Chapter 22.32
RESIDENTIAL-4 DISTRICT (R-4)
Sections:
22.32.005 Development standards.
22.32.001 Purpose.
The R-4 zoning district is intended to implement the comprehensive plan’s low density residential land use designation. The district standards aim to preserve and enhance the character of neighborhoods that have a well-established suburban development pattern. The predominant land uses in these neighborhoods are detached single-family dwellings located on 8,000- to 12,000-square-foot lots. New construction must fit within this context. (Ord. 1246 § 2, 2000).
22.32.002 Permitted uses.
Uses permitted subject to administrative design review approval, when applicable, in accordance with Chapter 22.66 FMC:
(a) Single-family dwelling.
(b) Family group home, including adult family home.
(c) Nonmotorized recreational trail or passive recreational park with no permanent on-site staff.
(d) Necessary public or quasi-public utility building, structure or equipment, unstaffed and less than or equal to 500 square feet in gross floor area (subject to compliance with landscape standards in Chapter 22.62 FMC). Excludes substation. (Ord. 1562 § 5, 2015; Ord. 1246 § 2, 2000).
22.32.003 Accessory uses.
Uses permitted in conjunction with, or accessory to, a principal use permitted in FMC 22.32.002:
(a) Accessory dwelling unit (subject to compliance with FMC 22.58.012).
(b) Family day-care facility (subject to compliance with FMC 22.58.010).
(c) Home occupation – Type I (subject to compliance with FMC 22.58.013).
(d) Amateur and citizen band transmitter, support structure and antenna array (subject to compliance with FMC 22.58.002(h)).
(e) Residential accessory use or structure which is subordinate and incidental to a permitted residential dwelling unit (subject to compliance with Chapter 22.58 FMC). Residential accessory uses and structures may include, but are not limited to: garage, carport, storage shed, noncommercial greenhouse, patio, swimming pool, sport court, gazebo, pergola, trellis, fence, and similar uses or structures.
(f) Temporary accessory use or structure (subject to compliance with FMC 22.58.015).
(g) Other accessory use or structure which is subordinate and incidental to a principally permitted use, as determined by the director.
(h) Electric vehicle charging station (subject to compliance with FMC 22.58.025). (Ord. 1509 § 1, 2011; Ord. 1246 § 2, 2000).
22.32.004 Conditional uses.
Uses permitted subject to conditional use permit approval in accordance with Chapter 22.68 FMC and administrative design review approval in accordance with Chapter 22.66 FMC:
(a) Child day-care center.
(b) Home occupation – Type II (subject to compliance with FMC 22.58.013).
(c) School, accredited K-12, public or private.
(d) Preschool, accredited, public or private.
(e) Religious institution.
(f) Bed and breakfast establishment (subject to compliance with FMC 22.58.011).
(g) Assisted living facility, including congregate care facility, convalescent home, hospice care center, residential care facility, and residential treatment facility.
(h) Necessary public or quasi-public structure or equipment, greater than 500 square feet in gross floor area (subject to compliance with landscape standards in Chapter 22.62 FMC). Excludes substation.
(i) Personal wireless telecommunications facility (subject to compliance with Chapter 22.24 FMC).
(j) A use not listed above which: is not listed in another zoning district as a permitted or conditional use; is similar in nature to the above list of permitted and conditional uses; is consistent with the purpose and intent of this zoning district; and is compatible with the uses on adjoining properties. (Ord. 1246 § 2, 2000).
22.32.005 Development standards.
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Maximum density |
4 dwelling units per gross acre. |
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Minimum lot area |
8,000 square feet. |
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Maximum height |
30 feet. See FMC 22.58.007 for exceptions. |
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Maximum floor area ratio |
0.35. See FMC 22.58.026 for FAR standards. |
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Minimum front yard setback |
25 feet. See FMC 22.58.002 for setback reduction and allowable encroachments. |
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Minimum interior side yard setback |
8 feet. See FMC 22.58.002 for allowable encroachments. |
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Minimum side street side yard setback |
15 feet. See FMC 22.58.002 for allowable encroachments. |
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Minimum rear yard setback |
20 feet. See FMC 22.58.002 for allowable encroachments. |
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Exterior wall modulation |
Building elevations greater than 40 feet in length, measured horizontally, shall incorporate wall plane projections or recesses having a depth of at least 4 feet for front and side street side yard elevations of single-family dwellings, and 6 feet for all elevations of all other buildings. The projections or recesses shall extend at least 20% of the length of the facade. No uninterrupted length of any elevation shall exceed 40 horizontal feet. See FMC 22.64.009 for an illustration of this requirement. |
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Articulation |
Building elevations exceeding 20 feet in length, measured horizontally, shall incorporate a minimum of 2 articulation components, such as a stoop, porch, chimney or other substantial projections, windows, multiple contrasting siding materials, or substantial trim including a belt course, to visually and/or functionally break up flat, blank or undifferentiated elevations. Building elevations greater than 30 feet in length, measured horizontally, and exceeding 12 feet in height, measured from finished grade to top of wall where it connects to roof structure, shall incorporate a minimum of 3 articulation components. |
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Accessory building standards |
See FMC 22.58.003. |
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Maximum lot coverage for structures |
40% for all structures combined. |
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Maximum impervious surface coverage |
50% for structures and other impervious surfaces combined. |
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Minimum lot width |
60 feet. |
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Minimum frontage on a public street |
60 feet. 45 feet if located on a cul-de-sac or facing the inside curve of a street. |
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Additional specific use and structure regulations |
See Chapter 22.58 FMC. |
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Parking and circulation |
See Chapter 22.60 FMC. |
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Landscape regulations |
See Chapter 22.62 FMC. |
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Design standards |
See Chapter 22.64 FMC. |
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Calculations resulting in a fraction shall be rounded to the nearest whole number with .50 being rounded up. |
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(Ord. 1611 § 5, 2018; Ord. 1562 § 6, 2015; Ord. 1311 § 2, 2002; Ord. 1272 § 1, 2001; Ord. 1246 § 2, 2000).