167.20 R-3 - TOWNHOME RESIDENTIAL MODERATE DENSITY DISTRICT.
      1.   Purpose. The R-3 district is intended to provide for moderate density mixed residential development including small lot Single Family dwellings, Two Family Dwellings, and Townhouse residential development, with gross densities below 15 dwellings per acre.
      2.   Site Development Regulations.
Regulator
1-Family Detached
1-Family Attached (Note 1)
Duplex (Two Family)
Town-house (Note 1)
Other Non- Institutional Uses
Other Institutional Uses
Regulator
1-Family Detached
1-Family Attached (Note 1)
Duplex (Two Family)
Town-house (Note 1)
Other Non- Institutional Uses
Other Institutional Uses
Site Area per Housing Unit (sq. ft.)
3,000
Minimum Lot Area (sq. ft.)
7,200
3,500
7,000
2,400
6,000
6,000
Minimum Lot Width (feet)
In Conventional Development
60
35
70
NA
60
55
Minimum Yards (feet) (Note 3)
Front Yard
25
25
25
25
25
25
Side Yard (Note 1, 2)
   One Story
6
6
6
6
7
15
   Two Stories
8
8
8
8
8
15
   Three Stories
10
10
10
10
10
15
Street Side Yard, Corner Lot
15
25
15
15
25
25
Rear Yard
25
25
25
25
25
35
Maximum Height (feet)
35
35
35
35
35
35
Maximum Amount of Total Parking Located in Street Yard
NA
NA
NA
NA
50%
50%
 
   Note 1: 1-Family Attached and Townhouse Development. Regulators are shown on a per unit basis. Side yard setbacks are indicated for detached building walls.
   Note 2: Zero Lot Line and Single-Family Attached Development. Within a common development, one interior side yard may be equal to zero for single-family detached residential use if:
      1.   The normal side yard setback requirement must be maintained adjacent to any lot with an existing structure not within the common development; or not otherwise designated for zero lot line use.
      2.   An easement for maintenance of the zero lot line façade is prepared by the developer and filed with the Crawford County Register of Deeds, the City Clerk, and the Building Official at the time of application for a building permit.
   Note 3: Flexible Yard Setbacks in Planned Districts. The Planning Commission and City Council may vary required minimum setbacks in planned districts. However, the setback from the front facade of a garage to any public or private street right-of-way Including the boundary of sidewalks) must be at least 20 feet.
      3.   Additional Requirements. Parking areas, accessory buildings, and garages must be at least 5 feet from a side or rear lot line. A greater separation from residential zoning districts may be required by Section 171.05.