Title 17C Land Use Standards
Chapter 17C.111 Resident ial Zones
Section 17C.111.110 Limited Use Standards
The uses listed below contain the limitations and correspond with the bracketed [ ] footnote numbers from Table 17C.111.100-1 .
Group Living.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [1]. Group living uses are also subject to the standards of chapter 17C.330 SMC , Group Living.
General Standards.
All group living uses in RA, R1, R2, RMF, and RHD zones, except for alternative or post incarceration facilities, are regulated as follows:
All group living uses are subject to the requirement s of chapter 17C.330 SMC , Group Living, including the maximum resident ial density provisions of Table 17C.330.120-1 .
Group living uses for more than six resident s are a conditional use in the RA and R1 zones, subject to the standards of chapter 17C.320 SMC , Conditional Uses, and the spacing requirement s of SMC 17C.330.120(B)(2) .
Group living uses for more than twelve resident s are a conditional use in the R2 and RMF zones, subject to the standards of chapter 17C.320 SMC , Conditional Uses, and the spacing requirement s of SMC 17C.330.120(B)(2) .
Exception.
Normally all resident s of a structure are counted to determine whether the use is allowed or a conditional use as stated in subsections (A)(1)(a), (b) and (c) of this section. The only exception is resident ial facilities licensed by or under the authority of the state of Washington. In these cases, staff persons are not counted as resident s to determine whether the facility meets the twelve-resident cut-off above, for which a conditional use permit is required.
Alternative or Post Incarceration Facilities.
Group living uses, which consist of alternative or post incarceration facilities, are conditional uses regardless of size and are subject to the provisions of chapter 17C.320 SMC , Conditional Uses. They are also subject to the standards of chapter 17C.330 SMC , Group Living.
Office.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [2]. Offices in the RMF and RHD zones and are subject to the provisions of chapter 17C.320 SMC , Conditional Uses and are processed as a Type III application.
Basic Utilities.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [3]. Basic utilities that serve a development site are accessory uses to the primary use being served. In the RA, R1, and R2 zones, a one-time addition to an existing base utility use is permitted, provided the addition is less than fifteen hundred square feet and five or less parking stalls located on the same site as the primary use. The addition and parking are subject to the development standards of the base zone and the design standards for institutional uses. New buildings or larger additions require a conditional use permit and are processed as a Type III application. New buildings or additions to existing base utilities uses are permitted in the RMF and RHD zones.
Community Service Facilities.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [4]. In the RA, R1, and R2 zones, a one-time addition to an existing community services use is permitted, provided the addition is less than fifteen hundred square feet and three or less parking stalls located on the same site as the primary use. The addition and parking are subject to the development standards of the base zone and the design standards for institutional uses. New buildings or larger additions require a conditional use permit and are processed as a Type III application. New buildings or additions to existing community services uses are permitted in the RMF and RHD zones.
Religious Institutions.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [6]. In the RA, R1, and R2 zones, a one-time addition to religious institutions is permitted, provided the addition is less than one thousand five hundred square feet and fifteen or less parking stalls located on the same site as the primary use. The addition and parking are subject to the development standards of the base zone and the design standards for institutional uses. New buildings or larger additions require a conditional use permit and are processed as a Type II application. The Planning Director may require a Type II conditional use permit application be processed as a Type III application when the Director issues written findings that the Type III process is in the public interest. Applicants must comply with the community meeting requirement s set forth in SMC 17G.061.110 prior to submitting an application. New buildings or additions to existing religious institutions uses are permitted in the RMF and RHD zones.
Schools.
This regulation applies to all parts of the Table 17C.111.100-1 that have a note [7]. In the RA, R1, and R2 zones, a one-time addition to schools is permitted, provided the addition is less than five thousand square feet and five or less parking stalls located on the same site as the primary use. The addition and parking are subject to the development standards of the base zone and the design standards for institutional uses. New buildings or larger additions require a conditional use permit and are processed as a Type II application. The Planning Director may require a Type II conditional use permit application be processed as a Type III application when the Director issues written findings that the Type III process is in the public interest. Applicants must comply with the community meeting requirement s set forth in SMC 17G.061.110 prior to submitting an application.
Agriculture.
This regulation applies to all parts of Table 17C.111.100-1 that have a note [8]. The keeping of large and small domestic animals, including bees, is permitted in the RA zone. See chapter 17C.310 SMC , Animal Keeping, for specific standards.
Date Passed: Monday, September 22, 2025
Effective Date: Thursday, October 30, 2025
ORD C36742 Section 7
