(1) 
Defined. Residential occupancy of a dwelling unit by a household. Household living includes the following:
(a) 
Single-family detached (including a new manufactured home);
(b) 
Accessory dwelling unit;
(c) 
Multifamily;
(d) 
Designated manufactured home, manufactured home or mobile home (excluding a new designated manufactured home);
(e) 
New designated manufactured home;
(f) 
Manufactured or mobile home park;
(g) 
Group home;
(h) 
Adult family home; and
(i) 
Middle housing.
(2) 
Single-Family Detached. One dwelling unit in a single principal structure; may also contain an accessory dwelling unit(s) consistent with the requirements of Chapter 20.68 POMC in an attached accessory apartment or a backyard cottage. A new manufactured home shall be treated as a single-family detached home for the purposes of this chapter.
(3) 
Two-Family. Two dwelling units in a single principal structure.
(4) 
Single-Family Attached. Two or more dwelling units where each unit is attached; includes middle housing building types at the unit densities prescribed in Chapter 20.34 POMC and the applicable building type in POMC § 20.32.015.
(5) 
Multifamily. Six or more dwelling units in a single principal structure that do not meet the definition of single-family attached in subsection (4) of this section, or the definition of middle housing as defined in Chapter 20.12 POMC. For purposes of this section, when incorporated within a mixed-use building, a multifamily residential use shall be deemed to consist of two or more dwelling units and located as described in the specific building type. A lobby or other entrance is allowed on the ground floor.
(6) 
Designated Manufactured Home, Manufactured Home or Mobile Home. Designated manufactured homes, manufactured homes or mobile homes (excluding new designated manufactured homes) shall only be permitted within an existing manufactured or mobile home park.
(7) 
Medical Marijuana Cooperative.
(8) 
Manufactured or Mobile Home Park. A cluster of manufactured or mobile homes configured such that more than one mobile home is located on a lot, parcel, or tract. A manufactured or mobile home park typically features land or unsubdivided lots leased or rented by the manufactured home owner. New manufactured or mobile home parks are not permitted in the city. Existing manufactured or mobile home parks may be maintained insofar as the individual homes within a manufactured or mobile home park may be swapped out, but the number of manufactured homes in the manufactured home park may not be increased.
(9) 
Group Home.
(a) 
A dwelling unit containing up to eight unrelated persons who are mentally or physically impaired who are protected under the Fair Housing Act, along with support or supervisory personnel or family members who may reside at the facility.
(b) 
The term mental or physical impairment includes conditions such as blindness, hearing impairment, mobility impairment, HIV infection, mental retardation, alcoholism, drug addiction, chronic fatigue, learning disability, head injury, and mental illness.
(c) 
Current users of illegal controlled substances, persons convicted for illegal manufacture or distribution of a controlled substance, sex offenders, and juvenile offenders are not considered mentally or physically impaired under the Fair Housing Act.
(d) 
The Fair Housing Act affords no protections to individuals with or without disabilities who present a direct threat to the persons or property of others. Determining whether someone poses such a direct threat must be made on an individualized basis, however, and cannot be based on general assumptions or speculation about the nature of a disability.
(10) 
Adult Family Home. A dwelling, licensed by the state of Washington, in which a person or persons provide personal care, special care, room and board to more than one but not more than six adults who are not related by blood or marriage to the person or persons providing the service.
(Ord. 011-19 § 4 (Exh. 1); Ord. 008-25 § 8 (Exh. G); Ord. 019-25, 11/18/2025)
(1) 
Defined. Residential occupancy of a structure by nine or more people that does not meet the definition of household living. Generally, group living facilities have a common eating area for residents, and residents may receive care or training. Group living includes the following:
(a) 
Assisted living facility;
(b) 
Congregate care facility;
(c) 
Hospice;
(d) 
Monastery or convent;
(e) 
Nursing or care home;
(f) 
Independent living facility; and
(g) 
Skilled nursing care facility.
