Application for assistance under Sections 43-3-51 through 43-3-91 shall be made to the county department of the county in which the applicant resides. The application shall be in writing or reduced to writing in the manner and upon the form prescribed by the state department. Such application shall contain a statement of the amount of property, both personal and real, in which the applicant has an interest and of all income which he may have at the time of the filing of the application, and such other information as may be required by the state department.