Ranking of Pennsylvania Counties By White Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Pennsylvania White Alone population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 2,549,166. Among all Pennsylvania counties, Allegheny County had the highest White Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (190,808), followed by Philadelphia County (125,323), and Bucks County (115,203).

The chart below shows the top 10 Pennsylvania counties, and the table below shows the ranking of all Pennsylvania counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Pennsylvania Counties By White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Allegheny County
Philadelphia County
Bucks County
Lancaster County
Montgomery County
York County
Westmoreland County
Berks County
Luzerne County
Delaware County
Ranking of Pennsylvania Counties By White Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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Rank County Number of People
1 Allegheny County 190808
2 Philadelphia County 125323
3 Bucks County 115203
4 Lancaster County 114361
5 Montgomery County 110921
6 York County 110467
7 Westmoreland County 90205
8 Berks County 89646
9 Luzerne County 79103
10 Delaware County 74115
11 Lehigh County 64364
12 Northampton County 63507
13 Erie County 62418
14 Chester County 60716
15 Washington County 51854
16 Cumberland County 51675
17 Lackawanna County 50301
18 Dauphin County 46753
19 Schuylkill County 44598
20 Franklin County 44019
21 Fayette County 42688
22 Beaver County 41875
23 Butler County 41736
24 Cambria County 40403
25 Blair County 38171
26 Lebanon County 37265
27 Monroe County 31915
28 Northumberland County 31589
29 Mercer County 30533
30 Lycoming County 28889
31 Adams County 27746
32 Crawford County 27161
33 Clearfield County 27030
34 Somerset County 25891
35 Lawrence County 25353
36 Centre County 25314
37 Armstrong County 23381
38 Indiana County 21671
39 Carbon County 20716
40 Bradford County 19673
41 Columbia County 18549
42 Venango County 17228
43 Bedford County 17022
44 Wayne County 16018
45 Jefferson County 15857
46 Mifflin County 15644
47 Perry County 14863
48 Huntingdon County 14410
49 Pike County 13584
50 Susquehanna County 13083
51 Warren County 12861
52 McKean County 12738
53 Tioga County 12633
54 Clarion County 11928
55 Snyder County 11447
56 Clinton County 11324
57 Elk County 11013
58 Greene County 10870
59 Union County 10347
60 Wyoming County 8621
61 Juniata County 7986
62 Potter County 5442
63 Fulton County 5065
64 Montour County 4622
65 Forest County 2556
66 Sullivan County 2275
67 Cameron County 1823