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Yellowstone County, Montana

The Yellowstone County Courthouse is located at 217 North 27th Street, Billings, MT 59101; phone: 406-256-2862.


A.J. Gibson House

Photo: Fratt-Link House, circa 1898, located at 142 Clark Avenue, Billings. Listed on the National Register of Historic Places in 2020. Photographed by User:25or6to4 (own work), 2021, [cc-4.0], via Wikimedia Commons, accessed January, 2022.


TOWNS

Yellowstone County was established in 1883, six years prior to Montana being granted statehood.

The county is 2,666 square miles in area; 2,635 square miles in land area and 31 miles in inland water area.

County residents experience the four distinct seasons. According to the National Weather Service, the average daily high in January is 32 degrees farenheit with an average low of 15 degrees above zero and average snowfall of 10.9 inches. The average daily high in July is 85 degrees farenheit, with an average low of 58 degrees, and average precipitation of 1.28 inches. The average last frost date is May 14th, with an annual growing season of approximately 131 days. [www.yellowstonecountymt.gov, accessed January, 2022]

HISTORIC SITES