Rank County Average People Per Household
1 Big Horn County, Montana 3.6
2 Glacier County, Montana 3.0
3 Roosevelt County, Montana 3.0
4 Rosebud County, Montana 2.8
5 Broadwater County, Montana 2.8
6 Blaine County, Montana 2.7
7 Meagher County, Montana 2.7
8 Wibaux County, Montana 2.7
9 Liberty County, Montana 2.6
10 Pondera County, Montana 2.6
11 Treasure County, Montana 2.6
12 Hill County, Montana 2.6
13 Chouteau County, Montana 2.6
14 Golden Valley County, Montana 2.5
15 Teton County, Montana 2.5
16 Flathead County, Montana 2.4
17 Jefferson County, Montana 2.4
18 Garfield County, Montana 2.4
19 McCone County, Montana 2.4
20 Powell County, Montana 2.4
21 Mineral County, Montana 2.4
22 Ravalli County, Montana 2.4
23 Cascade County, Montana 2.4
24 Yellowstone County, Montana 2.4
25 Missoula County, Montana 2.4
26 Sweet Grass County, Montana 2.4
27 Stillwater County, Montana 2.4
28 Phillips County, Montana 2.3
29 Richland County, Montana 2.3
30 Carbon County, Montana 2.3
31 Lake County, Montana 2.3
32 Gallatin County, Montana 2.3
33 Powder River County, Montana 2.3
34 Wheatland County, Montana 2.3
35 Fallon County, Montana 2.3
36 Park County, Montana 2.3
37 Lewis and Clark County, Montana 2.3
38 Carter County, Montana 2.3
39 Judith Basin County, Montana 2.3
40 Fergus County, Montana 2.3
41 Petroleum County, Montana 2.2
42 Valley County, Montana 2.2
43 Dawson County, Montana 2.2
44 Sanders County, Montana 2.2
45 Silver Bow County, Montana 2.2
46 Prairie County, Montana 2.2
47 Toole County, Montana 2.2
48 Custer County, Montana 2.2
49 Musselshell County, Montana 2.2
50 Deer Lodge County, Montana 2.1
51 Lincoln County, Montana 2.1
52 Beaverhead County, Montana 2.1
53 Daniels County, Montana 2.1
54 Madison County, Montana 2.0
55 Sheridan County, Montana 2.0
56 Granite County, Montana 1.9

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