Pennsylvania county-to-county migration
67 Pennsylvania counties. Top 10 origin and destination counties for each. Census ACS 2020 5-yr migration flows.
Frozen vintage. The Census Bureau has not released a newer county-to-county migration flows file. The 2020 5-yr vintage (covering 2016-2020) is the latest available as of build date.
Counties (by population)
- Philadelphia County pop. 1,582,432
- Allegheny County pop. 1,240,476
- Montgomery County pop. 861,225
- Bucks County pop. 645,993
- Delaware County pop. 576,195
- Lancaster County pop. 555,151
- Chester County pop. 540,896
- York County pop. 459,312
- Berks County pop. 429,989
- Lehigh County pop. 375,408
- Westmoreland County pop. 353,345
- Luzerne County pop. 325,978
- Northampton County pop. 315,927
- Dauphin County pop. 287,484
- Erie County pop. 269,544
- Cumberland County pop. 264,422
- Lackawanna County pop. 215,834
- Washington County pop. 209,778
- Butler County pop. 195,870
- Monroe County pop. 167,784
- Beaver County pop. 166,993
- Centre County pop. 158,041
- Franklin County pop. 156,626
- Lebanon County pop. 143,592
- Schuylkill County pop. 143,259
- Cambria County pop. 132,355
- Fayette County pop. 126,967
- Blair County pop. 121,854
- Lycoming County pop. 113,570
- Mercer County pop. 109,852
- Adams County pop. 105,183
- Northumberland County pop. 90,925
- Lawrence County pop. 85,423
- Indiana County pop. 83,213
- Crawford County pop. 83,189
- Clearfield County pop. 78,902
- Somerset County pop. 73,255
- Carbon County pop. 65,191
- Armstrong County pop. 65,069
- Columbia County pop. 65,055
- Bradford County pop. 59,971
- Pike County pop. 59,691
- Wayne County pop. 51,189
- Venango County pop. 50,096
- Bedford County pop. 47,503
- Mifflin County pop. 46,074
- Perry County pop. 45,988
- Jefferson County pop. 44,099
- Huntingdon County pop. 43,844
- Union County pop. 42,570
- Tioga County pop. 41,078
- McKean County pop. 40,149
- Snyder County pop. 39,711
- Susquehanna County pop. 38,349
- Warren County pop. 38,174
- Clinton County pop. 37,707
- Clarion County pop. 37,297
- Greene County pop. 35,265
- Elk County pop. 30,703
- Wyoming County pop. 26,075
- Juniata County pop. 23,419
- Montour County pop. 18,079
- Potter County pop. 16,276
- Fulton County pop. 14,545
- Forest County pop. 6,785
- Sullivan County pop. 5,849
- Cameron County pop. 4,475
Source: U.S. Census Bureau, ACS County-to-County Migration Flows, 2020 5-yr (covering 2016-2020).