County Offices Holiday ClosureMarch 7, 2024Christmas Day: December 25New Years Day: January 1Martin Luther King Day: January 15More ArticlesClosed for Labor DayAugust 28, 2025Our offices will be closed for Labor Day, September 1, 2025.2025 Bonneville County FairAugust 28, 2025The Bonneville County Fair will be July 31 - August 7, 2025!Bonneville County Household Hazardous Waste Collection Day-September 13th, 2025August 11, 2025Bonneville County Household Hazardous Waste Collection Day-September 13th, 2025