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Chapter 19.79 — ACCESSORY DWELLING UNITS

19.56 of this code; and

Sunnyvale Municipal Code · 2026-09 edition · updated 2026-09-27 · Sunnyvale

(2) If the entrance to the accessory dwelling unit is above the first floor, it is not on the same building elevation as the entrance to the single-family or multifamily dwelling.

(u) Second Story Windows. For non-streamlined accessory dwelling units, all second-story windows setback less than 20 feet from a rear property line or seven feet from a side property line shall comply with at least one of the following standards:

(1) Second story window sills shall be at least five feet above the finished floor; or

(2) Second story windows shall have opaque or translucent glazing if the sill height is within five feet above the finished floor.

(v) Solar Access Requirement. Second floor or two-story non-streamlined accessory dwelling units shall meet the solar access requirement described in Chapter 19.56 of this code.

(w) Setbacks for New Construction Accessory Dwelling Units.

(1) Side and Rear Yard Setbacks. Minimum four-foot side and rear yard setbacks are required; however, setbacks of less than four feet are allowed if the accessory dwelling unit is constructed in the same location and to the same dimensions (including height, area, width, and length) as an existing structure that is demolished for the purpose of constructing the accessory dwelling unit.

(2) Front and Reducible Front Setbacks. Minimum zoning district front yard and reducible front yard (for corner lots) zoning setbacks are required for non-streamlined accessory dwelling units as defined in Section 19.79.030 of this chapter.

(x) Subdivisions. Nothing contained herein shall be construed to permit subdivisions of real property otherwise prohibited by this code or state law.

(y) Urban Lot Splits/Dual Urban Opportunity Units. A lot created through an urban lot split pursuant to Chapter 18.26 of this code may have a maximum of one new construction accessory dwelling unit, one conversion accessory dwelling unit, or one junior accessory dwelling unit in conjunction with one single-family dwelling on the lot, for a maximum of two total units on the lot. If the lot contains two dual urban opportunity units pursuant to Chapter 19.78, no accessory dwelling units are permitted on the lot.

(z) Other Legal Requirements. Accessory dwelling units shall comply with all other applicable legal requirements that are not inconsistent with this chapter. (Ord. 3240-25, 4/8/2025)

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