Pennsylvania
Demographics by Cubit
Pennsylvania / Counties by Population
The data is from the US Census. Below are 67 Pennsylvania counties ranked 1 through 67. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!
Looking for a list of cities, counties or zips in Pennsylvania?
Get a spreadsheet with the most current population, income, housing demographics and more for all cities, counties or zips in Pennsylvania. Learn more.
| Rank | County | Population |
|---|---|---|
| 1 | Philadelphia County | 1,584,138 |
| 2 | Allegheny County | 1,218,452 |
| 3 | Montgomery County | 828,604 |
| 4 | Bucks County | 628,195 |
| 5 | Delaware County | 564,751 |
| 6 | Lancaster County | 543,557 |
| 7 | Chester County | 522,046 |
| 8 | York County | 448,273 |
| 9 | Berks County | 420,152 |
| 10 | Lehigh County | 368,100 |
| 11 | Westmoreland County | 350,611 |
| 12 | Luzerne County | 317,646 |
| 13 | Northampton County | 304,807 |
| 14 | Dauphin County | 277,097 |
| 15 | Erie County | 272,061 |
| 16 | Cumberland County | 251,423 |
| 17 | Lackawanna County | 210,793 |
| 18 | Washington County | 207,346 |
| 19 | Butler County | 187,888 |
| 20 | Monroe County | 169,507 |
| 21 | Beaver County | 164,742 |
| 22 | Centre County | 162,805 |
| 23 | Franklin County | 154,835 |
| 24 | Schuylkill County | 142,067 |
| 25 | Lebanon County | 141,314 |
| 26 | Cambria County | 131,730 |
| 27 | Fayette County | 130,441 |
| 28 | Blair County | 122,492 |
| 29 | Lycoming County | 113,664 |
| 30 | Mercer County | 110,683 |
| 31 | Adams County | 102,811 |
| 32 | Northumberland County | 91,083 |
| 33 | Lawrence County | 86,184 |
| 34 | Crawford County | 85,063 |
| 35 | Indiana County | 84,501 |
| 36 | Clearfield County | 79,388 |
| 37 | Somerset County | 73,952 |
| 38 | Columbia County | 65,456 |
| 39 | Armstrong County | 65,263 |
| 40 | Carbon County | 64,227 |
| 41 | Bradford County | 60,833 |
| 42 | Pike County | 55,933 |
| 43 | Wayne County | 51,276 |
| 44 | Venango County | 51,266 |
| 45 | Bedford County | 48,176 |
| 46 | Mifflin County | 46,222 |
| 47 | Perry County | 46,139 |
| 48 | Huntingdon County | 45,168 |
| 49 | Union County | 44,785 |
| 50 | Jefferson County | 43,641 |
| 51 | McKean County | 40,968 |
| 52 | Tioga County | 40,763 |
| 53 | Susquehanna County | 40,589 |
| 54 | Snyder County | 40,540 |
| 55 | Warren County | 39,498 |
| 56 | Clarion County | 38,779 |
| 57 | Clinton County | 38,684 |
| 58 | Greene County | 36,506 |
| 59 | Elk County | 30,169 |
| 60 | Wyoming County | 27,046 |
| 61 | Juniata County | 24,704 |
| 62 | Montour County | 18,240 |
| 63 | Potter County | 16,622 |
| 64 | Fulton County | 14,523 |
| 65 | Forest County | 7,279 |
| 66 | Sullivan County | 6,071 |
| 67 | Cameron County | 4,492 |
|
United States Census Bureau. B01001 SEX BY AGE, 2017 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 6 December 2018. http://www.census.gov/. United States Census Bureau. Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2018. U.S. Census Bureau, Population Division. Web. May 2019. http://www.census.gov/. |
||
