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

August 3, 2015

Temporary positions available September 17, 2015 through May 2016, $12/hour.

August 28, 2015

Growers learn of work required to grow hops for making beer.

August 28, 2015

Weed Management for 2016, grain harvest and storage management, and tillage/compaction will be featured topics.

August 28, 2015

“Play is often talked about as if it were a relief from serious learning.  But for children play is serious learning.  Play is really the work of childhood.”  Fred Rogers.   Join PLAYvolution in Coralville from September 11-20.  Commit to 60 minutes of unstructured, unplugged play during PLAYvolution. 

August 28, 2015

Late summer and early fall is a great time to manage the flowers growing around the house and in the garden.

Featured "At Work for Iowa" article

Over the last 40 years, Iowa State University Extension and Outreach's AnswerLine hotline has become a highly trusted resource for the people of Iowa, and is always looking for ways to reach new audiences.

Iowa State University Extension & Outreach News

August 12, 2015 02:00 PM

Iowa State University Extension and Outreach is offering a Late Season Crop Management Clinic Aug. 26-27, at the Field Extension...

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