The homestead exemp- tion provides a reduction in property taxes to qualified senior or disabled citizens, or a surviving spouse, on the dwelling that is that. Apply for Homestead Exemption, Visit the Clark County Auditor website to learn how to apply for a homestead exemption.There is a real estate homestead exemption available. Please contact the Clark County Auditor's Office at 937-521-1862 for details. 3. Sales tax rate lookup and sales tax item calculator. And income tax base, current property tax laws in Ohio restricting revenue growth, facility condition, required educational programs and other factors. Locate your county on the map or select from the drop-down menu to find ways to pay your personal property tax. A person's home of residence, personal belongings and 1 vehicle usually are not counted in the resource limit. Coverage. History. Clark Lake is a headwater impoundment of Sinking Creek in the Great Miami River watershed.