Property and buildings in an “R-1” Single-Family Residential District shall be used only for the following purposes:
(A) Single-family dwelling;
(B) Park, playground or community center;
(C) Accessory uses or buildings which are customarily incidental to any of the above uses;
(D) Group home; provided that a new group home shall not be located within one-fourth of a mile from another group home; and
(E) Elder family home; provided that a new elder family home shall not be located within one-fourth of a mile from another elder family home.