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Single Family ResidenceResidential
$347,690$234 / 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 Oct 21, 2026
Last sold for $37,500 on Jul 1, 1978

320 CHATHAM ST

AVONDALE, PA 19311
3
Beds
1
Baths
1,487 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1922
Year BuiltThe year the home was originally built, according to county records.
2
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

$348K
$325K low$371K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$37,500 · Jul 1, 1978

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$471 (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.$102,010 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$78,310
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$102,010
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$102,010

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.10
HeatingThe type of heating system in the home.Hot Water
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
Fred S. Engle Middle SchoolB+
Middle · Grades 7–8 · 1.8 mi
H
Avon Grove High SchoolA
High · Grades 9–12 · 1.9 mi
E
Penn London Elementary School
Elementary · Grades KG–2 · 5.7 mi

District: Avon Grove School District

Neighborhood · ZIP 19311These 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.51
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.10,454
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.743 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,172
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$188,352
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

320 Chatham 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 92% of homes in Avondale 19311
  • Costs more per square foot than 77% of homes in Avondale 19311
  • Smaller than 91% of homes in Avondale 19311
  • Has a smaller lot than 90% of homes in Avondale 19311
  • Older than 92% of homes in Avondale 19311

What homes are worth in Avondale 19311

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

This home
$257K$905K

This home is worth more than 8% of homes in Avondale 19311.

How it measures up in Avondale 19311

The dot is this home. The mark in the middle is the typical home in Avondale 19311.

Estimated value$347,690
CheaperTypical $612,732Pricier

Pricier than 8% of homes nearby

Price per ft²$234
CheaperTypical $203Pricier

Pricier than 77% of homes nearby

Living area1,487 ft²
SmallerTypical 2,896 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.1 ac
SmallerTypical 0.35 acBigger

Bigger than 10% of homes nearby

Year built1922
OlderTypical 2001Newer

Newer than 8% of homes nearby

How 320 Chatham St ranks against every home in each area.
MeasureThis homeAvondale 19311Chester County
Estimated valuepricier than$347,6908% of homes11% of homes
Price per ft²pricier than$23477% of homes36% of homes
Living areabigger than1,487 ft²9% of homes19% of homes
Lot sizebigger than0.1 ac10% of homes23% of homes
Year builtnewer than19228% of homes10% of homes

About 320 Chatham St

How much is 320 Chatham St, Avondale, PA worth?

The TopHap Estimate for 320 Chatham St, Avondale, PA is $347,690 as of Oct 21, 2026. The likely range is $324,734 to $370,646. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 Chatham St, Avondale, PA last sell?

320 Chatham St, Avondale, PA last sold on Jul 1, 1978 for $37,500, according to the county's recorded deed.

How big is 320 Chatham St, Avondale, PA?

320 Chatham St, Avondale, PA has 3 bedrooms, 1 bathrooms, 1,487 square feet of living space and a 0.10-acre lot.

When was 320 Chatham St, Avondale, PA built?

320 Chatham St, Avondale, PA was built in 1922, making it 104 years old. The building has 2 stories.

What schools serve 320 Chatham St, Avondale, PA?

320 Chatham St, Avondale, PA is assigned to Fred S. Engle Middle School (middle), rated B+; Avon Grove High School (high), rated A; Penn London Elementary School (elementary). All sit in Avon Grove School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 320 Chatham St, Avondale, PA compare to other homes in Avondale 19311?

Among the 2,728 homes in Avondale 19311, it is worth more than 8% of them ($347,690 against a typical $612,732), its price per square foot is higher than 77% of them ($234 against a typical $203), it is bigger than 9% of them (1,487 ft² against a typical 2,896 ft²), its lot is bigger than 10% of them (0.1 ac against a typical 0.35 ac) and it is newer than 8% of them (1922 against a typical 2001). Measured against all of Chester County, it is worth more than 11% 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 320 Chatham St, Avondale, PA?

The 2026 property tax bill for 320 Chatham St, Avondale, PA was $471. The county assessed it at $102,010.

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