Ranking of Idaho Counties By Percentage of Population with Czechoslovakian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.84K people in Idaho with Czechoslovakian ancestry (0.10% of Idaho population). Among all Idaho counties, Valley County had the highest percentage of its population with Czechoslovakian ancestry (0.75%), followed by Lemhi County (0.59%), and Latah County (0.24%).

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

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

Data Source: US Census Bureau.
Ranking of Idaho Counties By Percentage of Population with Czechoslovakian Ancestry in 2021
Valley County
Lemhi County
Latah County
Butte County
Boise County
Boundary County
Ada County
Payette County
Teton County
Bonneville County
Ranking of Idaho Counties By Percentage of Population with Czechoslovakian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Valley County 0.75
2 Lemhi County 0.59
3 Latah County 0.24
4 Butte County 0.23
5 Boise County 0.17
5 Boundary County 0.17
6 Ada County 0.16
7 Payette County 0.14
7 Teton County 0.14
8 Bonneville County 0.13
9 Lincoln County 0.12
9 Twin Falls County 0.12
10 Jerome County 0.10
11 Clearwater County 0.09
12 Bingham County 0.08
12 Owyhee County 0.08
13 Canyon County 0.07
13 Elmore County 0.07
14 Gooding County 0.06
14 Kootenai County 0.06
15 Bonner County 0.05
15 Madison County 0.05
16 Nez Perce County 0.04
17 Bannock County 0.03
18 Jefferson County 0.01