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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 5.00K people in Idaho with Canadian ancestry (0.28% of Idaho population). Among all Idaho counties, Clark County had the highest percentage of its population with Canadian ancestry (7.27%), followed by Oneida County (0.82%), and Nez Perce County (0.62%).

The chart and table below shows the top 10 counties with high percentage of its population having Canadian 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 Canadian Ancestry in 2021
Clark County
Oneida County
Nez Perce County
Cassia County
Boundary County
Blaine County
Fremont County
Kootenai County
Bonner County
Latah County
Ranking of Idaho Counties By Percentage of Population with Canadian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Clark County 7.27
2 Oneida County 0.82
3 Nez Perce County 0.62
4 Cassia County 0.57
5 Boundary County 0.52
6 Blaine County 0.51
7 Fremont County 0.42
7 Kootenai County 0.42
8 Bonner County 0.40
8 Latah County 0.40
9 Shoshone County 0.36
10 Bannock County 0.32
10 Franklin County 0.32
11 Twin Falls County 0.30
12 Canyon County 0.28
13 Bingham County 0.26
14 Bonneville County 0.25
15 Ada County 0.24
16 Butte County 0.23
16 Madison County 0.23
17 Jerome County 0.22
18 Payette County 0.18
19 Benewah County 0.14
19 Caribou County 0.14
20 Adams County 0.12
21 Idaho County 0.11
22 Elmore County 0.10
22 Lincoln County 0.10
23 Owyhee County 0.09
23 Valley County 0.09
24 Minidoka County 0.08
25 Bear Lake County 0.05
26 Lewis County 0.03
27 Jefferson County 0.01