Connecticut Hispanic or Latino of All Races Citizen Population By County in 2017 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2017, the Hispanic or Latino of All Races citizen population for Connecticut was 138,160 and represented 4.14% of the total Connecticut citizen population.

Among all Connecticut counties, Hartford had the highest Hispanic or Latino of All Races citizen population (140.61K), followed by New Haven (129.01K), and Fairfield (126.32K).

In terms of percentages, Hartford had the highest percentage of its citizen population being Hispanic or Latino of All Races (16.82%), followed by New Haven (15.91%), and Fairfield (15.13%).

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 2017
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County Citizen Population % of County Citizen Population
Hartford 140610 16.82
New Haven 129005 15.91
Fairfield 126315 15.13
New London 25135 9.60
Windham 11205 9.90
Middlesex 8465 5.33
Litchfield 8100 4.56
Tolland 7340 5.00