Ranking of Pennsylvania Counties By Net International Migration in 2018
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2018, the Net International Migration for Pennsylvania was 33.00K. Among all Pennsylvania counties, Philadelphia County had the highest net international migration (9.20K), followed by Lehigh County (2.75K), and Allegheny County (2.45K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Pennsylvania counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
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Related Topics: Pennsylvania Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2018 Census.
See this for other years:
Ranking of Pennsylvania Counties By Net International Migration in 2018
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| Rank | County | Net Intl. Migration |
|---|---|---|
| 1 | Philadelphia County | 9198 |
| 2 | Lehigh County | 2748 |
| 3 | Allegheny County | 2448 |
| 4 | Berks County | 2219 |
| 5 | Montgomery County | 1731 |
| 6 | Delaware County | 1535 |
| 7 | Lancaster County | 1455 |
| 8 | Luzerne County | 1164 |
| 9 | Dauphin County | 1157 |
| 10 | Chester County | 1059 |
| 11 | York County | 914 |
| 12 | Centre County | 879 |
| 13 | Lackawanna County | 869 |
| 14 | Northampton County | 848 |
| 15 | Lebanon County | 767 |
| 16 | Erie County | 689 |
| 17 | Bucks County | 684 |
| 18 | Cumberland County | 564 |
| 19 | Franklin County | 324 |
| 20 | Monroe County | 319 |
| 21 | Butler County | 135 |
| 22 | Lycoming County | 119 |
| 23 | Westmoreland County | 83 |
| 24 | Adams County | 82 |
| 25 | Union County | 72 |
| 26 | Indiana County | 69 |
| 27 | Northumberland County | 61 |
| 28 | Fayette County | 60 |
| 29 | Washington County | 59 |
| 30 | Clearfield County | 55 |
| 31 | Juniata County | 49 |
| 32 | Carbon County | 48 |
| 33 | Beaver County | 44 |
| 33 | Cambria County | 44 |
| 34 | Lawrence County | 35 |
| 34 | Pike County | 35 |
| 35 | Huntingdon County | 33 |
| 35 | Somerset County | 33 |
| 36 | Mercer County | 32 |
| 36 | Schuylkill County | 32 |
| 37 | Blair County | 28 |
| 38 | McKean County | 26 |
| 39 | Bradford County | 24 |
| 40 | Montour County | 22 |
| 41 | Perry County | 17 |
| 42 | Columbia County | 16 |
| 43 | Clarion County | 15 |
| 44 | Forest County | 12 |
| 45 | Clinton County | 11 |
| 45 | Tioga County | 11 |
| 46 | Crawford County | 10 |
| 47 | Snyder County | 9 |
| 48 | Bedford County | 7 |
| 48 | Venango County | 7 |
| 49 | Cameron County | 6 |
| 50 | Potter County | 5 |
| 50 | Warren County | 5 |
| 51 | Susquehanna County | 4 |
| 51 | Wyoming County | 4 |
| 52 | Sullivan County | 3 |
| 53 | Greene County | 2 |
| 53 | Wayne County | 2 |
| 54 | Armstrong County | 1 |
| 54 | Jefferson County | 1 |
| 55 | Elk County | 0 |
| 55 | Fulton County | 0 |
| 56 | Mifflin County | -2 |