LaPlace 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 199 LaPlace CDP, IL population, 64 had German ancestry (32.16%), 51 had Unclassified ancestry (25.63%), and 30 had American ancestry (15.08%).

The chart below shows the top 10 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.

LaPlace CDP, IL Percentage of Ancestry Population in 2021

German

Unclassified

American

Dutch

European

Greek

Irish

Other Groups

Czech

British

LaPlace CDP, IL Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
German	64	32.16
Unclassified	51	25.63
American	30	15.08
Dutch	24	12.06
European	16	8.04
Greek	13	6.53
Irish	13	6.53
Other Groups	13	6.53
Czech	12	6.03
British	9	4.52