No building or land shall be used and no building shall be hereafter erected or structurally altered, unless otherwise provided in this title, except for one or more of the following uses:
A. One-family dwellings.
B. Schools (elementary and high).
C. Churches; provided, that before a new church may be constructed upon the property, where no church was there before located, the written consent of sixty percent (60%) of the persons owning property within three hundred feet (300') of such location shall first be obtained.
D. Accessory buildings including one private garage which may be multiple spaces when located not less than sixty feet (60') from the front property line or a private garage within or attached to a dwelling.
E. Parks and playgrounds. (1997 Code §17.12.010)