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 @JeffersonCoID.


The Circular Butte Landfill will be closed on Monday, September 7th.

Request for Maintenance Proposals

Upper Snake River Cooperative Spray Day

Jefferson County Brochure

Illegal Lot Splitting


View County Events and Public Meetings
View Calendar

Jefferson County Interactive Map

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