Lewis County, NY Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 3, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 26.68K Lewis County, NY population, 8.07K had Unclassified ancestry (30.27%), 6.15K had German ancestry (23.05%), and 4.05K had Irish ancestry (15.17%).

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 see similar information for other New York counties, and for New York.

Lewis County, NY Percentages of Ancestry of Population in 2021
Unclassified
German
Irish
French (except Basque)
English
Other Groups
American
Polish
Italian
French Canadian
Lewis County, NY Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Unclassified 8075 30.27
German 6149 23.05
Irish 4048 15.17
French (except Basque) 2691 10.09
English 2506 9.39
Other Groups 2311 8.66
American 1664 6.24
Polish 1624 6.09
Italian 1223 4.58
French Canadian 783 2.94
Scottish 508 1.90
Swiss 415 1.56
Dutch 406 1.52
European 296 1.11
Hungarian 274 1.03
Welsh 235 0.88
Canadian 184 0.69
Scandinavian 130 0.49
Norwegian 117 0.44
British 112 0.42
Swedish 102 0.38
Scotch Irish 99 0.37
Pennsylvania German 96 0.36
Czech 77 0.29
Lebanese 74 0.28
Russian 72 0.27
Ukrainian 59 0.22
Eastern European 42 0.16
Greek 39 0.15
Northern European 37 0.14
Danish 35 0.13
Portuguese 32 0.12
West Indian (except Hispanic groups) 28 0.11
Jamaican 28 0.11
Romanian 26 0.10
Austrian 23 0.09
Slovak 22 0.08
Finnish 14 0.05
Guyanese 8 0.03
Yugoslavian 8 0.03
Albania 7 0.03
Czechoslovakian 7 0.03
Lithuanian 7 0.03
Subsaharan African 4 0.02
Ghanaian 4 0.02
African 4 0.02
Serbian 3 0.01
Slavic 2 0.01
Slovene 2 0.01