Ranking of Montana Counties By Percentage of Population that are Hispanic or Latino in 2021

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2021, among all Montana counties, Yellowstone County had the highest percentage of its population who identified their ethnicity as Hispanic or Latino (6.37%), followed by Richland County (5.4%), and Treasure County (5.34%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Montana counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Montana Counties By Percentage of Pop. that are Hispanic or Latino in 2021
Yellowstone
Richland
Treasure
Gallatin
Golden Valley
Cascade
Missoula
Beaverhead
Silver Bow
Big Horn
Ranking of Montana Counties By Percentage of Pop. that are Hispanic or Latino in 2021
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Rank County % of County Population
1 Yellowstone County 6.37
2 Richland County 5.4
3 Treasure County 5.34
4 Gallatin County 5.2
5 Golden Valley County 5.15
6 Cascade County 5.09
7 Missoula County 5
8 Beaverhead County 4.83
9 Silver Bow County 4.57
10 Big Horn County 4.53
11 Toole County 4.35
12 Daniels County 4.19
13 Lake County 4.1
14 Ravalli County 3.94
15 Lewis and Clark County 3.89
16 Wheatland County 3.77
17 Wibaux County 3.74
18 Musselshell County 3.69
19 Sanders County 3.45
20 Mineral County 3.44
21 Flathead County 3.43
22 Madison County 3.42
22 Park County 3.42
22 Phillips County 3.42
23 Deer Lodge County 3.4
24 Dawson County 3.38
24 Sheridan County 3.38
25 Prairie County 3.37
26 Hill County 3.34
27 Custer County 3.25
28 Broadwater County 3.2
29 Rosebud County 3.17
30 Powder River County 3.16
30 Stillwater County 3.16
31 Carbon County 2.98
32 Chouteau County 2.97
33 Sweet Grass County 2.94
34 Lincoln County 2.84
35 Powell County 2.78
36 Judith Basin County 2.75
36 Roosevelt County 2.75
37 Blaine County 2.74
37 Glacier County 2.74
38 Jefferson County 2.62
39 Granite County 2.47
40 Valley County 2.43
41 Pondera County 2.34
42 Meagher County 2.15
43 Petroleum County 2.12
44 Fergus County 2.09
45 McCone County 1.93
46 Teton County 1.87
47 Fallon County 1.79
48 Carter County 1.27
49 Garfield County 1.16
50 Liberty County 0.98