RANKING · 2000 CENSUS · 67 SHOWN OF 67

Largest senior population, Pennsylvania counties · 2000

Pennsylvania counties home to the most residents aged 65 and over as of 2000. Ranked by number of people, not the senior share. This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS 1990

01Allegheny County, PAPA1,225,035228,416−2%

02Philadelphia County, PAPA1,574,281213,722−11%

03Montgomery County, PAPA877,643111,797+10%

04Delaware County, PAPA580,93785,669+1%

05Bucks County, PAPA647,82874,094+26%

06Westmoreland County, PAPA349,32467,781+7%

07Lancaster County, PAPA563,15966,060+19%

08Luzerne County, PAPA332,12662,740−3%

09Berks County, PAPA440,07256,190+7%

10York County, PAPA473,19751,492+16%

11Chester County, PAPA557,11650,677+24%

12Lehigh County, PAPA384,38349,434+10%

13Northampton County, PAPA324,41142,030+14%

14Lackawanna County, PAPA216,50241,542−4%

15Erie County, PAPA265,83240,256+6%

16Washington County, PAPA210,80236,323+1%

17Dauphin County, PAPA293,35135,844+5%

18Beaver County, PAPA166,03233,424+6%

19Cumberland County, PAPA277,27031,754+22%

20Cambria County, PAPA128,96830,087−2%

21Schuylkill County, PAPA145,08529,866−2%

22Fayette County, PAPA123,02126,930+3%

23Butler County, PAPA200,16924,821+21%

24Blair County, PAPA119,54122,456+1%

25Mercer County, PAPA107,86021,740+5%

26Franklin County, PAPA160,65220,751+18%

27Lebanon County, PAPA146,38019,696+18%

28Lycoming County, PAPA112,58719,251+7%

29Lawrence County, PAPA83,91118,223+2%

30Northumberland County, PAPA89,92018,002−2%

31Monroe County, PAPA167,17917,036+36%

32Somerset County, PAPA72,00414,436+9%

33Clearfield County, PAPA78,10014,094+9%

34Centre County, PAPA157,39314,077+27%

35Crawford County, PAPA81,79214,052+6%

36Indiana County, PAPA82,87813,323+7%

37Armstrong County, PAPA63,69813,053+1%

38Adams County, PAPA107,59412,656+19%

39Carbon County, PAPA65,86810,866+4%

40Columbia County, PAPA66,19310,202+2%

41Bradford County, PAPA59,6009,865+10%

42Venango County, PAPA49,3469,657+8%

43Wayne County, PAPA51,7038,352+23%

44Bedford County, PAPA47,4808,243+12%

45Jefferson County, PAPA43,2558,226+4%

46Mifflin County, PAPA46,1277,907+7%

47McKean County, PAPA38,9847,663−3%

48Warren County, PAPA37,0387,312+4%

49Pike County, PAPA62,8087,017+61%

50Huntingdon County, PAPA43,0016,748+14%

51Tioga County, PAPA40,5026,608+7%

52Susquehanna County, PAPA38,2376,546+6%

53Clinton County, PAPA37,8706,363+7%

54Clarion County, PAPA36,6806,336+9%

55Greene County, PAPA33,8856,193−5%

56Elk County, PAPA29,9266,073+9%

57Union County, PAPA42,3135,584+23%

58Perry County, PAPA46,8065,345+17%

59Snyder County, PAPA39,6555,275+14%

60Wyoming County, PAPA25,7903,717+5%

61Juniata County, PAPA23,4033,471+16%

62Montour County, PAPA17,8683,120+7%

63Potter County, PAPA15,8973,014+9%

64Fulton County, PAPA14,4832,068+15%

65Sullivan County, PAPA5,8561,434+12%

66Cameron County, PAPA4,2111,180+8%

67Forest County, PAPA6,614985+2%

SHOWING 1–67 OF 67

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