Ranking of Connecticut Cities and Places By Percentage of Population with Czech Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 10.15K people in Connecticut with Czech ancestry (0.28% of Connecticut population). Among all Connecticut cities and places with a population of at least 10K, Windsor Locks CDP had the highest percentage of its population with Czech ancestry (0.62%), followed by Trumbull Center CDP (0.55%), and Shelton city (0.51%).

The chart and table below shows the top 10 cities with high percentage of its population having Czech ancestry.

You can see similar information for other states and for other ancestry groups in Connecticut.

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Ranking of Connecticut Cities and Places By Population with Czech Ancestry in 2021

Related Topics: Connecticut ACS-5Yrs Estimates, 2021 Topic List.

Data Source: US Census Bureau.

Ranking of Connecticut Cities and Places By Percentage of Population with Czech Ancestry in 2021

Windsor Locks CDP

Trumbull Center CDP

Shelton city

Stamford city

East Haven CDP

Bethel CDP

Middletown city

Milford city (balance)

Ansonia city

Greenwich CDP

Ranking of Connecticut Cities and Places By Percentage of Population with Czech Ancestry in 2021

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Rank	Ciy or Place	Percentage of Pop. (%)
1	Windsor Locks CDP	0.62
2	Trumbull Center CDP	0.55
3	Shelton city	0.51
4	Stamford city	0.43
5	East Haven CDP	0.41
6	Bethel CDP	0.37
6	Middletown city	0.37
7	Milford city (balance)	0.35
8	Ansonia city	0.32
8	Greenwich CDP	0.32
8	Wallingford Center CDP	0.32
9	Torrington city	0.30
10	Orange CDP	0.25
11	West Hartford CDP	0.24
11	Wethersfield CDP	0.24
12	New London city	0.23
13	Danbury city	0.21
13	Newington CDP	0.21
14	Norwalk city	0.19
15	Naugatuck borough	0.16
16	Waterbury city	0.15
17	New Britain city	0.12
17	New Haven city	0.12
18	Derby city	0.11
18	East Hartford CDP	0.11
19	Bristol city	0.10
19	North Haven CDP	0.10
20	Norwich city	0.09
21	Bridgeport city	0.08
22	Willimantic CDP	0.04