Note: Prior ordinance history: Ords. 80 and 212.
To preserve sensitive environmental areas while allowing high quality family residential areas with very low densities.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
Home occupations;
Large family day care homes;
One one-family dwelling per legal lot;
Small family day care homes.
(Ord. 256 § 5(2), 1989; Ord. 299 § 4, 1990; Ord. 862 § 2, 2022)
The following uses may be permitted subject to a conditional use permit:
Guest home, provided the unit does not exceed six hundred square feet in area and has at least one covered parking space in addition to the required space for the main residence;
Large family day care homes;
Planned residential developments;
Private recreational facilities and ancillary commercial uses;
Public parks and recreation facilities; and
Public utility structures and public service facilities; however transmission lines serving only the immediate area are permitted without a conditional use permit.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
Uses not listed in this chapter are expressly prohibited. No land shall be used nor buildings and structures hereafter be erected, altered, enlarged, or otherwise modified in this zoning district unless said use and improvement is in compliance with the district provisions.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
There shall be four density categories in the OS-R zone. These categories will be distinguished on the zone map by a numerical notation following the OS-R symbol which will provide identification of the minimum net lot area. The density categories are:
Category
Min. Net Size of Lot
5
5 acres
10
10 acres
15
15 acres
20
20 acres
The city shall determine the proper density factor based on the natural constraints of development, environmental sensitivity of the property and the health, safety and welfare of the citizens.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
All newly-created lots shall meet the following minimum net dimensions:
A. 
Area: as noted under density requirements;
B. 
Depth: two hundred feet;
C. 
Width: two hundred feet along a dedicated street frontage property line; however, if it is found that the frontage of the lot must be narrowed because of street design or topographical constraints, the minimum lot width at the street frontage property line shall be fifty feet.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
All newly-developed lots shall have the following minimum yard dimensions;
A. 
Front yard: fifty feet. However, garages can be place in the front yard up to thirty feet from the property line if the planning commission finds that such design is necessary to reduce grading on the lot.
B. 
Side yards: twenty feet each.
C. 
Rear yard: one hundred feet, except garages or carports may be located up to ten feet from a rear property line.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
In addition to all the requirements of Chapter 9.58, the minimum parking shall be as follows:
A. 
Main dwelling: two car parking spaces within a garage.
B. 
Location of parking: parking of all vehicles on the property shall be limited to the garage, approved driveway, or within the required front yard and side yard setback areas.
C. 
Maximum parking area: the maximum area designed for parking of any type of vehicle shall be one thousand square feet within a garage, carport or any other accessory building.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
All parking spaces and structures shall be served by a driveway that meets the following minimum standards:
A. 
Width of driveway serving one to three parking spaces: sixteen feet.
B. 
Width of driveway serving four or more parking spaces: twenty feet.
C. 
Driveways shall be constructed of Portland cement concrete.
D. 
Driveways shall not cover more than thirty percent of the required front yard area.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
There shall be an approved landscaping and irrigation system installed, subject to the standards of Chapter 8.57, within the front and street side yards at the time of construction of the main building. Natural areas may be integrated into the landscape plan provided such natural areas are free of invasive weeds or a source of blow sand. Landscaping shall be designed to prevent irrigation water from flowing over paved surfaces. Turf areas shall be limited, and at least fifty percent of lot landscaping shall be native and/or drought-tolerant plant materials.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)
The minimum dwelling unit size requirements based on number of bedrooms are as follows:
Bedrooms
Minimum Dwelling Unit Size
4 or more
2,500 sq. ft.
3
2,000 sq. ft.
Bedrooms
Minimum Dwelling Unit Size
2 or less
1,500 sq. ft.
(Ord. 256 § 5(2), 1989; Ord. 862 § 2, 2022)