Demographic Data Report for Montana by County Population: Age 40 and over "All Races (includes Hispanic), Both Sexes" 2017-2021 American Community Survey 5-Year Data Sorted by Name County, FIPS,Value (Percent),People (Age 40 And Over),Rank within US "Montana",30000,50.0,538897,"11 of 52" "United States",00000,47.9,157871085,"N/A" "Beaverhead County",30001,52.5,4929,"1333 of 3143" "Big Horn County",30003,39.1,5162,"3037 of 3143" "Blaine County",30005,43.0,3031,"2866 of 3143" "Broadwater County",30007,59.8,3968,"254 of 3143" "Carbon County",30009,62.4,6540,"137 of 3143" "Carter County",30011,63.1,851,"109 of 3143" "Cascade County",30013,47.9,40291,"2359 of 3143" "Chouteau County",30015,51.9,3062,"1467 of 3143" "Custer County",30017,53.3,6378,"1134 of 3143" "Daniels County",30019,57.4,998,"463 of 3143" "Dawson County",30021,50.9,4587,"1724 of 3143" "Deer Lodge County",30023,62.3,5847,"140 of 3143" "Fallon County",30025,45.0,1382,"2715 of 3143" "Fergus County",30027,53.2,6097,"1162 of 3143" "Flathead County",30029,53.0,54828,"1207 of 3143" "Gallatin County",30031,41.0,47846,"2971 of 3143" "Garfield County",30033,52.0,505,"1460 of 3143" "Glacier County",30035,40.2,5556,"2999 of 3143" "Golden Valley County",30037,63.7,522,"95 of 3143" "Granite County",30039,64.4,2147,"74 of 3143" "Hill County",30041,42.6,6938,"2886 of 3143" "Jefferson County",30043,59.5,7174,"271 of 3143" "Judith Basin County",30045,60.8,1219,"198 of 3143" "Lake County",30047,52.9,16401,"1249 of 3143" "Lewis and Clark County",30049,51.0,35895,"1701 of 3143" "Liberty County",30051,47.4,961,"2429 of 3143" "Lincoln County",30053,63.8,12551,"91 of 3143" "Madison County",30057,63.7,5416,"94 of 3143" "McCone County",30055,59.7,1078,"257 of 3143" "Meagher County",30059,66.1,1277,"45 of 3143" "Mineral County",30061,60.4,2711,"212 of 3143" "Missoula County",30063,44.8,52638,"2726 of 3143" "Musselshell County",30065,63.5,3054,"103 of 3143" "Park County",30067,59.7,10198,"256 of 3143" "Petroleum County",30069,63.8,277,"89 of 3143" "Phillips County",30071,58.4,2472,"367 of 3143" "Pondera County",30073,51.7,3088,"1535 of 3143" "Powder River County",30075,59.4,1045,"281 of 3143" "Powell County",30077,56.4,3923,"573 of 3143" "Prairie County",30079,60.9,747,"194 of 3143" "Ravalli County",30081,59.9,26240,"241 of 3143" "Richland County",30083,47.7,5431,"2377 of 3143" "Roosevelt County",30085,36.9,4016,"3093 of 3143" "Rosebud County",30087,45.8,3880,"2607 of 3143" "Sanders County",30089,65.1,8004,"56 of 3143" "Sheridan County",30091,55.3,1949,"706 of 3143" "Silver Bow County",30093,50.8,17781,"1771 of 3143" "Stillwater County",30095,58.3,5202,"371 of 3143" "Sweet Grass County",30097,53.7,1982,"1040 of 3143" "Teton County",30099,51.8,3200,"1488 of 3143" "Toole County",30101,51.5,2581,"1594 of 3143" "Treasure County",30103,64.8,449,"63 of 3143" "Valley County",30105,53.0,4000,"1221 of 3143" "Wheatland County",30107,58.3,1213,"377 of 3143" "Wibaux County",30109,55.6,566,"670 of 3143" "Yellowstone County",30111,48.2,78813,"2308 of 3143" Created by statecancerprofiles.cancer.gov on 03/28/2024 1:34 pm. Source: Demographic data provided by the Census Bureau (http://www.census.gov/) & the American Community Survey (http://www.census.gov/acs/www/). "For more information about Population: Age 40 and over, see the dictionary at http://statecancerprofiles.cancer.gov/dictionary.php#population." Data for United States does not include Puerto Rico.