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Delaware County, Pennsylvania

Delaware County, Pennsylvania · ZIP 19003, 19008, 19010

  • Census data · ACS 2019-2023
Browse the 60 townsFind my townSponsor a town here
  • 584,882 (2024 estimate)Population
  • 216,660Households
  • $88,576Median household income
  • $302,400Median home value
  • 60Towns with a page
  • 42ZIP codes

Delaware County in numbersOfficial sources, refreshed yearly

Population, 2000 to 2020+4.7%
550k560k570k580k2000: 550,86420002010: 558,97920102020: 576,8302020550,864576,830
Population of Delaware County at each census
CensusPopulation
2000550,864
2010558,979
2020576,830

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, county level, state 42, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 42, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 42, retrieved November 14, 2026.

Household income in Delaware County
Under $50k29.1%
$50k to $100k25.8%
$100k to $150k18.1%
$150k to $200k10%
$200k and over16.9%

Median household income $88,576 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 42, retrieved November 14, 2026.

Housing tenure in Delaware County
Owner occupied
150,888 units
Renter occupied
65,772 units
Vacancy rate
5.5%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, county level, state 42, retrieved November 14, 2026.

Jobs by sector in Delaware County2023
Health care and social assistance48,388
Retail trade25,519
Accommodation and food services19,823
Management of companies and enterprises16,398
Finance and insurance16,059
Educational services15,678
Administrative and support and waste management and remediation services14,820
Manufacturing12,864

237,233 employees in 13,165 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.

Source: County Business Patterns 2023: employment by sector, county level, state 42, retrieved November 14, 2026.

Delaware County compared with its state
Delaware County compared with its state, American Community Survey 2019-2023
MeasureDelaware CountyPennsylvania
Population576,19512,986,518
Median household income$88,576$76,081
Median age39.040.9
Median home value$302,400$240,500
Bachelor’s degree or higher41.6%34.5%
Foreign-born residents11.1%7.4%
Owner-occupied homes69.6%69.3%
Mean commute to work28.4 minutes26.6 minutes

Source: American Community Survey 5-year data profile 2019–2023, county level, state 42, retrieved November 14, 2026.

Townships, towns and villages in Delaware County60 with a page · sort by any column

Type
Upper Darby TownshipTownship86,0457.83 sq mi
Haverford TownshipTownship51,2919.95 sq mi
Radnor TownshipTownship34,13013.8 sq mi
ChesterCity34,0524.83 sq mi
Ridley TownshipTownship31,1395.12 sq mi
Drexel HillCensus designated place30,0153.20 sq mi
Springfield TownshipTownship25,2066.32 sq mi
Marple TownshipTownship24,42310.2 sq mi
Concord TownshipTownship18,45013.6 sq mi
Middletown TownshipTownship17,31713.5 sq mi
Upper Chichester TownshipTownship17,0036.69 sq mi
Aston TownshipTownship16,8385.84 sq mi
Newtown TownshipTownship15,49410.0 sq mi
Nether Providence TownshipTownship14,5594.71 sq mi
YeadonBorough12,4051.60 sq mi
LansdowneBorough11,2251.18 sq mi
Upper Providence TownshipTownship10,9375.60 sq mi
DarbyBorough10,7490.84 sq mi
BroomallCensus designated place10,6843.17 sq mi
WoodlynCensus designated place10,2761.67 sq mi
Bethel TownshipTownship9,7915.41 sq mi
Darby TownshipTownship9,2611.42 sq mi
CollingdaleBorough8,9560.87 sq mi
Village Green-Green RidgeCensus designated place8,7251.91 sq mi
BrookhavenBorough8,4071.71 sq mi
FolsomCensus designated place8,2981.25 sq mi
Ridley ParkBorough7,3101.08 sq mi
GlenoldenBorough7,2660.97 sq mi
Thornbury TownshipTownship6,9939.24 sq mi
WayneCensus designated place6,9022.12 sq mi
Clifton HeightsBorough6,8800.63 sq mi
FolcroftBorough6,8271.25 sq mi
SwarthmoreBorough6,5961.40 sq mi
Prospect ParkBorough6,4520.73 sq mi
Sharon HillBorough6,0390.77 sq mi
NorwoodBorough5,9690.78 sq mi
MediaBorough5,9380.76 sq mi
BoothwynCensus designated place5,1291.25 sq mi
Edgmont TownshipTownship4,7129.71 sq mi
AldanBorough4,2770.60 sq mi
Chester TownshipTownship4,0801.43 sq mi
Tinicum TownshipTownship4,0115.74 sq mi
Chadds Ford TownshipTownship4,0018.66 sq mi
St. DavidsCensus designated place3,9501.54 sq mi
LinwoodCensus designated place3,6230.65 sq mi
Lower Chichester TownshipTownship3,4191.07 sq mi
Chester HeightsBorough3,0872.21 sq mi
UplandBorough3,0760.65 sq mi
LimaCensus designated place2,8341.47 sq mi
MortonBorough2,7880.36 sq mi
East LansdowneBorough2,7240.21 sq mi
ColwynBorough2,4830.26 sq mi
Marcus HookBorough2,4671.11 sq mi
EddystoneBorough2,4650.99 sq mi
ParksideBorough2,3350.21 sq mi
TrainerBorough1,9841.06 sq mi
Haverford CollegeCensus designated place1,5750.30 sq mi
MillbourneBorough1,2170.07 sq mi
Rose ValleyBorough1,0200.73 sq mi
RutledgeBorough7880.14 sq mi

Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 42 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.

County officialsFrom public records

No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.

Across Delaware County

Jobs across Delaware County

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Events in the next 31 days

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Neighboring counties

Neighboring counties

Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 42, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 34, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 10, retrieved November 14, 2026.