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Duplex (2 Units, Any Combination)Residential
Last sold for $549,000 on Jul 1, 2026

21 CHATHAM RD

ARDMORE, PA 19003
3
Beds
1
Baths
1,332 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.
2,500 ft²
Lot SizeThe size of the land the home sits on, from county records.
1927
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$549,000 · Jul 1, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,896 (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.$129,070 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$129,070
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$129,070

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.06
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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.Patio · 128 ft²

Transaction History(6)

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.

H
Lower Merion High SchoolA+
High · Grades 9–12 · 0.5 mi
E
Penn Valley Elementary SchoolA+
Elementary · Grades KG–4 · 1.6 mi
M
Welsh Valley Middle SchoolA+
Middle · Grades 5–8 · 2.4 mi

District: Lower Merion School District

Neighborhood · ZIP 19003These 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.98
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.14,584
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,452 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,519
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,685
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

21 Chatham 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.

  • Smaller than 81% of homes in Montgomery County
  • Has a smaller lot than 82% of homes in Montgomery County
  • Older than 85% of homes in Montgomery County

How it measures up in Ardmore 19003

The dot is this home. The mark in the middle is the typical home in Ardmore 19003.

Living area1,332 ft²
SmallerTypical 1,650 ft²Bigger

Bigger than 23% of homes nearby

Lot size2,500 ft²
SmallerTypical 0.11 acBigger

Bigger than 22% of homes nearby

Year built1927
OlderTypical 1932Newer

Newer than 37% of homes nearby

How 21 Chatham Rd ranks against every home in each area.
MeasureThis homeArdmore 19003Montgomery County
Living areabigger than1,332 ft²23% of homes19% of homes
Lot sizebigger than2,500 ft²22% of homes18% of homes
Year builtnewer than192737% of homes15% of homes

About 21 Chatham Rd

When did 21 Chatham Rd, Ardmore, PA last sell?

21 Chatham Rd, Ardmore, PA last sold on Jul 1, 2026 for $549,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 21 Chatham Rd, Ardmore, PA?

21 Chatham Rd, Ardmore, PA has 3 bedrooms, 1 bathrooms, 1,332 square feet of living space and a 0.06-acre lot.

When was 21 Chatham Rd, Ardmore, PA built?

21 Chatham Rd, Ardmore, PA was built in 1927, making it 99 years old. It is a duplex single home. The building has 2 stories.

What schools serve 21 Chatham Rd, Ardmore, PA?

21 Chatham Rd, Ardmore, PA is assigned to Lower Merion High School (high), rated A+; Penn Valley Elementary School (elementary), rated A+; Welsh Valley Middle School (middle), rated A+. All sit in Lower Merion School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Chatham Rd, Ardmore, PA compare to other homes in Ardmore 19003?

Among the 4,432 homes in Ardmore 19003, it is bigger than 23% of them (1,332 ft² against a typical 1,650 ft²), its lot is bigger than 22% of them (2,500 ft² against a typical 0.11 ac) and it is newer than 37% of them (1927 against a typical 1932). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Chatham Rd, Ardmore, PA?

The 2026 property tax bill for 21 Chatham Rd, Ardmore, PA was $5,896. The county assessed it at $129,070.

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