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67 counties
Pennsylvania: declarations by county
Counties, parishes, boroughs and county-equivalents of Pennsylvania named in at least one federal declaration. Statewide declarations are counted on the state page, not here.
67 counties
| County | Declarations | Major disasters | Most common hazard | Latest | Population 2024 |
|---|---|---|---|---|---|
| Montgomery County | 29 | 21 | Hurricane | 2021 | 879,190 |
| Bucks County | 27 | 20 | Hurricane | 2021 | 650,131 |
| Wyoming County | 27 | 21 | Severe Storm | 2024 | 25,771 |
| Chester County | 26 | 18 | Hurricane | 2021 | 560,745 |
| Philadelphia County | 25 | 17 | Hurricane | 2021 | 1,573,916 |
| Sullivan County | 25 | 19 | Severe Storm | 2024 | 5,927 |
| Wayne County | 25 | 19 | Severe Storm | 2024 | 51,419 |
| Delaware County | 24 | 16 | Hurricane | 2021 | 584,882 |
| Northampton County | 24 | 17 | Hurricane | 2021 | 322,989 |
| Schuylkill County | 24 | 17 | Flood | 2021 | 144,523 |
| Susquehanna County | 24 | 19 | Severe Storm | 2024 | 38,100 |
| Berks County | 23 | 17 | Severe Storm | 2020 | 439,117 |
| Luzerne County | 23 | 16 | Hurricane | 2021 | 331,379 |
| Dauphin County | 22 | 16 | Flood | 2021 | 293,029 |
| Lackawanna County | 22 | 17 | Severe Storm | 2020 | 216,859 |
| Lancaster County | 22 | 15 | Flood | 2020 | 563,293 |
| Bedford County | 21 | 15 | Flood | 2021 | 47,643 |
| Bradford County | 21 | 16 | Severe Storm | 2020 | 59,699 |
| Lycoming County | 21 | 15 | Flood | 2024 | 113,236 |
| Monroe County | 21 | 15 | Hurricane | 2020 | 166,523 |
| Somerset County | 21 | 14 | Flood | 2020 | 72,134 |
| York County | 21 | 14 | Flood | 2021 | 471,240 |
| Adams County | 20 | 14 | Flood | 2020 | 107,914 |
| Columbia County | 20 | 14 | Flood | 2020 | 66,012 |
| Franklin County | 20 | 14 | Flood | 2020 | 159,285 |
| Juniata County | 20 | 14 | Flood | 2020 | 23,395 |
| Perry County | 20 | 14 | Flood | 2020 | 46,816 |
| Tioga County | 20 | 14 | Flood | 2024 | 40,698 |
| Westmoreland County | 20 | 13 | Flood | 2020 | 350,935 |
| Cumberland County | 19 | 13 | Flood | 2020 | 275,516 |
| Lebanon County | 19 | 13 | Flood | 2020 | 145,319 |
| Northumberland County | 19 | 13 | Flood | 2020 | 90,027 |
| Allegheny County | 18 | 13 | Flood | 2020 | 1,231,814 |
| Blair County | 18 | 12 | Flood | 2020 | 120,269 |
| Cambria County | 18 | 11 | Flood | 2024 | 130,108 |
| Carbon County | 18 | 11 | Hurricane | 2020 | 65,743 |
| Fayette County | 18 | 12 | Snowstorm | 2020 | 123,941 |
| Huntingdon County | 18 | 12 | Hurricane | 2021 | 43,359 |
| Indiana County | 18 | 12 | Flood | 2024 | 82,953 |
| Pike County | 18 | 13 | Hurricane | 2020 | 62,376 |
| Union County | 18 | 12 | Flood | 2024 | 42,159 |
| Armstrong County | 17 | 12 | Flood | 2020 | 63,679 |
| Clearfield County | 17 | 12 | Flood | 2024 | 78,132 |
| Fulton County | 17 | 11 | Hurricane | 2021 | 14,452 |
| Lehigh County | 17 | 10 | Hurricane | 2020 | 385,655 |
| Mifflin County | 17 | 11 | Flood | 2020 | 45,935 |
| Montour County | 17 | 11 | Severe Storm | 2020 | 18,115 |
| Snyder County | 17 | 11 | Flood | 2020 | 39,627 |
| Beaver County | 15 | 10 | Hurricane | 2020 | 165,540 |
| Centre County | 15 | 10 | Flood | 2020 | 159,805 |
| Clinton County | 15 | 9 | Severe Storm | 2020 | 37,865 |
| Crawford County | 15 | 10 | Flood | 2020 | 82,089 |
| Greene County | 15 | 10 | Flood | 2020 | 33,960 |
| Venango County | 15 | 10 | Flood | 2020 | 49,476 |
| Clarion County | 14 | 9 | Flood | 2020 | 36,855 |
| Jefferson County | 14 | 9 | Flood | 2020 | 43,367 |
| Potter County | 14 | 9 | Hurricane | 2024 | 15,993 |
| Washington County | 14 | 8 | Hurricane | 2020 | 210,434 |
| McKean County | 13 | 9 | Hurricane | 2020 | 39,478 |
| Mercer County | 13 | 8 | Hurricane | 2020 | 108,140 |
| Forest County | 12 | 8 | Hurricane | 2020 | 6,601 |
| Lawrence County | 12 | 7 | Severe Storm | 2020 | 84,233 |
| Butler County | 11 | 7 | Hurricane | 2020 | 199,341 |
| Cameron County | 11 | 7 | Hurricane | 2024 | 4,348 |
| Erie County | 11 | 6 | Hurricane | 2020 | 267,750 |
| Elk County | 10 | 6 | Hurricane | 2024 | 30,124 |
| Warren County | 10 | 6 | Hurricane | 2020 | 37,373 |