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Single Family ResidenceResidential
$663,009$240 / 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 97How 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 $385,000 on Aug 14, 2006

4427 KATHI DR

BETHLEHEM, PA 18017
3
Beds
3 / 1
Baths
2,766 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
2
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

$663K
$641K low$685K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$385,000 · Aug 14, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,210 (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.$112,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$83,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$224,000

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.Colonial
CountyNorthampton
Lot (acres)The size of the land the home sits on, from county records.0.42
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
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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.

Foreclosure Filings(4)

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

E
Hanover Elementary SchoolA+
Elementary · Grades KG–5 · 0.5 mi
M
Nitschmann Middle SchoolB-
Middle · Grades 6–8 · 3.4 mi
H
Liberty High SchoolD+
High · Grades 9–12 · 3.5 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

4427 Kathi Dr 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 93% of homes in Bethlehem 18017
  • Costs more per square foot than 67% of homes in Northampton County
  • Bigger than 88% of homes in Bethlehem 18017
  • Has a bigger lot than 81% of homes in Bethlehem 18017
  • Newer than 84% 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
$187K$779K

This home is worth more than 93% 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$663,009
CheaperTypical $385,033Pricier

Pricier than 93% of homes nearby

Price per ft²$240
CheaperTypical $232Pricier

Pricier than 59% of homes nearby

Living area2,766 ft²
SmallerTypical 1,708 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.42 ac
SmallerTypical 0.25 acBigger

Bigger than 81% of homes nearby

Year built1991
OlderTypical 1965Newer

Newer than 84% of homes nearby

How 4427 Kathi Dr ranks against every home in each area.
MeasureThis homeBethlehem 18017Northampton County
Estimated valuepricier than$663,00993% of homes91% of homes
Price per ft²pricier than$24059% of homes67% of homes
Living areabigger than2,766 ft²88% of homes87% of homes
Lot sizebigger than0.42 ac81% of homes68% of homes
Year builtnewer than199184% of homes74% of homes

About 4427 Kathi Dr

How much is 4427 Kathi Dr, Bethlehem, PA worth?

The TopHap Estimate for 4427 Kathi Dr, Bethlehem, PA is $663,009 as of Sep 24, 2026. The likely range is $640,837 to $685,181. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4427 Kathi Dr, Bethlehem, PA last sell?

4427 Kathi Dr, Bethlehem, PA last sold on Aug 14, 2006 for $385,000, according to the county's recorded deed.

How big is 4427 Kathi Dr, Bethlehem, PA?

4427 Kathi Dr, Bethlehem, PA has 3 bedrooms, 3 bathrooms, 2,766 square feet of living space and a 0.42-acre lot.

When was 4427 Kathi Dr, Bethlehem, PA built?

4427 Kathi Dr, Bethlehem, PA was built in 1991, making it 35 years old. It is a colonial home. The building has 2 stories.

What schools serve 4427 Kathi Dr, Bethlehem, PA?

4427 Kathi Dr, Bethlehem, PA is assigned to Hanover Elementary School (elementary), rated A+; Nitschmann Middle School (middle), rated B-; Liberty High School (high), rated D+. All sit in Bethlehem Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4427 Kathi Dr, Bethlehem, PA compare to other homes in Bethlehem 18017?

Among the 11,150 homes in Bethlehem 18017, it is worth more than 93% of them ($663,009 against a typical $385,033), its price per square foot is higher than 59% of them ($240 against a typical $232), it is bigger than 88% of them (2,766 ft² against a typical 1,708 ft²), its lot is bigger than 81% of them (0.42 ac against a typical 0.25 ac) and it is newer than 84% of them (1991 against a typical 1965). Measured against all of Northampton County, it is worth more than 91% 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 4427 Kathi Dr, Bethlehem, PA?

The 2026 property tax bill for 4427 Kathi Dr, Bethlehem, PA was $1,210. The county assessed it at $112,000.

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