RANKING · 2020 CENSUS · 67 SHOWN OF 67

Least educated, Pennsylvania counties · 2020

Pennsylvania counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2020 ACS). This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Forest County, PAPA6,6149.6%+7%

02Cameron County, PAPA4,21110.8%−11%

03Mifflin County, PAPA46,12713.2%+21%

04Fulton County, PAPA14,48315.0%+61%

05Juniata County, PAPA23,40315.2%+73%

06Potter County, PAPA15,89715.3%+24%

07Bedford County, PAPA47,48015.9%+55%

08Jefferson County, PAPA43,25516.2%+38%

09Somerset County, PAPA72,00416.7%+55%

10Clearfield County, PAPA78,10016.8%+51%

11Schuylkill County, PAPA145,08517.0%+58%

12Fayette County, PAPA123,02117.7%+54%

13Greene County, PAPA33,88517.7%+45%

14Huntingdon County, PAPA43,00117.8%+50%

15Northumberland County, PAPA89,92017.9%+61%

16Carbon County, PAPA65,86817.9%+63%

17Sullivan County, PAPA5,85618.0%+41%

18Armstrong County, PAPA63,69818.1%+73%

19Perry County, PAPA46,80618.5%+63%

20Bradford County, PAPA59,60018.7%+26%

21McKean County, PAPA38,98419.0%+35%

22Susquehanna County, PAPA38,23719.2%+45%

23Elk County, PAPA29,92619.2%+56%

24Venango County, PAPA49,34619.3%+48%

25Warren County, PAPA37,03819.4%+37%

26Clinton County, PAPA37,87019.6%+46%

27Tioga County, PAPA40,50219.7%+39%

28Crawford County, PAPA81,79220.4%+39%

29Wyoming County, PAPA25,79020.7%+34%

30Wayne County, PAPA51,70320.7%+42%

31Snyder County, PAPA39,65521.1%+69%

32Lebanon County, PAPA146,38021.2%+38%

33Cambria County, PAPA128,96822.0%+60%

34Franklin County, PAPA160,65222.2%+50%

35Blair County, PAPA119,54122.3%+60%

36Lawrence County, PAPA83,91122.3%+48%

37Adams County, PAPA107,59422.6%+36%

38Mercer County, PAPA107,86022.7%+31%

39Clarion County, PAPA36,68023.0%+50%

40Lycoming County, PAPA112,58723.5%+56%

41Luzerne County, PAPA332,12623.6%+44%

42Columbia County, PAPA66,19324.3%+54%

43Indiana County, PAPA82,87825.0%+47%

44York County, PAPA473,19725.2%+37%

45Union County, PAPA42,31325.4%+41%

46Beaver County, PAPA166,03225.5%+62%

47Monroe County, PAPA167,17925.8%+26%

48Berks County, PAPA440,07225.9%+40%

49Pike County, PAPA62,80827.1%+42%

50Lancaster County, PAPA563,15928.6%+39%

51Lackawanna County, PAPA216,50228.7%+46%

52Erie County, PAPA265,83228.7%+38%

53Westmoreland County, PAPA349,32430.3%+50%

54Washington County, PAPA210,80230.6%+63%

55Lehigh County, PAPA384,38330.8%+32%

56Philadelphia County, PAPA1,574,28131.2%+75%

57Northampton County, PAPA324,41131.8%+50%

58Dauphin County, PAPA293,35132.3%+37%

59Montour County, PAPA17,86833.0%+49%

60Cumberland County, PAPA277,27037.4%+34%

61Butler County, PAPA200,16937.5%+60%

62Delaware County, PAPA580,93739.5%+31%

63Bucks County, PAPA647,82842.2%+35%

64Allegheny County, PAPA1,225,03542.5%+50%

65Centre County, PAPA157,39345.8%+26%

66Montgomery County, PAPA877,64349.6%+28%

67Chester County, PAPA557,11654.2%+28%

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS