Ranking of Montana Counties By Population with Eastern European Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.17K people in Montana with Eastern European ancestry. Among all Montana counties, Gallatin County had the highest population with Eastern European ancestry (374), followed by Lewis and Clark County (336), and Missoula County (270).

The chart and table below shows the top 10 counties with high number of people with Eastern European 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 Eastern European Ancestry in 2021
Gallatin County
Lewis and Clark County
Missoula County
Flathead County
Yellowstone County
Cascade County
Madison County
Jefferson County
Park County
Lincoln County
Ranking of Montana Counties By Population with Eastern European Ancestry in 2021
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Rank County Population
1 Gallatin County 374
2 Lewis and Clark County 336
3 Missoula County 270
4 Flathead County 228
5 Yellowstone County 137
6 Cascade County 129
7 Madison County 113
8 Jefferson County 78
9 Park County 77
10 Lincoln County 61
11 Ravalli County 58
12 Glacier County 55
13 Deer Lodge County 36
14 Silver Bow County 24
15 Beaverhead County 22
16 Fergus County 17
17 Chouteau County 16
18 Carbon County 13
18 Valley County 13
19 Sweet Grass County 12
19 Toole County 12
20 Big Horn County 11
20 Musselshell County 11
20 Sanders County 11
21 Pondera County 10
22 Sheridan County 8
23 Mineral County 7
23 Stillwater County 7
24 Hill County 6
25 Rosebud County 5
26 Lake County 3
26 Teton County 3
27 McCone County 2
28 Meagher County 1