Connecticut Hispanic or Latino of All Races Citizen Population By County in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the Hispanic or Latino of All Races citizen population for Connecticut was 165,780 and represented 4.93% of the total Connecticut citizen population.

Among all Connecticut counties, Hartford had the highest Hispanic or Latino of All Races citizen population (154.77K), followed by Fairfield (146.14K), and New Haven (143.66K).

In terms of percentages, Hartford had the highest percentage of its citizen population being Hispanic or Latino of All Races (18.39%), followed by New Haven (17.72%), and Fairfield (17.19%).

The chart and table below shows the Hispanic or Latino of All Races citizen population of each county and the percentage of each county's citizen population that were Hispanic or Latino of All Races.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Connecticut Hispanic or Latino of All Races Citizen Population By County in 2021
Connecticut Hispanic or Latino of All Races Citizen Population By County in 2021
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County Citizen Population % of County Citizen Population
Hartford 154770 18.39
Fairfield 146140 17.19
New Haven 143660 17.72
New London 26995 10.39
Windham 13225 11.65
Litchfield 11215 6.25
Middlesex 9705 6.07
Tolland 8320 5.74