You must file with the county or city where your home is located. Each county has different applications and required documents.To qualify for Homestead Exemption (F. A real property mobile home is taxed with the land and may qualify for a homestead exemption. The Forsyth County government has announced a new way for residents to apply for homestead and school tax exemptions. Forsyth County residents seeking to apply for the homestead exemption, or the age 65 plus school tax exemption, can now do so online.