Ranking of Montana Counties By Percentage of Population with Icelander Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 260 people in Montana with Icelander ancestry (0.02% of Montana population). Among all Montana counties, Sheridan County had the highest percentage of its population with Icelander ancestry (0.23%), followed by Daniels County (0.12%), and Madison County (0.11%).

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

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

Data Source: US Census Bureau.
Ranking of Montana Counties By Percentage of Population with Icelander Ancestry in 2021
Sheridan County
Daniels County
Madison County
Beaverhead County
Glacier County
Sanders County
Missoula County
Gallatin County
Teton County
Cascade County
Ranking of Montana Counties By Percentage of Population with Icelander Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Sheridan County 0.23
2 Daniels County 0.12
3 Madison County 0.11
4 Beaverhead County 0.10
5 Glacier County 0.08
6 Sanders County 0.07
7 Missoula County 0.06
8 Gallatin County 0.05
8 Teton County 0.05
9 Cascade County 0.03
9 Fergus County 0.03
9 Flathead County 0.03
10 Lewis and Clark County 0.02
11 Park County 0.01
11 Valley County 0.01
11 Yellowstone County 0.01