Gilson CDP, IL Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 171 Gilson CDP, IL population, 59 had German ancestry (34.50%), 53 had Irish ancestry (30.99%), and 41 had Swedish ancestry (23.98%).

The chart below shows the top 8 ancestry groups, and the table below shows both the population and percentages for many ancestry groups.

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

NB: People could belong to one or more ancestry groups.

Data Source: US Census Bureau.

Gilson CDP, IL Percentage of Ancestry Population in 2021

German

Irish

Swedish

Other Groups

Unclassified

Dutch

Welsh

Canadian

Gilson CDP, IL Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
German	59	34.50
Irish	53	30.99
Swedish	41	23.98
Other Groups	39	22.81
Unclassified	37	21.64
Dutch	25	14.62
Welsh	7	4.09
Canadian	4	2.34