Ranking of Montana Counties By Population with African Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 839 people in Montana with African ancestry. Among all Montana counties, Yellowstone County had the highest population with African ancestry (421), followed by Lake County (92), and Deer Lodge County (61).

The chart and table below shows the top 10 counties with high number of people with African 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 African Ancestry in 2021
Yellowstone County
Lake County
Deer Lodge County
Missoula County
Stillwater County
Gallatin County
Glacier County
Silver Bow County
Big Horn County
Lincoln County
Ranking of Montana Counties By Population with African Ancestry in 2021
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Rank County Population
1 Yellowstone County 421
2 Lake County 92
3 Deer Lodge County 61
3 Missoula County 61
4 Stillwater County 57
5 Gallatin County 31
6 Glacier County 18
6 Silver Bow County 18
7 Big Horn County 17
8 Lincoln County 12
9 Custer County 11
10 Teton County 8
11 Lewis and Clark County 7
12 Blaine County 6
13 Park County 5
14 Flathead County 4
14 Toole County 4
15 Madison County 2
15 Roosevelt County 2
16 Cascade County 1
16 Fergus County 1