17.20.020   Permitted uses.
   A building or premises shall be used only for the following purposes:
   A.   Single-family dwellings of not less than eight hundred square feet of floor space of a permanent nature. Specifically excluding trailer houses and mobile homes, notwithstanding the fact, the mobile home is set on a permanent foundation and the wheels and mobile characteristics removed;
   B.   Municipality owned or operated parks and playgrounds;
   C.   Churches;
   D.   Public schools, elementary and high, and educational institutions having a curriculum the same as ordinarily given in public schools;
   E.   Golf courses, except miniature courses and driving tees operated for commercial purposes;
   F.   Nurseries and truck gardening, but not the raising of poultry, pets or livestock for strictly commercial purposes or on a scale that would be objectionable because of noise or odor to surrounding residences;
   G.   Home occupations;
   H.   Accessory buildings and uses customarily incident to the above uses, not involving the conduct of a business, including a private garage. Any accessory building that is not a part of the main structure shall be located not less than sixty feet from the front lot line;
   I.   Temporary buildings for uses incidental to construction work, which buildings shall be removed upon the completion or abandonment of the construction work;
   J.   Church or public building bulletin board not exceeding ten square feet in area and temporary signs not exceeding six square feet in area appertaining to the lease, hire or sale of a building or premises; provided, however, that there shall be no more than one such sign on any one lot. (Prior code § 11-3-1 (a))