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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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Oldest housing stock by state
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%
SHOWING 1–67 OF 67

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS