Green Days is an annual community celebration held in Johnston, Iowa, at Terra Park.
 Green Days 2023 activities include Jammin’ in Johnston a Business Expo, parade, carnival, & live entertainment in the beverage garden!

Green Days 2023: 

“The Grass is Greener in Johnston!” 

Green Days is organized by the Johnston Chamber of Commerce.
Please come and join us for the celebration, June 15th-18th, 2023!