Connecticut Non-Hispanic White Alone 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 Non-Hispanic White Alone citizen population for Connecticut was 3,188,605 and represented 95.47% of the total Connecticut citizen population.

Among all Connecticut counties, Fairfield had the highest Non-Hispanic White Alone citizen population (571.86K), followed by Hartford (546.58K), and New Haven (541.85K).

In terms of percentages, Litchfield had the highest percentage of its citizen population being Non-Hispanic White Alone (91.61%), followed by Tolland (87.53%), and Middlesex (86.17%).

The chart and table below shows the Non-Hispanic White Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic White Alone.

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 Non-Hispanic White Alone Citizen Population By County in 2017
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County Citizen Population % of County Citizen Population
Fairfield 571855 68.48
Hartford 546580 65.40
New Haven 541850 66.81
New London 204510 78.08
Litchfield 162795 91.61
Middlesex 136750 86.17
Tolland 128385 87.53
Windham 96610 85.33