Ranking of Connecticut Counties By Percentage of Population with Nigerian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 3.62K people in Connecticut with Nigerian ancestry (0.10% of Connecticut population). Among all Connecticut counties, Tolland County had the highest percentage of its population with Nigerian ancestry (0.17%), followed by Middlesex County (0.15%), and Hartford County (0.12%).

The chart and table below shows the top 8 counties with high percentage of its population having Nigerian ancestry.

You can see similar information for other states and for other ancestry groups in Connecticut.

Data Source: US Census Bureau.
Ranking of Connecticut Counties By Percentage of Population with Nigerian Ancestry in 2021
Tolland County
Middlesex County
Hartford County
New Haven County
Fairfield County
New London County
Litchfield County
Windham County
Ranking of Connecticut Counties By Percentage of Population with Nigerian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Tolland County 0.17
2 Middlesex County 0.15
3 Hartford County 0.12
4 New Haven County 0.11
5 Fairfield County 0.10
6 New London County 0.03
7 Litchfield County 0.01
7 Windham County 0.01