Union County Office

18000 State Route 4, Suite E
Marysville, OH 43040

Hours of Operation

We have some good news! Effective immediately, the Extension Offices across the state have been given permission to return to an open status to the public. This means that we are now allowed to have our office door unlocked and appointments will not be needed for general inquiries and office visits.

Union County Extension

County News

  1. Tractor with Sprayer

    Last Chance! Don't Miss Out!!!

    Pesticide and Fertilizer Applicator licenses that expired in 2020 or 2021 are due for renewal by July 1, 2021! This may be your last opportunity!! Join Extension Educators for a morning of updates and information.
  2. Union County Master Gardener Tour - July 11, 2021

    2021 Garden Tour - July 11

    Union County in Bloom, the 2021 Union County Master Gardener Tour of Gardens, is on Sunday, July 11, from 11 a.m. to 5 p.m.  See landscaping examples of perennial, shade, wildflower and vegetable gardens at residences and the demonstration gardens at the Agricultural Center.
  3. Poultry Exhibits at the Union County Fair

    2021 Union County Project Clinics

    2021 Union County Project Clinics Tuesday, June 29 & Wednesday, June 30  at the Union County Fairgrounds June 29, 7 pm – 8 pm Topics Include: