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Gallatin County
countyGallatin County, Montana
Overview
- Classification
- County
- FIPS Code
- 30031
- Country
- United States
- County
- Gallatin County
Geography
- Region
- Mountain West
- Elevation
- 4,793 ft
- Total Area
- 2,632 sq mi
- Land Area
- 2,603 sq mi
- Water Area
- 29 sq mi
- Latitude
- 45.56
- Longitude
- -111.17
- Climate
- Temperate climate with cold winters and mild summers. Average winter temperatures range between 15-30°F while average summer temperatures range between 65-85°F. Receives a significant amount of precipitation from October through April.
- Notable Features
- Bridger Range · Gallatin Range · Gallatin River · Yellowstone National Park
- Neighboring Areas
- Madison County · Jefferson County · Broadwater County · Meagher County · Park County, MT · Park County, WY · Teton County, WY · Fremont County, ID
Demographics
- Population (2020)
- 118,960
- Est. Population (2023)
- 122,194
- Median Age
- 33.8
- Median Income
- $87,454
- Poverty Rate
- 10.6%
- Owner-Occupied
- 61.5%
- Racial & Ethnic Composition
- White (Non-Hispanic) (88.3%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (2.51%), Two Races Including Other (Hispanic) (2.07%), White (Hispanic) (1.4%), and Other (Hispanic) (1.33%)
Governance
- Government Type
- County government
- Governing Body
- Board of County Commissioners
- Body Size
- 3 members
- Municipal Services
- Law enforcement · Road maintenance · Courts · Record keeping · Social services
U.S. Congress
Economy
- Economic Profile
- Diversifying economy; attracts entrepreneurs, workers, retirees, and tourists
- Employment Sectors
- Retail Trade · Construction · Educational Services · Healthcare · Accommodation & Food Services
Education
- School Districts
- Bozeman Public Schools · Belgrade Public Schools · Manhattan Public Schools · Three Forks Public Schools · Amsterdam Elementary School District · Anderson Elementary School District · Cottonwood Elementary School District · Gallatin Gateway Elementary School District · LaMotte Elementary School District · Malmborg Elementary School District · Monforton Elementary School District · Pass Creek Elementary School District · Shields Valley Elementary School District
- Colleges & Universities
- Montana State University
Infrastructure
- Transportation
- Interstate 90 · US Highway 191 · US Highway 287 · Montana Highway 86 · Gallatin Field Airport (BZN)
- Utilities
- Varies by municipality; includes water, sewer, electricity, natural gas, broadband
- Major Facilities
- Gallatin County Courthouse · Bozeman Health Deaconess Hospital · Gallatin Field Airport (BZN)
Recreation
- Outdoor Access
- Yes
- Major Recreation Areas
- Yellowstone National Park · Big Sky Resort · Bridger Bowl Ski Area · Gallatin River · Gallatin County Regional Park
- Parks & Trails
- Gallatin County Regional Park trails · East Gallatin Recreation Area · Cherry River Trail
History
- Founded
- 1865
- Named After
- Albert Gallatin, U.S. Treasury Secretary
- Historical Significance
- Historically significant for its role in westward expansion, agriculture, and as a gateway to Yellowstone National Park.
- Key Events
- Lewis and Clark Expedition passed through in 1805 · Bozeman Trail established in 1864 · Northern Pacific Railroad completed its line through Bozeman in 1883 · Montana Agricultural College held its first classes in 1893




