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Demographics Table

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Demographic Data Report for Connecticut by County
Population: Foreign born
All Ages, All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent

County
 sort alphabetically by name ascending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value descending
People (Foreign Born)
 sort by sample size ascending
Rank within US
(of 3142 counties)
 sort by rank ascending
United States N/A 14.1 47,349,078 N/A
Connecticut N/A 15.7 569,177 10 of 51
Windham County Urban 5.6 6,500 868
Tolland County Urban 7.8 11,689 587
Middlesex County Urban 8.2 13,663 541
New London County Urban 8.6 23,196 496
Litchfield County Rural 9.6 17,967 424
New Haven County Urban 14.3 124,466 202
Hartford County Urban 16.1 145,301 172
Fairfield County Urban 23.4 226,395 75

Notes:
Created by statecancerprofiles.cancer.gov on 03/20/2026 11:26 pm.

Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.

Source: Demographic data provided by the Census Bureau and the American Community Survey.

For more information about Population: Foreign born, see the dictionary.

Note: This website still uses Connecticut counties instead of planning regions for consistency of geographies across data topics. If/when all data sources have new planning regions, then this website will switch to using them.

Data for United States does not include Puerto Rico.

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