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Single Family ResidenceResidential
$493,802$308 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $217,000 on May 8, 2012

277 MARS CT

BETHLEHEM, PA 18017
3
Beds
3 / 1
Baths
1,603 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
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

$494K
$475K low$513K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$217,000 · May 8, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$860 (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.$79,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$55,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$79,600
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyNorthampton
Lot (acres)The size of the land the home sits on, from county records.0.15
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

Transaction History(4)

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
Spring Garden Elementary SchoolB+
Elementary · Grades KG–5 · 1.1 mi
M
East Hills Middle SchoolC
Middle · Grades 6–8 · 1.6 mi
H
Freedom High SchoolC
High · Grades 9–12 · 1.9 mi

District: Bethlehem Area School District

Neighborhood · ZIP 18017These 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.83
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 100.72

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
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.38,762
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,374 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,908
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,808
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

277 Mars Ct 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 75% of homes in Northampton County
  • Costs more per square foot than 95% of homes in Bethlehem 18017
  • Has a smaller lot than 75% of homes in Bethlehem 18017

What homes are worth in Bethlehem 18017

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

This home
$182K$781K

This home is worth more than 72% of homes in Bethlehem 18017.

How it measures up in Bethlehem 18017

The dot is this home. The mark in the middle is the typical home in Bethlehem 18017.

Estimated value$493,802
CheaperTypical $384,312Pricier

Pricier than 72% of homes nearby

Price per ft²$308
CheaperTypical $232Pricier

Pricier than 95% of homes nearby

Living area1,603 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.15 ac
SmallerTypical 0.26 acBigger

Bigger than 25% of homes nearby

Year built1976
OlderTypical 1965Newer

Newer than 64% of homes nearby

How 277 Mars Ct ranks against every home in each area.
MeasureThis homeBethlehem 18017Northampton County
Estimated valuepricier than$493,80272% of homes75% of homes
Price per ft²pricier than$30895% of homes95% of homes
Living areabigger than1,603 ft²44% of homes44% of homes
Lot sizebigger than0.15 ac25% of homes32% of homes
Year builtnewer than197664% of homes59% of homes

About 277 Mars Ct

How much is 277 Mars Ct, Bethlehem, PA worth?

The TopHap Estimate for 277 Mars Ct, Bethlehem, PA is $493,802 as of Sep 24, 2026. The likely range is $474,715 to $512,889. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 277 Mars Ct, Bethlehem, PA last sell?

277 Mars Ct, Bethlehem, PA last sold on May 8, 2012 for $217,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 277 Mars Ct, Bethlehem, PA?

277 Mars Ct, Bethlehem, PA has 3 bedrooms, 3 bathrooms, 1,603 square feet of living space and a 0.15-acre lot.

When was 277 Mars Ct, Bethlehem, PA built?

277 Mars Ct, Bethlehem, PA was built in 1976, making it 50 years old. It is a ranch home. The building has 1 story.

What schools serve 277 Mars Ct, Bethlehem, PA?

277 Mars Ct, Bethlehem, PA is assigned to Spring Garden Elementary School (elementary), rated B+; East Hills Middle School (middle), rated C; Freedom High School (high), rated C. All sit in Bethlehem Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 277 Mars Ct, Bethlehem, PA compare to other homes in Bethlehem 18017?

Among the 11,150 homes in Bethlehem 18017, it is worth more than 72% of them ($493,802 against a typical $384,312), its price per square foot is higher than 95% of them ($308 against a typical $232), it is bigger than 44% of them (1,603 ft² against a typical 1,700 ft²), its lot is bigger than 25% of them (0.15 ac against a typical 0.26 ac) and it is newer than 64% of them (1976 against a typical 1965). Measured against all of Northampton County, it is worth more than 75% 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 277 Mars Ct, Bethlehem, PA?

The 2026 property tax bill for 277 Mars Ct, Bethlehem, PA was $860. The county assessed it at $79,600.

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