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Single Family ResidenceResidential
$431,775$255 / 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 91How 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

99 CONSTITUTION DR

DOWNINGTOWN, PA 19335
3
Beds
2
Baths
1,692 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 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
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

$432K
$392K low$472K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$539 (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.$134,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$44,210
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$90,290
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$134,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$135,130

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.46
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

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.Ranch
CountyCHESTER
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.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

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

M
Downingtown Middle SchoolB+
Middle · Grades 7–8 · 1.8 mi
H
Downingtown High School WestA
High · Grades 9–12 · 1.9 mi
E
Beaver Creek Elementary SchoolA
Elementary · Grades KG–5 · 2.1 mi

District: Downingtown Area School District

Neighborhood · ZIP 19335These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.53,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,255 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,311
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$159,194
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

99 Constitution 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 less than 81% of homes in Downingtown 19335
  • Smaller than 74% of homes in Downingtown 19335
  • Has a bigger lot than 84% of homes in Downingtown 19335
  • Older than 75% of homes in Downingtown 19335

What homes are worth in Downingtown 19335

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

This home
$245K$1.1M

This home is worth more than 19% of homes in Downingtown 19335.

How it measures up in Downingtown 19335

The dot is this home. The mark in the middle is the typical home in Downingtown 19335.

Estimated value$431,775
CheaperTypical $587,455Pricier

Pricier than 19% of homes nearby

Price per ft²$255
CheaperTypical $253Pricier

Pricier than 52% of homes nearby

Living area1,692 ft²
SmallerTypical 2,218 ft²Bigger

Bigger than 26% of homes nearby

Lot size1 ac
SmallerTypical 0.29 acBigger

Bigger than 84% of homes nearby

Year built1975
OlderTypical 1989Newer

Newer than 25% of homes nearby

How 99 Constitution Dr ranks against every home in each area.
MeasureThis homeDowningtown 19335Chester County
Estimated valuepricier than$431,77519% of homes25% of homes
Price per ft²pricier than$25552% of homes50% of homes
Living areabigger than1,692 ft²26% of homes28% of homes
Lot sizebigger than1 ac84% of homes76% of homes
Year builtnewer than197525% of homes39% of homes

About 99 Constitution Dr

How much is 99 Constitution Dr, Downingtown, PA worth?

The TopHap Estimate for 99 Constitution Dr, Downingtown, PA is $431,775 as of Oct 21, 2026. The likely range is $391,913 to $471,637. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 99 Constitution Dr, Downingtown, PA last sell?

99 Constitution Dr, Downingtown, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 99 Constitution Dr, Downingtown, PA?

99 Constitution Dr, Downingtown, PA has 3 bedrooms, 2 bathrooms and 1,692 square feet of living space.

When was 99 Constitution Dr, Downingtown, PA built?

99 Constitution Dr, Downingtown, PA was built in 1975, making it 51 years old. It is a ranch home. The building has 1 story.

What schools serve 99 Constitution Dr, Downingtown, PA?

99 Constitution Dr, Downingtown, PA is assigned to Downingtown Middle School (middle), rated B+; Downingtown High School West (high), rated A; Beaver Creek Elementary School (elementary), rated A. All sit in Downingtown Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 99 Constitution Dr, Downingtown, PA compare to other homes in Downingtown 19335?

Among the 18,549 homes in Downingtown 19335, it is worth more than 19% of them ($431,775 against a typical $587,455), its price per square foot is higher than 52% of them ($255 against a typical $253), it is bigger than 26% of them (1,692 ft² against a typical 2,218 ft²), its lot is bigger than 84% of them (1 ac against a typical 0.29 ac) and it is newer than 25% of them (1975 against a typical 1989). Measured against all of Chester County, it is worth more than 25% 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 99 Constitution Dr, Downingtown, PA?

The 2026 property tax bill for 99 Constitution Dr, Downingtown, PA was $539. The county assessed it at $134,500.

More homes on Constitution Dr

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Assigned schools

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