.1.0%
PopulationHow many people live in this area.37,642
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,719 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,214
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,329
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

5439 Route 378 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 84% of homes in Bethlehem 18015
  • Costs more per square foot than 86% of homes in Lehigh County
  • Bigger than 75% of homes in Bethlehem 18015
  • Has a bigger lot than 83% of homes in Bethlehem 18015
  • Newer than 79% of homes in Bethlehem 18015

What homes are worth in Bethlehem 18015

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

This home
$130K$1.5M

This home is worth more than 84% of homes in Bethlehem 18015.

How it measures up in Bethlehem 18015

The dot is this home. The mark in the middle is the typical home in Bethlehem 18015.

Estimated value$540,630
CheaperTypical $274,806Pricier

Pricier than 84% of homes nearby

Price per ft²$261
CheaperTypical $185Pricier

Pricier than 85% of homes nearby

Living area2,075 ft²
SmallerTypical 1,589 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.71 ac
SmallerTypical 0.12 acBigger

Bigger than 83% of homes nearby

Year built1975
OlderTypical 1920Newer

Newer than 79% of homes nearby

How 5439 Route 378 ranks against every home in each area.
MeasureThis homeBethlehem 18015Lehigh County
Estimated valuepricier than$540,63084% of homes84% of homes
Price per ft²pricier than$26185% of homes86% of homes
Living areabigger than2,075 ft²75% of homes71% of homes
Lot sizebigger than0.71 ac83% of homes82% of homes
Year builtnewer than197579% of homes59% of homes

About 5439 Route 378

How much is 5439 Route 378, Bethlehem, PA worth?

The TopHap Estimate for 5439 Route 378, Bethlehem, PA is $540,630 as of Oct 21, 2026. The likely range is $502,762 to $578,498. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5439 Route 378, Bethlehem, PA last sell?

5439 Route 378, Bethlehem, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 5439 Route 378, Bethlehem, PA?

5439 Route 378, Bethlehem, PA has 3 bedrooms, 2 bathrooms, 2,075 square feet of living space and a 0.71-acre lot.

When was 5439 Route 378, Bethlehem, PA built?

5439 Route 378, Bethlehem, PA was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 5439 Route 378, Bethlehem, PA?

5439 Route 378, Bethlehem, PA is assigned to Southern Lehigh Middle School (middle), rated A-; Southern Lehigh High School (high), rated A; Hopewell Elementary School (elementary), rated A. All sit in Southern Lehigh School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5439 Route 378, Bethlehem, PA compare to other homes in Bethlehem 18015?

Among the 8,645 homes in Bethlehem 18015, it is worth more than 84% of them ($540,630 against a typical $274,806), its price per square foot is higher than 85% of them ($261 against a typical $185), it is bigger than 75% of them (2,075 ft² against a typical 1,589 ft²), its lot is bigger than 83% of them (0.71 ac against a typical 0.12 ac) and it is newer than 79% of them (1975 against a typical 1920). Measured against all of Lehigh County, it is worth more than 84% 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 5439 Route 378, Bethlehem, PA?

The 2026 property tax bill for 5439 Route 378, Bethlehem, PA was $6,169. The county assessed it at $266,600.

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