Welcome to Jefferson County!
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
There will be a welcoming reception in behalf of Scott Hancock, Commissioner District #2, Colleen Poole, County Clerk,and Dave Walrath, Public Works Administrator, at 7 p.m. on March 24th in the commissioners' meeting room in Rigby and at 7 p.m. on March 26th at the ALC District Office, 1256 E 1500 N, Terreton, ID.
Please click here for more information on Illegal Lot Splitting.
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