Ranking of Montana Counties By Population with Slavic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.15K people in Montana with Slavic ancestry. Among all Montana counties, Cascade County had the highest population with Slavic ancestry (250), followed by Silver Bow County (205), and Yellowstone County (128).

The chart and table below shows the top 10 counties with high number of people with Slavic 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 Slavic Ancestry in 2021
Cascade County
Silver Bow County
Yellowstone County
Missoula County
Gallatin County
Lewis and Clark County
Flathead County
Rosebud County
Hill County
Ravalli County
Ranking of Montana Counties By Population with Slavic Ancestry in 2021
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Rank County Population
1 Cascade County 250
2 Silver Bow County 205
3 Yellowstone County 128
4 Missoula County 121
5 Gallatin County 112
6 Lewis and Clark County 93
7 Flathead County 42
8 Rosebud County 35
9 Hill County 33
10 Ravalli County 29
11 Lake County 27
12 Judith Basin County 19
13 Custer County 15
14 Lincoln County 11
15 Fergus County 9
16 Teton County 8
17 Broadwater County 5
18 Park County 3
19 Pondera County 2
20 Carbon County 1
20 Jefferson County 1
20 Powell County 1