17.204.140   RE zone-Setbacks.
   A.   Front-yard setback. The minimum front-yard setback is determined as follows:
      1.   If there are at least 2 other buildings with front-yard setbacks on the same side of the street on the same block as the lot for which the setback is being determined, the minimum front-yard setback is the average of the 2 front-yard setbacks of the nearest 2 buildings.
      2.   If there is only one other building with a front-yard setback on the same side of the street on the same block as the lot for which the setback is being determined, the minimum front-yard setback is the front-yard setback of the other building.
      3.   If there is no other building with a front-yard setback on the same side of the street on the same block, the minimum front-yard setback is 20 feet.
   B.   Interior side-yard setback. The minimum interior side-yard setback is five feet.
   C.   Street side-yard setback. The minimum street side-yard setback is 12.5 feet.
   D.   Rear-yard setback. The minimum rear-yard setback is 15 feet.
   E.   Levee setback. A minimum 20-foot setback from the landside toe of any flood control levee is required for development less than five acres in size. A minimum 50-foot setback is required from the landside toe of any flood control levee for development five acres or greater in size. No primary or accessory structures may encroach into the levee setback. (Ord. 2015-0031 § 1; Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)