Largest households in Montana

Montana counties and cities ranked by average household size.

This page ranks the counties and cities of Montana by average household size — which have the largest average household size, according to the US Census Bureau's American Community Survey 5-year estimates.

Among counties, Roosevelt County leads at 3.48.

Among cities & places, Hillside Colony leads at 19.07.

Counties

#	Name	Avg household size
1	Roosevelt County	3.48
2	Big Horn County	3.46
3	Glacier County	3.14
4	Blaine County	2.96
5	Liberty County	2.71
6	Rosebud County	2.65
7	Chouteau County	2.61
8	Lake County	2.60
9	Pondera County	2.59
10	Hill County	2.54
11	Broadwater County	2.51
12	Richland County	2.51
13	Jefferson County	2.50
14	Valley County	2.50
15	Flathead County	2.46
16	Sweet Grass County	2.46
17	Sheridan County	2.43
18	Teton County	2.43
19	Ravalli County	2.42
20	Granite County	2.41
21	Wibaux County	2.41
22	Powder River County	2.40
23	Fallon County	2.39
24	Toole County	2.38
25	Yellowstone County	2.37
26	Madison County	2.36
27	Gallatin County	2.35
28	Musselshell County	2.35
29	Prairie County	2.35
30	Cascade County	2.34
31	Sanders County	2.33
32	Phillips County	2.32
33	Lewis and Clark County	2.31
34	Stillwater County	2.31
35	Lincoln County	2.30
36	Powell County	2.29
37	Carbon County	2.28
38	Custer County	2.28
39	Dawson County	2.28
40	Garfield County	2.28
41	Golden Valley County	2.26
42	Judith Basin County	2.26
43	Missoula County	2.26
44	Wheatland County	2.25
45	Silver Bow County	2.24
46	Carter County	2.23
47	Mineral County	2.22
48	Beaverhead County	2.21
49	McCone County	2.17
50	Meagher County	2.17
51	Fergus County	2.16
52	Daniels County	2.09
53	Park County	2.08
54	Petroleum County	2.01
55	Treasure County	1.99
56	Deer Lodge County	1.91

Cities & places

Top 100.

#	Name	Avg household size
1	Hillside Colony	19.07
2	Glacier Colony	17.45
3	Fords Creek Colony	15.50
4	Birney	8.10
5	Rimrock Colony	7.53
6	Hogeland	7.25
7	Ayers Ranch Colony	7.00
8	Riverview Colony	6.84
9	Nibbe	6.29
10	Turner Colony	6.29
11	Old Agency	6.00
12	Frazer	5.77
13	Brockton	5.23
14	Azure	5.22
15	Snowslip	5.20
16	Muddy	5.17
17	Carter	5.13
18	Lodge Grass	5.09
19	Sangrey	4.88
20	Windham	4.75
21	Crow Agency	4.64
22	Glen	4.62
23	Pleasant Valley Colony	4.57
24	Birch Creek Colony	4.56
25	New Miami Colony	4.54
26	Charlos Heights	4.53
27	Maxville	4.41
28	Pinesdale	4.39
29	Riceville	4.33
30	Plevna	4.31
31	Camrose Colony	4.29
32	Floweree	4.25
33	Froid	4.22
34	Niarada	4.20
35	West Havre	4.19
36	St. Pierre	4.13
37	Pryor	4.12
38	Babb	4.10
39	Heart Butte	4.10
40	Twin Creeks	4.07
41	Lame Deer	4.05
42	Square Butte	4.00
43	Paradise	3.88
44	Starr School	3.85
45	Fort Belknap Agency	3.76
46	Hays	3.76
47	Raynesford	3.73
48	Rocky Boy West	3.71
49	Boneau	3.69
50	Fox Lake	3.68
51	North Browning	3.68
52	Lodge Pole	3.67
53	Parker School	3.64
54	Eagle Creek Colony	3.60
55	Silver Star	3.60
56	Wyola	3.57
57	Unionville	3.54
58	Spokane Creek	3.48
59	Busby	3.41
60	Coffee Creek	3.36
61	Fallon	3.35
62	Belfry	3.33
63	Gibson Flats	3.33
64	Springdale	3.33
65	Rapelje	3.31
66	West Kootenai	3.31
67	King Arthur Park	3.30
68	Browning	3.28
69	Bainville	3.26
70	Rockvale	3.25
71	St. Ignatius	3.24
72	Avon	3.22
73	Kings Point	3.22
74	Pine Creek	3.19
75	Kerr	3.18
76	Helena Valley Northwest	3.17
77	Eureka	3.16
78	Wolf Point	3.15
79	Dixon	3.14
80	Joplin	3.13
81	Malmstrom AFB	3.13
82	Wheatland	3.13
83	Turah	3.11
84	Sweet Grass	3.05
85	Piltzville	3.03
86	Toston	3.03
87	South Browning	3.02
88	Stockett	3.02
89	Frenchtown	3.00
90	Sage Creek Colony	3.00
91	Kila	2.99
92	Evaro	2.97
93	Wye	2.97
94	Big Sandy	2.96
95	Ponderosa Pines	2.95
96	Rudyard	2.95
97	Poplar	2.94
98	Sunburst	2.92
99	Sula	2.91
100	Big Arm	2.90

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Largest households in Montana

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