Data / Rankings / Net international migration rate, July to June / Counties in Connecticut

Counties in Connecticut by net international migration rate, July to June

Western Connecticut Planning Region had the highest net international migration rate, July to June of 9 counties in 2024, at 15.49 per 1,000 inhabitants. Northeastern Connecticut Planning Region had the lowest, at 1.58 per 1,000 inhabitants. The median was 7.04 per 1,000 inhabitants and the figure for Connecticut was 9.69 per 1,000 inhabitants. Source: the U.S. Census Bureau.

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Highest15.49Western Connecticut Planning Region
Lowest1.58Northeastern Connecticut Planning Region
Median7.049 counties
Connecticut9.69History

Map of counties, 2024

Capitol Planning Region: 8.24 per 1,000 inhabitantsGreater Bridgeport Planning Region: 15.15 per 1,000 inhabitantsLower Connecticut River Valley Planning Region: 4.4 per 1,000 inhabitantsNaugatuck Valley Planning Region: 7.04 per 1,000 inhabitantsNortheastern Connecticut Planning Region: 1.58 per 1,000 inhabitantsNorthwest Hills Planning Region: 5.36 per 1,000 inhabitantsSouth Central Connecticut Planning Region: 10.89 per 1,000 inhabitantsSoutheastern Connecticut Planning Region: 5.04 per 1,000 inhabitantsWestern Connecticut Planning Region: 15.49 per 1,000 inhabitants
  • Under 4.8
  • 4.8 to 5.7
  • 5.7 to 8
  • 8 to 13
  • 13 and over
per 1,000 inhabitants, 2024. Source: U.S. Census Bureau, Population Estimates Program: net international migration rate per 1,000 residents, 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. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2024

Western Connecticut Planning Region: 15.49 per 1,000 inhabitantsWestern Connecticut Planning Regi…15.49Greater Bridgeport Planning Region: 15.15 per 1,000 inhabitantsGreater Bridgeport Planning Region15.15South Central Connecticut Planning Region: 10.89 per 1,000 inhabitantsSouth Central Connecticut Plannin…10.89Capitol Planning Region: 8.24 per 1,000 inhabitantsCapitol Planning Region8.24Naugatuck Valley Planning Region: 7.04 per 1,000 inhabitantsNaugatuck Valley Planning Region7.04Northwest Hills Planning Region: 5.36 per 1,000 inhabitantsNorthwest Hills Planning Region5.36Southeastern Connecticut Planning Region: 5.04 per 1,000 inhabitantsSoutheastern Connecticut Planning…5.04Lower Connecticut River Valley Planning Region: 4.4 per 1,000 inhabitantsLower Connecticut River Valley Pl…4.4Northeastern Connecticut Planning Region: 1.58 per 1,000 inhabitantsNortheastern Connecticut Planning…1.58Western Connecticut Planning Region: 15.49 per 1,000 inhabitantsWestern Connecticut Planning Region15.49Greater Bridgeport Planning Region: 15.15 per 1,000 inhabitantsGreater Bridgeport Planning Region15.15South Central Connecticut Planning Region: 10.89 per 1,000 inhabitantsSouth Central Connecticut Planning Region10.89Capitol Planning Region: 8.24 per 1,000 inhabitantsCapitol Planning Region8.24Naugatuck Valley Planning Region: 7.04 per 1,000 inhabitantsNaugatuck Valley Planning Region7.04Northwest Hills Planning Region: 5.36 per 1,000 inhabitantsNorthwest Hills Planning Region5.36Southeastern Connecticut Planning Region: 5.04 per 1,000 inhabitantsSoutheastern Connecticut Planning Region5.04Lower Connecticut River Valley Planning Region: 4.4 per 1,000 inhabitantsLower Connecticut River Valley Planning Region4.4Northeastern Connecticut Planning Region: 1.58 per 1,000 inhabitantsNortheastern Connecticut Planning Region1.58
per 1,000 inhabitants. Source: U.S. Census Bureau, Population Estimates Program: net international migration rate per 1,000 residents, 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

RankCounties2024
per 1,000 inhabitants		Change on 2023
1Western Connecticut Planning Region Estimated15.49+3.96 pts
2Greater Bridgeport Planning Region Estimated15.15+2.26 pts
3South Central Connecticut Planning Region Estimated10.89+3.61 pts
4Capitol Planning Region Estimated8.24+0.82 pts
5Naugatuck Valley Planning Region Estimated7.04+1.49 pts
6Northwest Hills Planning Region Estimated5.36+2.91 pts
7Southeastern Connecticut Planning Region Estimated5.04+0.66 pts
8Lower Connecticut River Valley Planning Region Estimated4.4+1.12 pts
9Northeastern Connecticut Planning Region Estimated1.58-0.02 pts

Other periods

About this ranking

Net international migration from July 1 of the previous year through June 30 of the reported year per 1,000 residents, using the average of the population estimates at the two July 1 endpoints.

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 rate per 1,000 residents, 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 rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024) [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 rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024. 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-rate-july-june/connecticut-counties?period=2024. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program: net international migration rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024. 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-rate-july-june/connecticut-counties?period=2024.

Harvard

U.S. Census Bureau (2026) Population Estimates Program: net international migration rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/net-international-migration-rate-july-june/connecticut-counties?period=2024 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_connecticut_by_2024,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program: net international migration rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024}},
  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-rate-july-june/connecticut-counties?period=2024. Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration rate per 1,000 residents, 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 rate per 1,000 residents, 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 Connecticut by net international migration rate, July to June, 2024
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-rate-july-june/connecticut-counties?period=2024
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/connecticut-counties?period=2024.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration rate per 1,000 residents, 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 rate, July to June?

Western Connecticut Planning Region, with 15.49 per 1,000 inhabitants in 2024, according to the U.S. Census Bureau.

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

Northeastern Connecticut Planning Region, with 1.58 per 1,000 inhabitants in 2024.

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 rate per 1,000 residents, 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 rate, July to June: other rankings

Counties in Connecticut: more rankings