(a) 
R-1 single-family residential district.
The R-1 district is intended to provide areas for very low density development of single-family detached dwelling units which are constructed at an approximate density of 2.9 units per acre.
(b) 
R-2 single-family residential district.
The R-2 district is intended to provide areas for low density development of single-family detached dwelling units which are constructed at an approximate density of 4.0 units per acre.
(c) 
R-3 single-family district.
The R-3 district is intended to be a transitional zone between developments of lower and higher densities or between lower density residential and nonresidential areas and to provide areas for moderate density development of single-family detached dwelling units which are constructed at an approximate density of 4.8 units per acre.
(d) 
RE-1 district.
The RE-1 residential estate district is intended to provide areas for very low density development of single-family detached dwelling units which are constructed at an approximate density of one unit per acre in a quasi-rural setting. The RE-1 district is specifically planned to allow for the keeping of livestock in a residential setting.
(e) 
RE-2 district.
The RE-2 residential estate district is intended to provide areas for very low density development of single-family detached dwelling units which are constructed at an approximate density of less than two units per acre. The RE-2 district is primarily intended for areas identified in the Vision2030 Land Use Plan as Residential Estate.
(Ordinance 1874, art. 4, § 410(A), adopted 3/22/1993; Ordinance 3837, § 3, adopted 1/22/2024)
Uses permitted within the R-1, R-2, R-3, RE-1, and RE-2 districts are provided in division 3 of article V of this chapter, table of permitted uses.
(Ordinance 1874, art. 4, § 410(B), adopted 3/22/1993; Ordinance 3837, § 4, adopted 1/22/2024)
The following lot and area requirements shall be required within the R-1, R-2, R-3, RE-1, and RE-2 districts:
Table 4-1
Lot and Area Requirements
Description
R-1
R-2
R-3
RE-1
RE-2
Platted prior to
1/1/1998
Platted after
1/1/1998
Platted prior to
1/1/1998
Platted after
1/1/1998
Platted or zoned prior to
8/12/2002
Platted or zoned after
8/12/2002
Platted prior to
1/1/1998
Platted after
1/1/1998
1.
Min. Lot Area
13,000 s.f.
13,000 s.f.
9,000 s.f.
9,000 s.f.
7,500 s.f.
7,700 s.f.
1 acre
1 acre
20,000 s.f.
2.
Min. Lot Width1
 
 
 
 
 
 
 
 
 
 
a. Interior Lots
85 ft.
85 ft.
70 ft.
72.5 ft.
65 ft.
70 ft.
85 ft.
85 ft.
85 ft
 
b. Corner Lot
85 ft.
85 ft.
80 ft.
80 ft.
75 ft.
75 ft.
85 ft.
85 ft.
85 ft.
3.
Min. Lot Depth
120 ft.
120 ft.
110 ft.
110 ft.
100 ft.
110 ft.
120 ft.
120 ft.
120 ft.
4.
Min. Dwelling Unit Size 2
2,000 s.f.
2,300 s.f.
1,800 s.f.
2,000 s.f.
1,600 s.f.
1,800 s.f.
2,000 s.f.
2,300 s.f.
2,000 s.f.
5.
Min. Front Building Line
25 ft.
25 ft.
25 ft.
20 ft.
20 ft.
20 ft.
25 ft.
25 ft.
25 ft.
6.
Min. Side Building Line
10 ft. and 6 ft. 3
10 ft. and 6 ft. 3
10 ft. and 6 ft. 3
10 ft. and 6 ft. 3
6 ft. 4
6 ft. 4
10 ft. and 6 ft. 3
10 ft. and 6 ft. 3
10 ft. and 6 ft. 3
7.
Min. Rear Building Line
10 ft.
10 ft.
10 ft.
10 ft.
10 ft.
10 ft.
10 ft.
10 ft.
10 ft.
8.
Max. Structure Height5
38 ft.
38 ft.
38 ft.
38 ft.
38 ft.
38 ft.
38 ft.
38 ft.
38 ft.
9.
Rear Yard Open Space Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
20 percent of Lot Area
Notes:
1
See section 118-591, for lot width of irregular or cul-de-sac lots.
2
See divisions 13 of article IV of this chapter for dwelling unit size overlay district.
3
Except for corner lots, which shall have 20 feet on the side yard adjacent to a side street and not less than six feet on the other side. Subdivision submitted for approval prior to January 1, 1990, shall have six-foot side yards, except for corner lots which shall have 20 feet on the street side and not less than six feet on the other side.
4
Except corner lots adjacent to a side street shall be at least 20 feet on the street side and not less than six feet on the other side.
5
Fifty-foot maximum height on lots one acre or larger provided side and rear yards are a minimum of 20 feet.
(Ordinance 1874, art. 4, § 410(C), adopted 3/22/1993; Ordinance 2895, § 4, adopted 7/24/2006; Ordinance 3837, §§ 5, 6, adopted 1/22/2024)
The following general conditions shall be required of all development located within the R-1, R-2, R-3, RE-1, and RE-2 districts:
(1) 
Fences in R-1, R-2, R-3, RE-1, and RE-2 districts: See article VIII, screening and fencing.
(2) 
Parking in R-1, R-2, R-3 districts, RE-1, and RE-2: Off-street parking space shall be provided on the lots to accommodate four cars for each dwelling unit. At least two of such spaces shall be covered; however, no supporting member of any garage, carport or other automobile storage structure shall be located within the required front building line. See article VII, parking and loading regulations.
(3) 
Accessory buildings in R-1, R-2, R-3, RE-1, and RE-2 districts: See article V, supplementary district regulations. In addition, in the RE-1 district the location of stables and/or other accessory buildings associated with the keeping of livestock shall also be subject to the provisions of chapter 14 of this Code.
(4) 
Customary home occupations in R-1, R-2, R-3, RE-1, and RE-2 districts: See article V, supplementary district regulations.
(5) 
Garage entry requirements:
a. 
R-1, R-2, RE-1, and RE-2 districts: Within every subdivision in which the subdivision plat is submitted for approval after January 1, 1990, only front entry garages, set back 30 feet off the building line, side entry, and rear entry will be allowed.
b. 
R-3 districts: Within every subdivision in which the subdivision plat is submitted for approval after August 12, 2002, only front entry garages, set back 30 feet off the building line, side entry with no garages more than ten feet in front of the occupied building front, and rear entry will be allowed. All properties zoned R-3 prior to August 12, 2002, are exempt from the above requirements.
c. 
R-1, R-2, R-3, RE-1, and RE-2 districts: For residences with at least 2,500 square feet of air-conditioned space and three garages, one of such garages may be a front entry garage located at least 20 feet behind the front building line.
(6) 
Garage entry distance: Minimum distance between a side or rear property line and a garage entry shall be 22 feet.
(7) 
Masonry requirement: See article V, supplementary district regulations.
(8) 
Landscaping requirement: See separate landscape regulations in article III, chapter 114 of this Code.
(Ordinance 1874, art. 4, § 410(D), adopted 3/22/1993; Ordinance 3160, § 1, adopted 12/12/2011; Ordinance 3837, § 7, adopted 1/22/2024)