Johnson County Homepage

A world of 4-H with you in it. Join 4-H!

Let your adventure begin! Explore your interests.

Learn it. Grow it. Teach it. Become a Master Gardener in Johnson County.

Small family farms make up 80% of all farms in Iowa.

Iowa State University Extension and Outreach: Johnson County

Johnson County welcomes you to our website!  We are here to serve you through various information and programs.  Take some time to explore our site and learn how ISU Extension programs can "Help You Become Your Best.

County News

January 30, 2015

It is fruit sale time once again!

January 21, 2015

March 11, 2015 at the Riverside Casino & Golf Resort

January 12, 2015

The Washington County Master Gardeners are pleased to bring Nile Dusdieker, a certified American Society Judge for the Chicago Judging Center of orchid growers, to Washington County for a program.

January 9, 2015

 A curriculum to help moms and dads learn how to listen, resolve conflict, and get involved in their child’s life.

January 5, 2015

Iowa has one of the highest rates of elevated radon levels in the nation.

Featured "At Work for Iowa" article

Iowa State University educates more Iowa students than any other university, and ISU Extension and Outreach educates more Iowans. We extend the adventure across Iowa.

Iowa State University Extension & Outreach News

January 2, 2015 04:02 PM

Average Iowa farmland value is now estimated to be $7,943 per acre—a drop in value of $773, or 8.9 percent, per acre. Land values...

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