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Single Family ResidenceResidential
$324,952$260 / 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 92How 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 $303,000 on Feb 29, 2024

663 SUMMIT ST

KING OF PRUSSIA, PA 19406
4
Beds
1
Baths
1,248 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.
1,700 ft²
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
3
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.

Valuation

$325K
$298K low$352K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$303,000 · Feb 29, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,340 (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.$68,000 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$68,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$68,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.04
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 91 ft²

Transaction History(2)

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.

E
Gulph Elementary SchoolC+
Elementary · Grades KG–4 · 1.4 mi
H
Upper Merion Area High SchoolB
High · Grades 9–12 · 2.7 mi
M
Upper Merion Area Middle SchoolB-
Middle · Grades 5–8 · 3.0 mi

District: Upper Merion Area School District

Neighborhood · ZIP 19406These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.83

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.29,401
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,170 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,886
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,559
Average tempThe average temperature here across a full year.54°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.56%

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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

663 Summit St 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 93% of homes in King of Prussia 19406
  • Smaller than 88% of homes in King of Prussia 19406
  • Has a smaller lot than 88% of homes in Montgomery County
  • Among the oldest homes in King of Prussia 19406

What homes are worth in King of Prussia 19406

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

This home
$57K$929K

This home is worth more than 7% of homes in King of Prussia 19406.

How it measures up in King of Prussia 19406

The dot is this home. The mark in the middle is the typical home in King of Prussia 19406.

Estimated value$324,952
CheaperTypical $500,867Pricier

Pricier than 7% of homes nearby

Price per ft²$260
CheaperTypical $269Pricier

Pricier than 43% of homes nearby

Living area1,248 ft²
SmallerTypical 1,904 ft²Bigger

Bigger than 12% of homes nearby

Lot size1,700 ft²
SmallerTypical 0.2 acBigger

Bigger than 17% of homes nearby

Year built1880
OlderTypical 1966Newer

Older than almost all homes nearby

How 663 Summit St ranks against every home in each area.
MeasureThis homeKing of Prussia 19406Montgomery County
Estimated valuepricier than$324,9527% of homes14% of homes
Price per ft²pricier than$26043% of homes54% of homes
Living areabigger than1,248 ft²12% of homes15% of homes
Lot sizebigger than1,700 ft²17% of homes12% of homes
Year builtnewer than1880almost no homes2% of homes

About 663 Summit St

How much is 663 Summit St, King Of Prussia, PA worth?

The TopHap Estimate for 663 Summit St, King Of Prussia, PA is $324,952 as of Oct 21, 2026. The likely range is $297,929 to $351,975. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 663 Summit St, King Of Prussia, PA last sell?

663 Summit St, King Of Prussia, PA last sold on Feb 29, 2024 for $303,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 663 Summit St, King Of Prussia, PA?

663 Summit St, King Of Prussia, PA has 4 bedrooms, 1 bathrooms, 1,248 square feet of living space and a 0.04-acre lot.

When was 663 Summit St, King Of Prussia, PA built?

663 Summit St, King Of Prussia, PA was built in 1880, making it 146 years old. The building has 3 stories.

What schools serve 663 Summit St, King Of Prussia, PA?

663 Summit St, King Of Prussia, PA is assigned to Gulph Elementary School (elementary), rated C+; Upper Merion Area High School (high), rated B; Upper Merion Area Middle School (middle), rated B-. All sit in Upper Merion Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 663 Summit St, King Of Prussia, PA compare to other homes in King of Prussia 19406?

Among the 7,643 homes in King of Prussia 19406, it is worth more than 7% of them ($324,952 against a typical $500,867), its price per square foot is higher than 43% of them ($260 against a typical $269), it is bigger than 12% of them (1,248 ft² against a typical 1,904 ft²), its lot is bigger than 17% of them (1,700 ft² against a typical 0.2 ac) and it is newer than almost none of them (1880 against a typical 1966). Measured against all of Montgomery County, it is worth more than 14% 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 663 Summit St, King Of Prussia, PA?

The 2026 property tax bill for 663 Summit St, King Of Prussia, PA was $2,340. The county assessed it at $68,000.

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