RANKING · 2020 CENSUS · 67 SHOWN OF 67

Oldest housing stock, Pennsylvania counties · 2020

Pennsylvania counties ranked by oldest median year of construction (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

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Schuylkill County, PAPA145,0851943+0%

02Philadelphia County, PAPA1,574,2811948+0%

03McKean County, PAPA38,9841951+0%

04Northumberland County, PAPA89,9201952+1%

05Cambria County, PAPA128,9681954+0%

06Lackawanna County, PAPA216,5021954+1%

07Lawrence County, PAPA83,9111955+0%

08Delaware County, PAPA580,9371956+0%

09Fayette County, PAPA123,0211956+0%

10Allegheny County, PAPA1,225,0351957+0%

11Luzerne County, PAPA332,1261957+1%

12Beaver County, PAPA166,0321958+0%

13Blair County, PAPA119,5411958+1%

14Armstrong County, PAPA63,6981959+0%

15Cameron County, PAPA4,2111959+1%

16Venango County, PAPA49,3461959+0%

17Elk County, PAPA29,9261960+0%

18Warren County, PAPA37,0381960+0%

19Jefferson County, PAPA43,2551960+0%

20Mercer County, PAPA107,8601961+0%

21Lycoming County, PAPA112,5871961+1%

22Erie County, PAPA265,8321962+0%

23Greene County, PAPA33,8851962+1%

24Mifflin County, PAPA46,1271962+0%

25Somerset County, PAPA72,0041963+0%

26Washington County, PAPA210,8021963+1%

27Westmoreland County, PAPA349,3241963+0%

28Crawford County, PAPA81,7921965+0%

29Clarion County, PAPA36,6801967+1%

30Clearfield County, PAPA78,1001967+1%

31Columbia County, PAPA66,1931967+1%

32Berks County, PAPA440,0721968+1%

33Dauphin County, PAPA293,3511968+1%

34Northampton County, PAPA324,4111968+1%

35Lehigh County, PAPA384,3831968+1%

36Bradford County, PAPA59,6001969+1%

37Clinton County, PAPA37,8701969+1%

38Potter County, PAPA15,8971969+1%

39Sullivan County, PAPA5,8561969+1%

40Montgomery County, PAPA877,6431969+1%

41Indiana County, PAPA82,8781970+0%

42Lebanon County, PAPA146,3801970+1%

43Bedford County, PAPA47,4801971+1%

44Tioga County, PAPA40,5021971+1%

45Carbon County, PAPA65,8681972+1%

46Huntingdon County, PAPA43,0011972+1%

47Forest County, PAPA6,6141972+0%

48Wyoming County, PAPA25,7901972+0%

49Snyder County, PAPA39,6551973+0%

50Juniata County, PAPA23,4031973+1%

51Bucks County, PAPA647,8281974+0%

52Montour County, PAPA17,8681974+1%

53Union County, PAPA42,3131974+1%

54Susquehanna County, PAPA38,2371974+1%

55Fulton County, PAPA14,4831975+0%

56York County, PAPA473,1971975+1%

57Cumberland County, PAPA277,2701976+1%

58Lancaster County, PAPA563,1591976+1%

59Perry County, PAPA46,8061976+1%

60Franklin County, PAPA160,6521976+1%

61Adams County, PAPA107,5941978+1%

62Butler County, PAPA200,1691978+1%

63Centre County, PAPA157,3931979+1%

64Wayne County, PAPA51,7031980+0%

65Chester County, PAPA557,1161982+1%

66Monroe County, PAPA167,1791984+0%

67Pike County, PAPA62,8081984+0%

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