Pennsylvania Natural Population Increase By County in 2015

Updated on June 30, 2022.

According to the US Census Bureau estimates, in 2015, the natural population increase for Pennsylvania was 9,157, and the top three counties that had the highest natural population increase were:

  1. Philadelphia County: 8,621
  2. Lancaster County: 2,127
  3. Chester County: 1,831

On the other hand, the top 3 counties that had the lowest natural population increase were:

  1. Westmoreland County: -1,429
  2. Allegheny County: -993
  3. Luzerne County: -945

Use the interactive visualization and the table below to explore the natural population increase for each Pennsylvania county in 2015. You can also find links to the historical natural population increase for each county below.

Natural Population Increase refers to the number of births minuse the number of deaths.

Pennsylvania Natural Population Increase By County in 2015
See this information for other years:
Pennsylvania Natural Population Increase By County in 2015
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County Natural Pop. Increase
Adams -2
Allegheny -993
Armstrong -239
Beaver -522
Bedford -97
Berks 891
Blair -303
Bradford -23
Bucks -184
Butler -139
Cambria -588
Cameron -6
Carbon -275
Centre 317
Chester 1831
Clarion -6
Clearfield -138
Clinton 54
Columbia -125
Crawford -106
Cumberland 233
Dauphin 965
Delaware 1371
Elk -115
Erie 233
Fayette -397
Forest -48
Franklin 280
Fulton -48
Greene -40
Huntingdon -47
Indiana -138
Jefferson -64
Juniata 31
Lackawanna -532
Lancaster 2127
Lawrence -281
Lebanon 231
Lehigh 583
Luzerne -945
Lycoming -8
McKean -101
Mercer -322
Mifflin 20
Monroe -17
Montgomery 1225
Montour 1
Northampton -256
Northumberland -224
Perry 77
Philadelphia 8621
Pike -84
Potter -7
Schuylkill -587
Snyder 123
Somerset -362
Sullivan -44
Susquehanna -60
Tioga 17
Union 69
Venango -132
Warren -99
Washington -606
Wayne -183
Westmoreland -1429
Wyoming -22
York 801