UI Extension Jefferson County

UI Extension Jefferson County Jefferson County Extension educates the community through Family Consumer Science, Agriculture and 4-H.

To register for 4-H, go to 4h.zsuite.org, after completing online registration process come into the office and pay registration fee. Fees are as follows: Cloverbuds (6-8 year olds) $15.00, Regular 4-H (8-18 year olds) $25.00.

08/11/2026

Jefferson County Fair Schedule 👇🏼

08/11/2026
Mud Lake Champions!
08/08/2026

Mud Lake Champions!

Mud lake swine show!
08/06/2026

Mud lake swine show!

08/06/2026

Mud lake fair!! Here we go! 🎉🎉

07/29/2026

Rigby Families!
The Jefferson County - ID Fair is quickly approaching! We wanted to share some information with you.

✅Rigby Scales will be open tonight 4-8 if you need to come weigh.

✅Tomorrow morning is the Fair clean up! Your club leaders have assignments. Please check with them. (There are a couple clubs that have a different assignment on a different day)

✅Saturday is the Small Animal Barn set up at 8:00 am

✅Record Books! Printing is happening and available in the 4H office all week, if you need your book printed. THEY ARE DUE MONDAY, AUGUST 3, BEFORE 5 PM.

✅Market sale pictures - Please upload your pictures to jeffco.showandfair.com

✅Jeffco.showandfair.com also has a new buyer information tab! Check it out!

✅ Please get your pee-wee showman registered before the fair starts! It makes it so much easier for us to be prepared for those classes!

Send a message to learn more

We are super excited for the Style R***e that's just around the corner! Registration forms can be picked up in the offi...
07/24/2026

We are super excited for the Style R***e that's just around the corner! Registration forms can be picked up in the office. If your 4-H youth made a wearable sewing project, we invite them to participate!! Practice m/decorate the stage on Saturday Aug 8th, with the show on Monday, Aug 10th.

Address

210 Courthouse Way, Suite 180
Rigby, ID
83442

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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