| Demographics | Senate District 31 |
|---|
| Population | |
|---|
| Population Change | |
|---|
| Total Population 2000 | 17,800 |
| Total Population 2010 | 19,737 |
| Percent of change from 2000 to 2010 Census | 9.81% |
| Age | |
|---|
| Total Reported | |
|---|
| Age 5 to 9 Years | 1,132 |
| 10 to 14 Years | 1,161 |
| 15 to 17 Years | 665 |
| 18 to 19 Years | 572 |
| 20 to 24 Years | 2,472 |
| 25 to 34 Years | 2,281 |
| 35 to 44 Years | 2,329 |
| 45 to 54 Years | 2,853 |
| 55 to 59 Years | 1,549 |
| 60 to 64 Years | 1,307 |
| 65 to 74 Years | 1,434 |
| 75 to 84 Years | 731 |
| 85 Years and Over | 356 |
| Percent | |
|---|
| Percent Under 5 Years | 4.53% |
| Percent 18 & Over | 80.48% |
| Percent 62 Years and Over | 16.53% |
| Percent 65 Years and Over | 12.77% |
| Percent 85 Years and Over | 1.80% |
| Bands | |
|---|
| Age 0 to 17 | 3,853 |
| 18 to 24 Years | 3,044 |
| 25 to 44 Years | 4,610 |
| 45 to 64 Years | 5,709 |
| 62 Years and Over | 3,263 |
| 65 Years and Over | 2,521 |
| Under 5 Years | 895 |
| 15 to 19 Years | 1,237 |
| 18 & Over | 15,884 |
| 21 & Over | 14,743 |
| Sex | |
|---|
| Males | 10,206 |
| Females | 9,531 |
| Males 18 & Over | 8,276 |
| Females 18 & Over | 7,608 |
| Males 65 & Over | 1,189 |
| Females 65 & Over | 1,332 |
| Race | |
|---|
| Total Reported | |
|---|
| White | 19,309 |
| Black or African American | 84 |
| American Indian and Alaska Native | 168 |
| Asian | 310 |
| Native Hawaiian and Other Pacific Islander | 18 |
| Some Other Race | 123 |
| Hispanic or Latino (of any race) | 378 |
| Not Hispanic or Latino | 19,359 |
| White Alone Not Hispanic | 18,807 |
| Number of Races Reported | |
|---|
| One Race | 19,487 |
| Two or More Races Reported | 250 |
| Two Races | 227 |
| Three Races | 19 |
| Four Races | 4 |
| Five Races | 0 |
| Six Races | 0 |
| 18 Years and Over - Total Reported | |
|---|
| White | 15,562 |
| Black or African American | 46 |
| American Indian and Alaska Native | 132 |
| Asian | 223 |
| Native Hawaiian and Other Pacific Islander | 17 |
| Some Other Race | 75 |
| 18 Years and Over - Number of Races Reported | |
|---|
| Two or More Races Reported | 157 |
| Two Races | 146 |
| Three Races | 8 |
| Four Races | 3 |
| Five Races | 0 |
| Six Races | 0 |
| Households | |
|---|
| Households - Units | |
|---|
| Total Households | 8,155 |
| Households With Individuals Under 18 Years | 2,061 |
| Households With Individuals 65 Years and Over | 1,773 |
| Family Households | |
|---|
| Family Households (Families) | 4,904 |
| With Own Children Under 18 Years | 1,987 |
| Married Couple Family | 4,295 |
| Married Couple Family - With Own Children Under 18 Years | 1,648 |
| Female householder No Husband Present | 378 |
| Female householder No Husband Present - With Own Children Under 18 Years | 213 |
| Nonfamily Households | |
|---|
| Non Family Households | 3,251 |
| Householder Living Alone | 2,065 |
| Householder 65 Years and Over | 1,666 |
| Housing | |
|---|
| Housing Occupancy | |
|---|
| Total Housing Units | 9,061 |
| Occupied Housing Units | 8,155 |
| Owner Occupied | 5,428 |
| Renter Occupied | 2,727 |
| Vacant Housing Units | 906 |
| Vacant for Rent | 197 |
| Vacant for Sale | 154 |
| Vacant for Seasonal, Recreation or Occasional Use | 379 |
| Housing Tenure | |
|---|
| Total Owner Units Including Units for Sale | 5,582 |
| Total Rental Units Including Units Vacant for Rent | 2,924 |
| Population in Owner-Occupied Units | 13,666 |
| Population in Rented Units | 5,666 |
| Industries | Senate District 31 |
|---|
| Natural Resources | |
|---|
| Energy Wells, Active | |
|---|
| Coal bed methane | 0 |
| Gas | 0 |
| Gas storage | 0 |
| Injection | 0 |
| Oil | 0 |
| Energy Pipeline (1 or more miles) | |
|---|
| Crude oil | 0 |
| Liquefied petroleum gas | 0 |
| Natural gas | 14 |
| Refined product | 15 |
| Libraries | Senate District 31 |
|---|
| Library Type | |
|---|
| Total | 44 |
| Public | 3 |
| Branches | 0 |
| Bookmobiles | 0 |
| Academic | 2 |
| Institutional | 0 |
| School | 36 |
| Special | 3 |
| Other | 0 |
| Land | Senate District 31 |
|---|
| Land Ownership (square miles) | |
|---|
| Private | 115 |
| Local government | 5 |
| Montana Fish, Wildlife, and Parks | 59 |
| State trust land | 159 |
| Other state land | 17 |
| US Bureau of Land Management | 17 |
| US Fish and Wildlife Service | <1 |
| US Forest Service | 59 |
| US National Park Service | <1 |
| Other federal land | <1 |
| Conservation Easements (acres) | |
|---|
| Bitter Root Land Trust | 0 |
| City Government | 0 |
| Clark Fork-Pend Oreille Conservancy | 0 |
| County Government | 0 |
| Ducks Unlimited | 0 |
| Five Valleys Land Trust | 0 |
| Flathead Land Trust | 0 |
| Gallatin Valley Land Trust | 5,084 |
| Humane Society Wildlife Land Trust | 0 |
| Kaniksu Land Trust Inc. | 0 |
| Montana Conservation Trust | 0 |
| Montana Dept of Transportation | 0 |
| Montana Fish, Wildlife, and Parks | 228 |
| Montana Land Reliance | 1,219 |
| Mule Deer Foundation | 0 |
| National Wildlife Federation | 0 |
| Prickly Pear Land Trust | 0 |
| Rattlesnake Land Trust | 0 |
| Rocky Mountain Elk Foundation | 240 |
| Salish ad Kootenai Tribal Lands | 0 |
| The Bighorn Institute | 0 |
| The Conservation Fund | 0 |
| The Nature Conservancy | 0 |
| US Bureau of Reclamation | 0 |
| US Dept of Agriculture | 0 |
| US Fish and Wildlife Service | 0 |
| US Forest Service | 0 |
| US Government | 0 |
| Vital Ground Foundation | 0 |
| Land in Agricultural Use (acres) | |
|---|
| Continuously cropped | 52 |
| Fallow | 3,098 |
| Grazing | 39,037 |
| Hay (non-irrigated) | 4,966 |
| Irrigated (hay or crop) | 2,643 |
| Noncommercial forest | 1,688 |
| Forest | 21,824 |
| Wildlife | Senate District 31 |
|---|
| Recreation Acres | |
|---|
| Fishing access sites | 76 |
| Fishing conservation areas | 0 |
| State parks | 0 |
| Wildlife conservation easements | 229 |
| Wildlife protection areas | 0 |
| Wildlife management areas | 0 |
| Block Management (acres) | |
|---|
| Block management (acres) | 0 |
