Ranking of Connecticut Counties By 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. Among all Connecticut counties, Fairfield County had the highest population with Australian ancestry (688), followed by New Haven County (164), and New London County (117).

The chart and table below shows the top 7 counties with high number of people with 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 Population with Australian Ancestry in 2021
Fairfield County
New Haven County
New London County
Tolland County
Litchfield County
Middlesex County
Hartford County
Ranking of Connecticut Counties By Population with Australian Ancestry in 2021
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Rank County Population
1 Fairfield County 688
2 New Haven County 164
3 New London County 117
4 Tolland County 73
5 Litchfield County 68
6 Middlesex County 65
7 Hartford County 33