# Counties in Pennsylvania by housing units, 2024

All 67 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `housing_units`
- Unit: count
- Definition: All housing units, occupied and vacant: houses, apartments, mobile homes and rooms intended as separate living quarters. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B25001: total housing units (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25001.dat)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B25001: total housing units. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25001.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/housing-units/pennsylvania-counties

| Rank | Place | count |
|---:|---|---:|
| 1 | Philadelphia County | 748,270 |
| 2 | Allegheny County | 606,827 |
| 3 | Montgomery County | 350,351 |
| 4 | Bucks County | 257,260 |
| 5 | Delaware County | 229,715 |
| 6 | Lancaster County | 219,224 |
| 7 | Chester County | 212,491 |
| 8 | York County | 189,857 |
| 9 | Berks County | 171,580 |
| 10 | Westmoreland County | 168,812 |
| 11 | Luzerne County | 151,287 |
| 12 | Lehigh County | 151,220 |
| 13 | Northampton County | 129,448 |
| 14 | Dauphin County | 127,828 |
| 15 | Erie County | 120,111 |
| 16 | Cumberland County | 111,278 |
| 17 | Lackawanna County | 100,177 |
| 18 | Washington County | 97,923 |
| 19 | Butler County | 87,382 |
| 20 | Monroe County | 79,607 |
| 21 | Beaver County | 79,328 |
| 22 | Schuylkill County | 67,295 |
| 23 | Franklin County | 67,157 |
| 24 | Centre County | 66,475 |
| 25 | Cambria County | 64,456 |
| 26 | Fayette County | 62,158 |
| 27 | Lebanon County | 59,921 |
| 28 | Blair County | 55,901 |
| 29 | Lycoming County | 52,715 |
| 30 | Mercer County | 50,930 |
| 31 | Adams County | 43,672 |
| 32 | Northumberland County | 43,395 |
| 33 | Crawford County | 42,157 |
| 34 | Pike County | 40,177 |
| 35 | Lawrence County | 39,591 |
| 36 | Clearfield County | 38,198 |
| 37 | Somerset County | 37,863 |
| 38 | Indiana County | 37,626 |
| 39 | Carbon County | 34,417 |
| 40 | Wayne County | 32,171 |
| 41 | Armstrong County | 32,128 |
| 42 | Columbia County | 29,824 |
| 43 | Bradford County | 29,486 |
| 44 | Venango County | 26,244 |
| 45 | Bedford County | 23,567 |
| 46 | Jefferson County | 22,085 |
| 47 | Warren County | 21,629 |
| 48 | Tioga County | 21,571 |
| 49 | Mifflin County | 21,468 |
| 50 | Susquehanna County | 21,348 |
| 51 | Huntingdon County | 20,984 |
| 52 | Perry County | 20,049 |
| 53 | McKean County | 19,465 |
| 54 | Clarion County | 18,856 |
| 55 | Clinton County | 18,617 |
| 56 | Elk County | 16,880 |
| 57 | Union County | 16,205 |
| 58 | Greene County | 16,201 |
| 59 | Snyder County | 16,053 |
| 60 | Wyoming County | 12,896 |
| 61 | Potter County | 12,397 |
| 62 | Juniata County | 10,506 |
| 63 | Montour County | 8,144 |
| 64 | Fulton County | 7,157 |
| 65 | Forest County | 6,937 |
| 66 | Sullivan County | 5,584 |
| 67 | Cameron County | 3,920 |