Chapter 17.28
R-3, RESIDENTIAL MULTIPLE-FAMILY DISTRICT
Sections:
17.28.050 Development standards.
17.28.085 Restrictions on additional dwelling units on a single lot.
17.28.010 Purpose.
The R-3 district is intended to provide opportunities for the development of attractive living environments at densities greater than permitted in other residential districts. This district encourages high-density development of affordable single-family and multiple-family housing types for both owner and renter occupants. R-3 districts should be located to maximize direct access to shopping and employment opportunities, public facilities, and major streets and highways in order to minimize through traffic in lower density residential neighborhoods. (Ord. 1912 §3(part), 2008; Ord. 1436 §2(part), 1981).
17.28.020 Permitted uses.
The following uses and their accessory uses are permitted in the R-3 district:
A. Duplex and single-family attached dwellings;
B. Multiple-family dwellings and dwelling groups;
C. Boardinghouses and rooming houses;
D. Public schools, parochial schools, kindergartens, but not including business, dance, music, art, trade, technical or similar schools;
E. Public parks and recreational facilities;
F. Churches and similar religious institutions;
G. Developer’s project office and sales office including mobile homes and trailers adapted to that purpose during construction of the project only;
H. Residential facilities, as that term is defined in ORS 197.660(1); provided, that the city may require an applicant proposing to site a residential facility to supply the city with a copy of the entire application and supporting documentation for state licensing of the facility, except for information which is exempt from public disclosure under ORS 192.496 to 192.530;
I. Residential homes; and
J. Other uses not specified in this or any other district, if the planning commission finds them to be similar to those listed above and compatible with other permitted uses and with the intent of the R-2 district as provided in Section 17.60.140. (Ord. 2014 §3, 2015; Ord. 1912(Exh. 1), 2008; Ord. 1691 §2, 1993; Ord. 1684 §36, 1993; Ord. 1615 §8, 1989; Ord. 1436 §2(part), 1981).
17.28.030 Conditional uses.
The following uses and their accessory uses are permitted in the R-3 district when authorized by the planning commission in accordance with Chapter 17.76:
A. Rest homes, nursing homes and convalescent homes;
B. Private recreational uses and facilities that are compatible with the residential neighborhood, but not including such large intensive commercial uses as golf courses and driving ranges, race tracks, amusement parks, bowling alleys, roller and ice rinks, and similar facilities;
C. Public and public utility buildings, structures and related uses, but not including corporation, storage or repair yards, warehouses and similar uses;
D. Mobile home and manufactured home developments;
E. Mobile home parks;
F. Off-street parking lots to serve the residents of multiple-family developments, mobile home development, group quarters facilities and similar uses;
G. Planned unit developments in accordance with Chapter 17.68;
H. The temporary placement of mobile homes on single lots for the purpose of providing full-time care for the infirm subject to the provisions of Section 17.60.055;
I. Public and parochial early childhood development preschools, nursery schools or day care centers. (Ord. 1684 §37, 1993; Ord. 1615 §33, 1989; Ord. 1551 §4, 1985; Ord. 1530 §2, 1984; Ord. 1436 §2(part), 1981).
17.28.040 Height regulations.
No building or structure shall exceed thirty-five feet in height in an R-3 district. (Ord. 1436 §2(part), 1981).
17.28.050 Development standards.
At the discretion of the applicant, a development application within the R-3 district shall be subject to either:
A. Conventional Zoning.
1. Lot Area. The lot area shall be a minimum of six thousand square feet with corner lots being a minimum of seven thousand square feet.
2. Lot Width. The minimum width of a lot shall be sixty feet, with corner lots being a minimum of seventy feet in width.
3. Lot Depth. No requirement.
4. Front Yard. The front yard shall be a minimum of twenty feet.
5. Side Yard. The side yard shall be a minimum of five feet per story. Side yards abutting a street shall be a minimum of ten feet; provided, that side yards abutting streets shall comply with the following:
a. Sight distance and clear vision area requirements set forth in the public works standards;
b. Special setback rules set forth in Section 17.60.090; and
c. For structures or a part of any structure served by a driveway located on the side yard, the minimum side yard setback, for that part of the structure serving the driveway, such as a garage or carport, shall be twenty feet.
6. Rear Yard. The rear yard shall be a minimum of ten feet.
7. Lot Coverage. The maximum permitted aggregate building coverage shall be fifty percent of the lot area.
8. Special Yards and Distances Between Buildings.
a. The distance between any principal building and detached accessory building shall be a minimum of ten feet.
b. An inner court providing access to double-row dwelling group units or clustered units shall be a minimum of twenty feet in width.
c. The distance between principal buildings shall be at least one-half the sum of the heights of both buildings; provided, that in no case shall the distance be less than twelve feet.
9. Density. All development within the R-3 district shall comply with the following minimum and maximum density requirements:
a. Minimum density: fourteen units per net acre; and
b. Maximum density: twenty-five units per net acre.
The term “net acre” is defined as the project area less all dedicated public areas.
10. Notwithstanding the yard requirements above and depending on the location of the lot, special setback requirements may apply as specified in Section 17.60.090.
B. With the exception of the density requirements in subsection (A)(9) of this section, at the discretion of the applicant, a development application within the R-3 zoning district shall be subject to the following site development standards:
1. The normal base zone requirements as identified in this chapter; or
2. The TOD-MMR site development requirements as set forth in Chapter 17.65, TOD Overlay, and Chapter 17.67, Design Standards--TOD Overlay. (Ord. 2100 § 7, 2023; Ord. 2034 §5, 2017; Ord. 1912 §3(part), 2008; Ord. 1738 §4, 1996; Ord. 1723 §4, 1995; Ord. 1615 §25, 1989; Ord. 1436 §2(part), 1981).
17.28.085 Restrictions on additional dwelling units on a single lot.
No additional dwelling units, as defined in this title, shall be constructed on a single lot upon which there is an existing dwelling unit or units, unless all of the requirements of this chapter are met and:
A. Unoccupied and unobstructed access not less than eighteen feet wide shall be provided from the street fronting the lot to the rear dwelling or dwellings on the lot;
B. Primary access to each dwelling unit is not gained through an alley for either pedestrians or vehicles. (Ord. 1684 §39, 1993; Ord. 1615 §40, 1989; Ord. 1436 §2(part), 1981).
17.28.090 Off-street parking.
All uses shall provide off-street parking and loading facilities as required in Chapter 17.64. (Ord. 1436 §2(part), 1981).