Ranking of Montana Counties By 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. Among all Montana counties, Missoula County had the highest population with Icelander ancestry (65), followed by Gallatin County (52), and Cascade County (29).

The chart and table below shows the top 10 counties with high number of people with 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 Population with Icelander Ancestry in 2021
Missoula County
Gallatin County
Cascade County
Flathead County
Lewis and Clark County
Yellowstone County
Glacier County
Beaverhead County
Madison County
Sanders County
Ranking of Montana Counties By Population with Icelander Ancestry in 2021
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Rank County Population
1 Missoula County 65
2 Gallatin County 52
3 Cascade County 29
4 Flathead County 27
5 Lewis and Clark County 15
5 Yellowstone County 15
6 Glacier County 11
7 Beaverhead County 9
7 Madison County 9
7 Sanders County 9
8 Sheridan County 8
9 Fergus County 3
9 Teton County 3
10 Daniels County 2
10 Park County 2
11 Valley County 1