Iowa State University Extension

  • Agriculture
  • Government
601 S. Illinois Avenue
Mason City, IA 50401
(641) 423-0844
Monday-Thursday 8:00 am to 4:40 pm, Friday 8:00 am to 12:00 pm
  • About

    The Cerro Gordo County Extension Office is a part of a county, state, and federal partnership bringing the resources of Iowa State University and the USDA to you. Your local County Extension Office h

  • Directions

    Located by East Hy-Vee in the SW Corner of the parking lot. We share on office with the Girl Scouts.