1258.11 SUBSTANDARD RESIDENTIAL LOTS.
   (a)   Residential lots which were subdivided and platted and were Lots-of-Record prior to the adoption of this Code, and which do not meet the minimum requirements for single-family residential development as established in this Zoning Code shall be deemed substandard or nonconforming.
   (b)   The development criteria for substandard or nonconforming, undeveloped lots shall be derived from existing conditions, using the averages of the two (2) nearest developed adjacent lots. The following criteria will be determined in this manner:
      (1)   Minimum front setback
      (2)   Minimum side setback
      (3)   Minimum rear setback
      (4)   Minimum ground floor building area
   (c)   Minimum square footage as applicable to the zoning classification under which it was platted.
      R-1   1,200 SF*
      R-2   1,200 SF*; 1,500 SF (over one (1) story)*
      *   Exclusive of basement, porches, breezeways, garages, attics, terraces and accessory enclosures. Buildings without basements shall have a utility room provided of two hundred (200) square feet (minimum) in addition to the livable floor area requirement.
      R-3   1,200 SF (one (1) story)**; 1,400 SF (over one (1) story)**
      **   Exclusive of basement, porches, breezeways, garages, attics, terraces and accessory enclosures. Buildings without basements shall have a utility room provided of one hundred fifty (150) square feet (minimum) in addition to the livable floor area requirement.
   (d)   Accessory buildings and uses shall be the same as allowed for R-1 Residential Districts as provided for in Section 1258.03.
   (e)   Additions to existing structures on substandard or nonconforming residential lots shall be permitted, provided that the following setback restrictions be observed as stated below:
*
Minimum Front Setback
Minimum Side Setback
Minimum Combined Side Setback
Minimum Rear Setback
R-1
60
15
40
50
R-2
50
10
25
50
R-3
50
10
20
50
R-4
50
10
25
40
R-5
50
10
30
40
R-5a
50
10
35
40
R-5b
50
15
35
40
R-6
As approved by the Planning Commission
*   Previous zoning designations
 
(Ord. 2010-059. Passed 3-7-11.)