County
· Pennsylvania
Delaware County
Delaware County, colloquially referred to as Delco, is in the Commonwealth of Pennsylvania. With a population of 576,830 as of the 2020 census, it is the fifth-most populous county in Pennsylvania and the third-smallest in area. The county was created on September 26, 1789, from part of Chester County and named for the Delaware River. The county is part of the Philadelphia metropolitan area, or Delaware Valley, region of the commonwealth.
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Cities and towns 28
- Borough of Aldan pop. 4,208
- Borough of Brookhaven pop. 8,236
- Borough of Chester Heights pop. 2,910
- Borough of Clifton Heights pop. 6,798
- Borough of Collingdale pop. 8,824
- Borough of Colwyn pop. 2,450
- Borough of Darby pop. 10,641
- Borough of East Lansdowne pop. 2,687
- Borough of Eddystone pop. 2,434
- Borough of Folcroft pop. 6,737
- Borough of Glenolden pop. 7,159
- Borough of Lansdowne pop. 11,008
- Borough of Marcus Hook pop. 2,432
- Borough of Media pop. 5,858
- Borough of Millbourne pop. 1,202
- Borough of Morton pop. 2,752
- Borough of Norwood pop. 5,894
- Borough of Parkside pop. 2,300
- Borough of Prospect Park pop. 6,378
- Borough of Ridley Park pop. 7,125
- Borough of Rose Valley pop. 1,011
- Borough of Rutledge pop. 778
- Borough of Sharon Hill pop. 5,957
- Borough of Swarthmore pop. 6,595
- Borough of Trainer pop. 1,957
- Borough of Upland pop. 3,036
- Borough of Yeadon pop. 11,960
- City of Chester pop. 32,535
Townships 21
- Township of Aston pop. 16,727
- Township of Bethel pop. 9,569
- Township of Chadds Ford pop. 3,937
- Township of Chester pop. 4,034
- Township of Concord pop. 18,262
- Township of Darby pop. 9,137
- Township of Edgmont pop. 4,271
- Township of Haverford pop. 50,196
- Township of Lower Chichester pop. 3,391
- Township of Marple pop. 24,062
- Township of Middletown pop. 16,412
- Township of Nether Providence pop. 14,432
- Township of Newtown pop. 15,113
- Township of Radnor pop. 33,582
- Township of Ridley pop. 30,777
- Township of Springfield pop. 24,861
- Township of Thornbury pop. 6,877
- Township of Tinicum pop. 3,954
- Township of Upper Chichester pop. 16,754
- Township of Upper Darby pop. 84,891
- Township of Upper Providence pop. 10,748
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 133451
- FIPS state
- 42
- FIPS county
- 045
- FIPS place
- 99045
- Census record name
- COUNTY OF DELAWARE
- Mailing address
- 201 W FRONT ST, MEDIA 19063