Seabrook CDP, MA Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 7, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 606 Seabrook CDP, MA population, 226 had Irish ancestry (37.29%), 155 had Unclassified ancestry (25.58%), and 95 had Italian ancestry (15.68%).

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 Massachusetts cities and places, Massachusetts counties, and for Massachusetts.

Seabrook CDP, MA Percentages of Ancestry of Population in 2021
Irish
Unclassified
Italian
German
Polish
French Canadian
English
Other Groups
Estonian
Lebanese
Seabrook CDP, MA Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Irish 226 37.29
Unclassified 155 25.58
Italian 95 15.68
German 42 6.93
Polish 42 6.93
French Canadian 41 6.77
English 38 6.27
Other Groups 36 5.94
Estonian 35 5.78
Lebanese 24 3.96
Russian 19 3.14
Greek 14 2.31
Portuguese 11 1.82
Eastern European 10 1.65
American 9 1.49
Austrian 9 1.49
Dutch 4 0.66
French (except Basque) 3 0.50