Crystal Lake CDP, CT Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 7, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 2.42K Crystal Lake CDP, CT population, 513 had Unclassified ancestry (21.19%), 446 had Irish ancestry (18.42%), and 398 had Italian ancestry (16.44%).

The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.

You can also see similar information for other Connecticut cities and places, Connecticut counties, and for Connecticut.

Crystal Lake CDP, CT Percentages of Ancestry of Population in 2021
Unclassified
Irish
Italian
French Canadian
English
Other Groups
German
French (except Basque)
Scottish
Polish
Crystal Lake CDP, CT Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Unclassified 513 21.19
Irish 446 18.42
Italian 398 16.44
French Canadian 385 15.90
English 274 11.32
Other Groups 272 11.24
German 268 11.07
French (except Basque) 264 10.91
Scottish 82 3.39
Polish 80 3.30
Eastern European 68 2.81
Czech 51 2.11
Greek 44 1.82
Scandinavian 37 1.53
Welsh 37 1.53
American 32 1.32
Swedish 27 1.12
Lithuanian 25 1.03
Hungarian 19 0.79
Northern European 19 0.79
Romanian 18 0.74
Ukrainian 18 0.74
Czechoslovakian 16 0.66
Dutch 14 0.58
Portuguese 14 0.58
European 13 0.54