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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.21K people in Connecticut with Australian ancestry (0.03% of Connecticut population). Among all Connecticut counties, Fairfield County had the highest percentage of its population with Australian ancestry (0.07%), followed by Tolland County (0.05%), and Litchfield County (0.04%).

The chart and table below shows the top 7 counties with high percentage of its population having Australian 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 Australian Ancestry in 2021
Fairfield County
Tolland County
Litchfield County
Middlesex County
New London County
New Haven County
Hartford County
Ranking of Connecticut Counties By Percentage of Population with Australian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Fairfield County 0.07
2 Tolland County 0.05
3 Litchfield County 0.04
3 Middlesex County 0.04
3 New London County 0.04
4 New Haven County 0.02
5 Hartford County 0.004