(Ord. 011-19 § 4 (Exh. 1); Ord. 008-25 § 8 (Exh. G); Ord. 019-25, 11/18/2025)
(1) 
Defined. Residential occupancy of a structure with sleeping units that are independently rented or owned and lockable and provide living and sleeping space with residents sharing kitchen facilities with other sleeping units in the building. Co-living may include the following:
(a) 
Boarding house, rooming house, or lodging house;
(b) 
Dormitory; and
(c) 
Congregate living facility.
(2) 
Co-living is allowed in any residential zone that allows at least six multi-family units, including on a lot zoned for mixed use development.
(Ord. 019-25, 11/18/2025)
Defined. A facility that provides treatment for persons not protected under the Fair Housing Act or who present a direct threat to the persons or property of others. Includes persons convicted for illegal manufacture or distribution of a controlled substance, sex offenders, and juvenile offenders. Also includes facilities that provide transient housing related to post-incarceration and social service programs. Does not include facilities serving persons who have been civilly committed as sexually violent predators (SVPs) and conditionally released to a less restrictive alternative (LRA) in accordance with Chapter 71.09 RCW. Such facilities are addressed in POMC § 20.39.122 (Secured high risk social service facilities).
(Ord. 011-19 § 4 (Exh. 1); Ord. 021-19 § 3; Ord. 037-19 § 3; Ord. 008-25 § 8 (Exh. G))
Secured high risk social service facilities are facilities serving one or more persons civilly committed as sexually violent predators (SVPs) and conditionally released to a less restrictive alternative (LRA) in accordance with Chapter 71.09 RCW. An LRA is a facility that provides court-ordered supervision, security, and sex offender treatment services.
(1) 
Secured high risk social services facilities shall only be permitted in zones where permitted as a conditional use in the land use table in this chapter.
(2) 
Where indicated as a conditional use in the use table, POMC § 20.39.040, a secured high risk social services facility is required to obtain a conditional use permit per Chapter 20.50 POMC. In addition to the criteria for approval in POMC § 20.50.050, the hearing examiner must also make the following findings in order to issue the conditional use permit:
(a) 
The city shall hold a neighborhood meeting prior to a public hearing for the proposed secured high risk social services facility. The project applicant shall cover all meeting costs.
(b) 
The city shall provide community notification to all landowners within a half-mile radius of the proposed secured high risk social services facility at least two weeks prior to a neighborhood meeting. The project applicant shall cover all community notification costs.
(c) 
The secured high risk social services facility shall not be located adjacent to, immediately across a street or parking lot from, or within the line of sight of a risk potential activity or facility in existence at the time the secured high risk social services facility is established.
(i) 
"Within the line of sight"
means that it is possible to reasonably visually distinguish and recognize individuals.
(ii) 
"Risk potential activities and facilities"
means an activity or facility that provides a higher incidence of risk to the public from persons conditionally released to an LRA. Risk potential activities and facilities include: public and private schools, school bus stops, licensed day care and licensed preschool facilities, domestic violence shelters, public parks, publicly dedicated trails, sports fields, playgrounds, recreational and community centers, churches, synagogues, temples, mosques, public libraries, public and private youth camps, and others identified during a public hearing. For the purposes of this section, "school bus stops" does not include bus stops established primarily for public transit.
(d) 
The secured high risk social services facility shall not be located in a community protection zone as defined in RCW 9.94A.030(6).
(i) 
Distance shall be measured from all property lines of the social services facility and from all property lines of the facilities and grounds of a public or private school.
(e) 
The secured high risk social services facility shall meet the applicable health district standards for water and sewage disposal to account for staff and residents.
(f) 
Principal access to the secured high risk social services facility shall be from a city-maintained right-of-way.
(g) 
If a person's liberty is restricted or a person is not capable of self-preservation without physical assistance, the secured high risk social services facility shall be equipped with an automated fire sprinkler system as required by the building code.
(h) 
If windows/doors are required to be secured, the secured high risk social services facility shall have a system to automatically release locks, which shall be interlocked with the fire protection system.
(i) 
The secured high risk social services facility shall have backup power sufficient to energize the safety and security systems in the event of a power outage.
(Ord. 021-19 § 4; Ord. 037-19 § 4; Ord. 008-25 § 8 (Exh. G))