Ranking of Montana Counties By Percentage of Population that are Two Or More Races in 2015

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2015, among all Montana counties, Lake County had the highest percentage of its population who identified their race as Two Or More Races (6.95%), followed by Phillips County (4.1%), and Cascade County (3.77%).

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 Two Or More Races in 2015
Lake
Phillips
Cascade
Prairie
Hill
Roosevelt
Rosebud
Glacier
Sanders
Missoula
Ranking of Montana Counties By Percentage of Pop. that are Two Or More Races in 2015
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Rank County % of County Population
1 Lake County 6.95
2 Phillips County 4.1
3 Cascade County 3.77
4 Prairie County 3.68
5 Hill County 3.5
6 Roosevelt County 3.12
7 Rosebud County 3.08
8 Glacier County 2.88
9 Sanders County 2.83
10 Missoula County 2.82
11 Golden Valley County 2.81
12 Big Horn County 2.8
13 Sheridan County 2.75
14 Yellowstone County 2.74
15 Wheatland County 2.7
16 Richland County 2.64
17 Mineral County 2.6
18 Pondera County 2.53
19 Deer Lodge County 2.47
20 Valley County 2.42
21 Blaine County 2.36
22 Treasure County 2.35
23 Lewis and Clark County 2.33
24 Jefferson County 2.31
25 Lincoln County 2.29
26 Teton County 2.23
27 Flathead County 2.19
28 Powder River County 2.15
29 Toole County 2.14
30 Silver Bow County 2.09
31 Dawson County 2.03
31 Granite County 2.03
32 Beaverhead County 1.99
33 Sweet Grass County 1.94
34 Custer County 1.92
35 Stillwater County 1.89
36 Gallatin County 1.88
36 Musselshell County 1.88
37 Park County 1.87
38 Ravalli County 1.76
39 Fergus County 1.71
40 Daniels County 1.66
40 Madison County 1.66
41 Chouteau County 1.63
42 Meagher County 1.48
43 Broadwater County 1.47
44 Liberty County 1.42
45 Powell County 1.37
46 McCone County 1.3
47 Fallon County 1.26
48 Carbon County 1.24
49 Wibaux County 1.03
50 Garfield County 0.86
51 Petroleum County 0.84
52 Judith Basin County 0.83
53 Carter County 0.61