18.31.030   Development standards—Residential.
   A.   Minimum site area: Four thousand five hundred square feet.
   B.   Average area per dwelling unit: One thousand square feet.
   C.   Minimum site setback requirements:
      1.   Front: Twenty feet;
      2.   Side: Seven feet;
      3.   Rear: Ten feet.
   D.   Minimum site width: Forty feet.
   E.   With the exception of perimeter site setbacks, zero lot-line siting of dwelling units on individual lots is permissible, subject to Pima County building codes (Title 15).
   F.   Building height limitations:
      1.   Maximum height: Thirty-four feet; and
      2.   In areas restricted by the hillside development zone (Chapter 18.61, HD Hillside Development Zone), no building shall exceed two stories; and
      3.   In areas designated as historic zones (Chapter 18.63, Historic Zone) no buildings shall exceed two stories; and
      4.   For all conditionally approved rezonings that do not have an ordinance for TR, if a third story is requested within the thirty-four-foot height limit, approval shall be requested at a noticed board of supervisors public hearing.
   G.   Minimum distance between main multiple dwelling buildings: Subject to Pima County building codes (Title 15).
(Ord. 2017-37 § 4, 2017: Ord. 2005-1 § 4 (part), 2005; Ord. 1995-42 § 3 (part), 1995; Ord. 1992-60 § 1, 1992; Ord. 1985-82 (part), 1985)