Gallatin County, County in southwestern Montana, United States.
Gallatin County extends across 2,632 square miles of land, encompassing the Bridger mountains in the north and Gallatin mountains in the south.
The county was established in 1864 and received its name from Albert Gallatin, the United States Treasury Secretary who organized the Lewis and Clark Expedition.
Montana State University in Bozeman shapes the educational landscape of the county, contributing to scientific research and academic advancement in the region.
The county seat of Bozeman connects to neighboring areas through Interstate 90, while West Yellowstone serves as a primary entrance to Yellowstone National Park.
A small section of land called Lost Dakota existed as a remote part of Dakota Territory until its transfer to Gallatin County in 1873.
Location: Montana
Inception: 1864
Capital city: Bozeman
Shares border with: Broadwater County, Fremont County, Meagher County, Jefferson County, Madison County, Park County, Park County, Teton County
Website: http://gallatin.mt.gov
GPS coordinates: 45.56000,-111.17000
Latest update: March 4, 2025 07:26
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