RANKING · 1990 CENSUS · 67 SHOWN OF 67

Largest senior population, Pennsylvania counties · 1990

Pennsylvania counties home to the most residents aged 65 and over as of 1990. Ranked by number of people, not the senior share. This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide. The median across all 67 is 12,896.

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Most unmarried people Most unmarried men

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS –

01Philadelphia County, PAPA1,574,281241,206–

02Allegheny County, PAPA1,225,035232,505–

03Montgomery County, PAPA877,643101,976–

04Delaware County, PAPA580,93784,713–

05Luzerne County, PAPA332,12664,705–

06Westmoreland County, PAPA349,32463,501–

07Bucks County, PAPA647,82858,784–

08Lancaster County, PAPA563,15955,517–

09Berks County, PAPA440,07252,658–

10Lehigh County, PAPA384,38344,878–

11York County, PAPA473,19744,513–

12Lackawanna County, PAPA216,50243,193–

13Chester County, PAPA557,11640,769–

14Erie County, PAPA265,83238,017–

15Northampton County, PAPA324,41136,915–

16Washington County, PAPA210,80235,810–

17Dauphin County, PAPA293,35133,983–

18Beaver County, PAPA166,03231,563–

19Schuylkill County, PAPA145,08530,562–

20Cambria County, PAPA128,96830,552–

21Fayette County, PAPA123,02126,169–

22Cumberland County, PAPA277,27026,128–

23Blair County, PAPA119,54122,179–

24Mercer County, PAPA107,86020,771–

25Butler County, PAPA200,16920,480–

26Northumberland County, PAPA89,92018,287–

27Lycoming County, PAPA112,58717,963–

28Lawrence County, PAPA83,91117,807–

29Franklin County, PAPA160,65217,538–

30Lebanon County, PAPA146,38016,749–

31Crawford County, PAPA81,79213,314–

32Somerset County, PAPA72,00413,252–

33Clearfield County, PAPA78,10012,987–

34Armstrong County, PAPA63,69812,896–

35Monroe County, PAPA167,17912,514–

36Indiana County, PAPA82,87812,394–

37Centre County, PAPA157,39311,114–

38Adams County, PAPA107,59410,662–

39Carbon County, PAPA65,86810,481–

40Columbia County, PAPA66,1939,974–

41Bradford County, PAPA59,6008,940–

42Venango County, PAPA49,3468,908–

43Jefferson County, PAPA43,2557,944–

44McKean County, PAPA38,9847,880–

45Mifflin County, PAPA46,1277,383–

46Bedford County, PAPA47,4807,347–

47Warren County, PAPA37,0387,053–

48Wayne County, PAPA51,7036,766–

49Greene County, PAPA33,8856,497–

50Susquehanna County, PAPA38,2376,185–

51Tioga County, PAPA40,5026,151–

52Clinton County, PAPA37,8705,944–

53Huntingdon County, PAPA43,0015,920–

54Clarion County, PAPA36,6805,802–

55Elk County, PAPA29,9265,576–

56Snyder County, PAPA39,6554,616–

57Perry County, PAPA46,8064,569–

58Union County, PAPA42,3134,553–

59Pike County, PAPA62,8084,358–

60Wyoming County, PAPA25,7903,537–

61Juniata County, PAPA23,4032,987–

62Montour County, PAPA17,8682,926–

63Potter County, PAPA15,8972,754–

64Fulton County, PAPA14,4831,796–

65Sullivan County, PAPA5,8561,275–

66Cameron County, PAPA4,2111,095–

67Forest County, PAPA6,614970–

SHOWING 1–67 OF 67

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS