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Single Family ResidenceResidential
$2,587,864$467 / 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 Jul 14, 2026
Last sold for $2,850,000 on Nov 18, 2005

840 KING OF PRUSSIA RD

RADNOR, PA 19087
6
Beds
5.5
Baths
5,539 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.
3.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.6M
$2.4M low$2.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,850,000 · Nov 18, 2005
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$2,587,864
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$2,070,291

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$27,161 (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.$1,225,980 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$319,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$906,980
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,225,980
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,225,980

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.Conventional
CountyDELAWARE
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

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

E
Radnor Elementary SchoolA+
Elementary · Grades KG–5 · 1.0 mi
M
Radnor Middle SchoolA
Middle · Grades 6–8 · 1.4 mi
H
Radnor High SchoolA+
High · Grades 9–12 · 1.5 mi

District: Radnor Township School District

Neighborhood · ZIP 19087These 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.71
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 100.81

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.36,749
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,190 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,608
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$195,038
Average tempThe average temperature here across a full year.53°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

840 King Of Prussia Rd 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.

  • Among the most valuable homes in Delaware County
  • Costs more per square foot than 98% of homes in Delaware County
  • Bigger than 98% of homes in Delaware County
  • Among the largest lots in Wayne 19087
  • Older than 91% of homes in Wayne 19087

What homes are worth in Wayne 19087

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

This home
$249K$2.6M

This home is worth more than 98% of homes in Wayne 19087.

How it measures up in Wayne 19087

The dot is this home. The mark in the middle is the typical home in Wayne 19087.

Estimated value$2,587,864
CheaperTypical $854,176Pricier

Pricier than 98% of homes nearby

Price per ft²$467
CheaperTypical $352Pricier

Pricier than 84% of homes nearby

Living area5,539 ft²
SmallerTypical 2,367 ft²Bigger

Bigger than 95% of homes nearby

Lot size3.31 ac
SmallerTypical 0.35 acBigger

Bigger than almost all homes nearby

Year built1920
OlderTypical 1968Newer

Newer than 9% of homes nearby

How 840 King Of Prussia Rd ranks against every home in each area.
MeasureThis homeWayne 19087Delaware County
Estimated valuepricier than$2,587,86498% of homesalmost all homes
Price per ft²pricier than$46784% of homes98% of homes
Living areabigger than5,539 ft²95% of homes98% of homes
Lot sizebigger than3.31 acalmost all homesalmost all homes
Year builtnewer than19209% of homes12% of homes

About 840 King Of Prussia Rd

How much is 840 King Of Prussia Rd, Radnor, PA worth?

The TopHap Estimate for 840 King Of Prussia Rd, Radnor, PA is $2,587,864 as of Jul 14, 2026. The likely range is $2,387,031 to $2,788,697. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 King Of Prussia Rd, Radnor, PA last sell?

840 King Of Prussia Rd, Radnor, PA last sold on Nov 18, 2005 for $2,850,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 840 King Of Prussia Rd, Radnor, PA?

840 King Of Prussia Rd, Radnor, PA has 6 bedrooms, 5.5 bathrooms and 5,539 square feet of living space.

When was 840 King Of Prussia Rd, Radnor, PA built?

840 King Of Prussia Rd, Radnor, PA was built in 1920, making it 106 years old. It is a conventional home. The building has 2 stories.

What schools serve 840 King Of Prussia Rd, Radnor, PA?

840 King Of Prussia Rd, Radnor, PA is assigned to Radnor Elementary School (elementary), rated A+; Radnor Middle School (middle), rated A; Radnor High School (high), rated A+. All sit in Radnor Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 King Of Prussia Rd, Radnor, PA compare to other homes in Wayne 19087?

Among the 11,447 homes in Wayne 19087, it is worth more than 98% of them ($2,587,864 against a typical $854,176), its price per square foot is higher than 84% of them ($467 against a typical $352), it is bigger than 95% of them (5,539 ft² against a typical 2,367 ft²), its lot is bigger than almost all of them (3.31 ac against a typical 0.35 ac) and it is newer than 9% of them (1920 against a typical 1968). Measured against all of Delaware County, it is worth more than almost all 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 840 King Of Prussia Rd, Radnor, PA?

The 2026 property tax bill for 840 King Of Prussia Rd, Radnor, PA was $27,161. The county assessed it at $1,225,980.

More homes on King Of Prussia Rd

Closest homes

More homes in Radnor 19087

Assigned schools

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