Counties in Pennsylvania by net international migration, July to June, 2025

Philadelphia County had the highest net international migration, July to June of 67 counties in 2025, at 7,216. Tioga County had the lowest, at -3. The median was 35 and the figure for Pennsylvania was 26,921. Source: the U.S. Census Bureau.

Lowest-3Tioga County
Median3567 counties
Pennsylvania26,921History

Top 40 counties, 2025

Philadelphia County: 7,216 personsPhiladelphia County7,216Allegheny County: 2,485 personsAllegheny County2,485Montgomery County: 2,068 personsMontgomery County2,068Lehigh County: 1,901 personsLehigh County1,901Delaware County: 1,622 personsDelaware County1,622Berks County: 1,421 personsBerks County1,421Chester County: 1,232 personsChester County1,232Luzerne County: 1,137 personsLuzerne County1,137Dauphin County: 976 personsDauphin County976Lancaster County: 975 personsLancaster County975Bucks County: 921 personsBucks County921Centre County: 705 personsCentre County705Northampton County: 603 personsNorthampton County603York County: 535 personsYork County535Lackawanna County: 498 personsLackawanna County498Cumberland County: 447 personsCumberland County447Erie County: 403 personsErie County403Lebanon County: 152 personsLebanon County152Franklin County: 139 personsFranklin County139Butler County: 115 personsButler County115Adams County: 110 personsAdams County110Washington County: 106 personsWashington County106Monroe County: 91 personsMonroe County91Schuylkill County: 91 personsSchuylkill County91Blair County: 81 personsBlair County81Indiana County: 80 personsIndiana County80Columbia County: 69 personsColumbia County69Westmoreland County: 65 personsWestmoreland County65Bradford County: 63 personsBradford County63Fayette County: 54 personsFayette County54Perry County: 42 personsPerry County42Beaver County: 41 personsBeaver County41Cambria County: 35 personsCambria County35Montour County: 35 personsMontour County35Clearfield County: 34 personsClearfield County34Lycoming County: 34 personsLycoming County34Juniata County: 33 personsJuniata County33Bedford County: 27 personsBedford County27Northumberland County: 26 personsNorthumberland County26Somerset County: 26 personsSomerset County26
persons. Source: U.S. Census Bureau, Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Full ranking

RankCounties2025
persons
Change on 2024
1Philadelphia County Estimated7,216-59.1%
2Allegheny County Estimated2,485-52.5%
3Montgomery County Estimated2,068-41.6%
4Lehigh County Estimated1,901-49.5%
5Delaware County Estimated1,622-59.2%
6Berks County Estimated1,421-55.3%
7Chester County Estimated1,232-50.3%
8Luzerne County Estimated1,137-51%
9Dauphin County Estimated976-52.8%
10Lancaster County Estimated975-42.8%
11Bucks County Estimated921-56.2%
12Centre County Estimated705-40.6%
13Northampton County Estimated603-58.6%
14York County Estimated535-54.1%
15Lackawanna County Estimated498-49.2%
16Cumberland County Estimated447-47.3%
17Erie County Estimated403-28.3%
18Lebanon County Estimated152-61.5%
19Franklin County Estimated139-70.3%
20Butler County Estimated115-49.8%
21Adams County Estimated110-47.1%
22Washington County Estimated106-60.4%
23Monroe County Estimated91-79.1%
23Schuylkill County Estimated91-65.9%
25Blair County Estimated81-27%
26Indiana County Estimated80-20%
27Columbia County Estimated69-31.7%
28Westmoreland County Estimated65-69.8%
29Bradford County Estimated63-35.7%
30Fayette County Estimated54-45.5%
31Perry County Estimated42-16%
32Beaver County Estimated41-78.1%
33Cambria County Estimated35-40.7%
33Montour County Estimated35-10.3%
35Clearfield County Estimated34-32%
35Lycoming County Estimated34-62.6%
37Juniata County Estimated33-49.2%
38Bedford County Estimated27-20.6%
39Northumberland County Estimated26-68.3%
39Somerset County Estimated26-48%
41Pike County Estimated24-78.2%
42Snyder County Estimated18-47.1%
43Armstrong County Estimated17-32%
43Clinton County Estimated17-39.3%
43Union County Estimated17-59.5%
46Crawford County Estimated15-48.3%
47Carbon County Estimated13-65.8%
47Wyoming County Estimated13-60.6%
49Clarion County Estimated12-36.8%
49Wayne County Estimated12-67.6%
51Lawrence County Estimated11-52.2%
52Jefferson County Estimated10-16.7%
53Venango County Estimated9-57.1%
54Susquehanna County Estimated8-71.4%
55Sullivan County Estimated7-22.2%
56McKean County Estimated6-25%
57Elk County Estimated5-37.5%
57Huntingdon County Estimated5-37.5%
59Forest County Estimated30%
59Mercer County Estimated3-90%
59Warren County Estimated3-57.1%
62Mifflin County Estimated2-60%
62Potter County Estimated20%
64Fulton County Estimated1-50%
65Cameron County Estimated0n/a
66Greene County Estimated-3-150%
66Tioga County Estimated-3-250%

Other periods

About this ranking

Estimated moves into the area from abroad minus moves out of the area to other countries, from July 1 of the previous year through June 30 of the reported year. Includes people born in the United States and abroad, moves between the states and Puerto Rico, and net movement of the Armed Forces overseas.

A Census Bureau population estimates component. Differs from the World Bank net_migration series, which uses calendar years and a different method.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021 (Counties in Pennsylvania by net international migration, July to June, 2025) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Pennsylvania by net international migration, July to June, 2025. U.S. Census Bureau, 26 Mar. 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Counties in Pennsylvania by net international migration, July to June, 2025. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties.

Harvard

U.S. Census Bureau (2026) Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Pennsylvania by net international migration, July to June, 2025 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_pennsylvania_by_2025,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Pennsylvania by net international migration, July to June, 2025}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties. Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Pennsylvania by net international migration, July to June, 2025
PY  - 2026
DA  - 2026/03/26
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-july-june/pennsylvania-counties.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest net international migration, July to June?

Philadelphia County, with 7,216 in 2025, according to the U.S. Census Bureau.

Which county has the lowest net international migration, July to June?

Tioga County, with -3 in 2025.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program: net international migration, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Net international migration, July to June: other rankings

Counties in Pennsylvania: more rankings