Montana Citizen Population By County in 2014 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2014, the citizen population for Montana was 996,745 and represented 99.04% of the total Montana population.

Among all Montana counties, Yellowstone had the highest citizen population (150.85K), followed by Missoula (109.48K), and Flathead (91.53K).

In terms of percentages, Carter had the highest percentage of its population being citizens (100.00%), followed by Garfield (100.00%), and Golden Valley (100.00%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

You may also be interested in:
Montana Citizen Voting-age Population By County in 2014

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Montana Citizen Population By County in 2014

Items per page:

0 of 0

County	Citizen Population	% of County Population
Yellowstone	150845	99.26
Missoula	109475	98.62
Flathead	91525	99.08
Gallatin	91390	98.15
Cascade	81230	99.12
Lewis and Clark	64285	99.25
Ravalli	40335	99.25
Silver Bow	34085	98.91
Lake	28720	99.09
Lincoln	19340	99.41
Hill	16315	99.27
Park	15545	99.39
Glacier	13440	98.53
Big Horn	13015	99.50
Custer	11805	99.45
Jefferson	11370	99.17
Fergus	11355	98.78
Sanders	11285	99.21
Roosevelt	10835	99.77
Richland	10630	99.49
Carbon	10070	98.82
Rosebud	9295	99.57
Deer Lodge	9220	99.73
Dawson	9160	99.35
Stillwater	9145	99.24
Beaverhead	9100	97.90
Madison	7680	99.42
Valley	7470	99.34
Powell	7005	99.93
Blaine	6545	99.54
Pondera	6120	98.55
Teton	6015	99.01
Chouteau	5810	99.15
Broadwater	5670	99.56
Toole	5150	98.85
Musselshell	4710	98.95
Mineral	4215	99.65
Phillips	4170	99.40
Sweet Grass	3595	99.31
Sheridan	3475	99.00
Granite	3090	98.57
Fallon	3025	99.84
Liberty	2215	99.11
Wheatland	2125	100.00
Judith Basin	2020	99.75
Meagher	2020	99.75
Daniels	1790	98.62
McCone	1755	99.72
Powder River	1710	100.00
Prairie	1270	99.22
Carter	1205	100.00
Garfield	1095	100.00
Wibaux	980	99.49
Treasure	760	100.00
Golden Valley	740	100.00
Petroleum	490	100.00