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Warehouse, StorageIndustrial
Last sold for $215,000 on Apr 14, 2015

521 WALNUT ST

DARBY, PA 19023
0
Baths
8,000 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.
0.17 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.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Apr 14, 2015
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$2,716,000
AMERICAN HERITAGE FCU · E · 7% 1 · recorded Jul 17, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,898 (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.$220,820 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$41,160
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$179,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$220,820
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$220,820

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Warehouse, Storage
CountyDELAWARE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1960
Lot (acres)The size of the land the home sits on, from county records.0.17
CoolingThe type of cooling or air conditioning in the home.Window A/C
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Walnut Street Elementary SchoolC
Elementary · Grades KG–6 · 0.1 mi
M
Penn Wood Middle SchoolD+
Middle · Grades 7–8 · 0.3 mi
H
Penn Wood High SchoolC-
High · Grades 9–12 · 2.3 mi

District: William Penn School District

Neighborhood · ZIP 19023These 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.138
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 100.79

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
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.22,855
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,478 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$56,669
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,129
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

521 Walnut 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.

  • Among the largest homes in Darby
  • Has a bigger lot than 97% of homes in Darby
  • Older than 89% of homes in Delaware County

How it measures up in Darby 19023

The dot is this home. The mark in the middle is the typical home in Darby 19023.

Living area8,000 ft²
SmallerTypical 1,224 ft²Bigger

Bigger than almost all homes nearby

Lot size0.17 ac
SmallerTypical 2,134 ft²Bigger

Bigger than 95% of homes nearby

Year built1920
OlderTypical 1932Newer

Newer than 23% of homes nearby

How 521 Walnut St ranks against every home in each area.
MeasureThis homeDarbyDarby 19023Delaware County
Living areabigger than8,000 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.17 ac97% of homes95% of homes56% of homes
Year builtnewer than192021% of homes23% of homes11% of homes

About 521 Walnut St

When did 521 Walnut St, Darby, PA last sell?

521 Walnut St, Darby, PA last sold on Apr 14, 2015 for $215,000, according to the county's recorded deed.

How big is 521 Walnut St, Darby, PA?

521 Walnut St, Darby, PA has 8,000 square feet of living space and a 0.17-acre lot.

When was 521 Walnut St, Darby, PA built?

521 Walnut St, Darby, PA was built in 1920, making it 106 years old.

What schools serve 521 Walnut St, Darby, PA?

521 Walnut St, Darby, PA is assigned to Walnut Street Elementary School (elementary), rated C; Penn Wood Middle School (middle), rated D+; Penn Wood High School (high), rated C-. All sit in William Penn School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Walnut St, Darby, PA compare to other homes in Darby 19023?

Among the 6,821 homes in Darby 19023, it is bigger than almost all of them (8,000 ft² against a typical 1,224 ft²), its lot is bigger than 95% of them (0.17 ac against a typical 2,134 ft²) and it is newer than 23% of them (1920 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 521 Walnut St, Darby, PA?

The 2026 property tax bill for 521 Walnut St, Darby, PA was $11,898. The county assessed it at $220,820.

Closest homes

More homes in Darby 19023

Assigned schools

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