County hub small town Pennsylvania

Chester County, PA

Aggregated demographic, housing, and geographic context for the 39 ZIP codes inside Chester County, drawn from public Census ACS and SimpleMaps data.

ZIP codes
39
in this county
Total population
563,387
across all listed ZIPs
Cities
37
distinct city/town names
Avg density
454
people / sq mi
Avg median income
household, ACS
Avg home value
owner-occupied

ZIP codes in Chester County

ZIPCityPopulationDensityMedian income
19320 Coatesville 54,644 259
19382 West Chester 52,447 439
19335 Downingtown 51,247 457
19380 West Chester 50,510 640
19460 Phoenixville 42,783 478
19087 Wayne 33,717 834
19355 Malvern 28,188 284
19348 Kennett Square 23,075 242
19341 Exton 19,965 563
19465 Pottstown 18,689 203
19363 Oxford 17,516 134
19425 Chester Springs 17,394 251
19390 West Grove 13,050 172
19344 Honey Brook 12,104 141
19312 Berwyn 11,745 474
19475 Spring City 11,601 272
19352 Lincoln University 11,159 245
19311 Avondale 11,001 339
19350 Landenberg 10,907 151
19317 Chadds Ford 10,813 191
19333 Devon 7,953 831
19343 Glenmoore 7,902 111
19301 Paoli 7,617 819
19365 Parkesburg 7,556 177
19520 Elverson 6,276 65
19362 Nottingham 5,624 74
19330 Cochranville 5,453 63
19383 West Chester 4,559 4,219
19310 Atglen 3,163 91
19372 Thorndale 2,578 1,065
19374 Toughkenamon 663 165
19345 Immaculata 657 707
19358 Modena 422 1,165
19375 Unionville 138 115
19457 Parker Ford 99 148
19369 Sadsburyville 80 507
19367 Pomeroy 71 169
19316 Brandamore 21 10
19442 Kimberton

About Chester County

Counties are the workhorse unit of American local government — they administer property taxes, run the courts and sheriff’s office, manage many road and library systems, and in much of the country they collect public health and zoning data that ZIP codes don’t. Chester County in Pennsylvania contains roughly 39 ZIP codes spread across 37 distinct cities and unincorporated communities, with an aggregate population of about 563,387. Reading those ZIPs together at the county level smooths over neighborhood-by-neighborhood noise and surfaces the broader economic and demographic shape of the area. For block-level detail, drill into any individual ZIP profile or compare against the wider Pennsylvania index.

The average density across listed ZIPs sits at roughly 454, which classifies the county overall as a small town environment. That label is a generalization — nearly every county contains both a relatively dense core and quieter outlying ZIPs, and the gap between them is often what determines where you actually want to live or open a business. Average median household income in our enriched ZIPs lands near —, with average owner-occupied home values around —; both numbers move dramatically as you cross from one ZIP to the next, so use the table above as a sorting tool, not a verdict.

If you’re moving into Chester County, the county itself is also where most of your real-life paperwork will land — vehicle registration, voter registration, property recording, and school district enrollment in many states. Knowing the county that contains your prospective ZIP makes it much easier to look up the right tax assessor, election office, or school district website. Our relocation guide walks through the order in which to tackle these handoffs after a move.

For service-area planning, the county is also where most US business licensing and many sales-tax rules are administered. Service businesses scoping Chester County should pair this aggregate view with the individual ZIP profiles to identify the densest, highest-income pockets first, then expand outward along whatever transportation corridor matches their delivery model.