Hot Springs County was created in 1911 and organized in 1913 for portions of Big Horn, Fremont, and Park Counties. Thermopolis is the county seat.

This record group contains records created by the county clerk's office and may include records relating to county government administration, county commissioners, budgets and receiving books, elections and appointments, land ownership, brands, county contracts and agreements, corporation and business records, marriages registered with the county, community welfare, motor vehicle titles, and cartographic records.