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Single Family ResidenceResidential
$1,421,117$269 / 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 93How 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 $839,000 on Mar 24, 2010

644 N VALLEY FORGE RD

DEVON, PA 19333
4
Beds
4.5
Baths
5,280 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.
0.35 ac
Lot SizeThe size of the land the home sits on, from county records.
2008
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.4M
$1.3M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$839,000 · Mar 24, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,740 (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.$444,670 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,050
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$389,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$444,670
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$444,670

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
CountyCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.35
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood

Transaction History(3)

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
New Eagle Elementary SchoolA+
Elementary · Grades KG–4 · 1.0 mi
M
Valley Forge Middle SchoolA+
Middle · Grades 5–8 · 1.3 mi
H
Conestoga High SchoolA+
High · Grades 9–12 · 1.5 mi

District: Tredyffrin-Easttown School District

Neighborhood · ZIP 19333These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.45%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
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.7,028
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,095 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$177,467
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$218,429
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%

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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

644 N Valley Forge 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.

  • Worth more than 97% of homes in Chester County
  • Costs less per square foot than 94% of homes in Devon 19333
  • Bigger than 96% of homes in Chester County
  • Newer than 96% of homes in Devon 19333

What homes are worth in Devon 19333

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

This home
$235K$3M

This home is worth more than 79% of homes in Devon 19333.

How it measures up in Devon 19333

The dot is this home. The mark in the middle is the typical home in Devon 19333.

Estimated value$1,421,117
CheaperTypical $858,287Pricier

Pricier than 79% of homes nearby

Price per ft²$269
CheaperTypical $362Pricier

Pricier than 6% of homes nearby

Living area5,280 ft²
SmallerTypical 2,320 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.35 ac
SmallerTypical 0.43 acBigger

Bigger than 46% of homes nearby

Year built2008
OlderTypical 1973Newer

Newer than 96% of homes nearby

How 644 N Valley Forge Rd ranks against every home in each area.
MeasureThis homeDevon 19333Chester County
Estimated valuepricier than$1,421,11779% of homes97% of homes
Price per ft²pricier than$2696% of homes57% of homes
Living areabigger than5,280 ft²92% of homes96% of homes
Lot sizebigger than0.35 ac46% of homes43% of homes
Year builtnewer than200896% of homes88% of homes

About 644 N Valley Forge Rd

How much is 644 N Valley Forge Rd, Devon, PA worth?

The TopHap Estimate for 644 N Valley Forge Rd, Devon, PA is $1,421,117 as of Sep 24, 2026. The likely range is $1,324,634 to $1,517,600. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 644 N Valley Forge Rd, Devon, PA last sell?

644 N Valley Forge Rd, Devon, PA last sold on Mar 24, 2010 for $839,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 644 N Valley Forge Rd, Devon, PA?

644 N Valley Forge Rd, Devon, PA has 4 bedrooms, 4.5 bathrooms, 5,280 square feet of living space and a 0.35-acre lot.

When was 644 N Valley Forge Rd, Devon, PA built?

644 N Valley Forge Rd, Devon, PA was built in 2008, making it 18 years old. It is a conventional home. The building has 2 stories.

What schools serve 644 N Valley Forge Rd, Devon, PA?

644 N Valley Forge Rd, Devon, PA is assigned to New Eagle Elementary School (elementary), rated A+; Valley Forge Middle School (middle), rated A+; Conestoga High School (high), rated A+. All sit in Tredyffrin-Easttown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 644 N Valley Forge Rd, Devon, PA compare to other homes in Devon 19333?

Among the 2,408 homes in Devon 19333, it is worth more than 79% of them ($1,421,117 against a typical $858,287), its price per square foot is higher than 6% of them ($269 against a typical $362), it is bigger than 92% of them (5,280 ft² against a typical 2,320 ft²), its lot is bigger than 46% of them (0.35 ac against a typical 0.43 ac) and it is newer than 96% of them (2008 against a typical 1973). Measured against all of Chester County, it is worth more than 97% 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 644 N Valley Forge Rd, Devon, PA?

The 2026 property tax bill for 644 N Valley Forge Rd, Devon, PA was $1,740. The county assessed it at $444,670.

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