Southold CDP, NY Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 7, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 6.70K Southold CDP, NY population, 1.29K had German ancestry (19.30%), 1.25K had Irish ancestry (18.72%), and 1.18K had Other Groups ancestry (17.60%).

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 New York cities and places, New York counties, and for New York.

Southold CDP, NY Percentages of Ancestry of Population in 2021
German
Irish
Other Groups
American
Italian
Unclassified
English
Polish
European
Greek
Southold CDP, NY Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
German 1293 19.30
Irish 1254 18.72
Other Groups 1179 17.60
American 980 14.63
Italian 925 13.81
Unclassified 915 13.66
English 581 8.67
Polish 436 6.51
European 188 2.81
Greek 85 1.27
Canadian 76 1.13
Scottish 74 1.10
Croatian 73 1.09
Welsh 68 1.01
Ukrainian 66 0.99
Eastern European 63 0.94
Danish 47 0.70
Dutch 44 0.66
French (except Basque) 43 0.64
Russian 36 0.54
Swiss 35 0.52
Lebanese 33 0.49
Norwegian 25 0.37
Slovak 22 0.33
Hungarian 19 0.28
Scotch Irish 19 0.28
Swedish 11 0.16
Finnish 5 0.08