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Single Family ResidenceResidential
$565,021$215 / 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 Sep 24, 2026
Last sold for $319,600 on Jul 11, 2005

834 KEYSTONE AVE

EMMAUS, PA 18049
4
Beds
3 / 1
Baths
2,626 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$565K
$495K low$635K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$319,600 · Jul 11, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,046 (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.$270,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$210,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$270,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$270,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLehigh
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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(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
Salisbury Middle SchoolC
Middle · Grades 5–8 · 0.9 mi
H
Salisbury High SchoolC+
High · Grades 9–12 · 4.0 mi
E
Salisbury Elementary SchoolB-
Elementary · Grades KG–4 · 4.7 mi

District: Salisbury Township School District

Neighborhood · ZIP 18049These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.19,279
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,284 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,006
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,840
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

834 Keystone 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 more than 87% of homes in Lehigh County
  • Bigger than 86% of homes in Emmaus 18049
  • Has a bigger lot than 82% of homes in Lehigh County
  • Newer than 78% of homes in Emmaus 18049

What homes are worth in Emmaus 18049

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

This home
$187K$828K

This home is worth more than 85% of homes in Emmaus 18049.

How it measures up in Emmaus 18049

The dot is this home. The mark in the middle is the typical home in Emmaus 18049.

Estimated value$565,021
CheaperTypical $378,920Pricier

Pricier than 85% of homes nearby

Price per ft²$215
CheaperTypical $225Pricier

Pricier than 40% of homes nearby

Living area2,626 ft²
SmallerTypical 1,692 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.69 ac
SmallerTypical 0.25 acBigger

Bigger than 77% of homes nearby

Year built1988
OlderTypical 1959Newer

Newer than 78% of homes nearby

How 834 Keystone Ave ranks against every home in each area.
MeasureThis homeEmmaus 18049Lehigh County
Estimated valuepricier than$565,02185% of homes87% of homes
Price per ft²pricier than$21540% of homes53% of homes
Living areabigger than2,626 ft²86% of homes86% of homes
Lot sizebigger than0.69 ac77% of homes82% of homes
Year builtnewer than198878% of homes72% of homes

About 834 Keystone Ave

How much is 834 Keystone Ave, Emmaus, PA worth?

The TopHap Estimate for 834 Keystone Ave, Emmaus, PA is $565,021 as of Sep 24, 2026. The likely range is $495,406 to $634,636. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 834 Keystone Ave, Emmaus, PA last sell?

834 Keystone Ave, Emmaus, PA last sold on Jul 11, 2005 for $319,600, according to the county's recorded deed.

How big is 834 Keystone Ave, Emmaus, PA?

834 Keystone Ave, Emmaus, PA has 4 bedrooms, 3 bathrooms and 2,626 square feet of living space.

When was 834 Keystone Ave, Emmaus, PA built?

834 Keystone Ave, Emmaus, PA was built in 1988, making it 38 years old. The building has 2 stories.

What schools serve 834 Keystone Ave, Emmaus, PA?

834 Keystone Ave, Emmaus, PA is assigned to Salisbury Middle School (middle), rated C; Salisbury High School (high), rated C+; Salisbury Elementary School (elementary), rated B-. All sit in Salisbury Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 834 Keystone Ave, Emmaus, PA compare to other homes in Emmaus 18049?

Among the 6,715 homes in Emmaus 18049, it is worth more than 85% of them ($565,021 against a typical $378,920), its price per square foot is higher than 40% of them ($215 against a typical $225), it is bigger than 86% of them (2,626 ft² against a typical 1,692 ft²), its lot is bigger than 77% of them (0.69 ac against a typical 0.25 ac) and it is newer than 78% of them (1988 against a typical 1959). Measured against all of Lehigh County, it is worth more than 87% 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 834 Keystone Ave, Emmaus, PA?

The 2026 property tax bill for 834 Keystone Ave, Emmaus, PA was $9,046. The county assessed it at $270,900.

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