Oceana County Fair Dates: 8/25/2010 - 8/28/2010 Fair Address: 1025 State St Hart, MI  49420 Mailing Address: 223 Lake St Hart, MI  49420 Phone: 231.873.2253 231.873.2565 - Fair office FAX: 231.873.2642 E-Mail: gelace@hughes.net