Welcome to Jefferson County! This year we are celebrating our 100th Anniversary. For upcoming events, please click the centennial logo.
If you would like to follow us on facebook, like us at Jefferson County Facebook Page. We are also on twitter at .
Mon. through Fri., 9 am to 5 pm
210 Courthouse Way
Rigby, ID 83442
Jefferson County Brochure
In the Spotlight
The Jefferson County Preparedness Fair will be held on Saturday, September 13th at the Rigby High School. If you would like to set up an informational display or instruct a class, please call 745-0868. For more information please see the Flyer or the class schedule.
Notice of Tax Deed Sale on August 25th
Notice of Public Hearing on Landfill Use Fees on August 25th
Please click here for more information on Illegal Lot Splitting.
Jefferson County 2014 Fair Book
Photo of Lewisville Town Hall, Jail, and Library built in 1912
To update your information in the CodeRED system, please click on the link. For any questions, please contact Jefferson County's Sheriff's Office at (208) 745-9210.
Jefferson County Interactive Map
Jefferson County Capital Improvement Plan
Jefferson County Comprehensive Plan
Jefferson County Transportation Plan Part I
Jefferson County Transportation Plan Part II