Zoning Districts | District Standards—Density and Dimensions
RESIDENTIAL ZONES
STANDARDS
R-1
R-4
R-6
R-8
R-12
R-18
SINGLE-FAMILY DETACHED DWELLING SETBACKS
Front Yard Minimum Side Yard Minimum (1) Rear Yard Minimum
20’ (7)
10’
10’
10’
25’ 30’
10’ (8)
5’
5’
20’
20’
20’
Homes Less Than 2,500 Square Feet Front Yard Minimum (7)
15’
15’
Side Yard Minimum
5’
5’
Rear Yard
15’ average, 12’ minimum
15’ average, 12’ minimum
Homes Between 2,500 and 4,000 Square Feet Front Yard Minimum (7)
20’
15’
Side Yard
10’ average, 8’ minimum 20’ average, 15’ minimum
10’ average, 8’ minimum 20’ average, 15’ minimum
Rear Yard
Homes Greater Than 4,000 Square Feet Front Yard Minimum (7)
25’
20’
Side Yard
12’ average, 10’ minimum 25’ average, 20’ minimum
12’ average, 10’ minimum
Rear Yard
25’ average, 20’ minimum DETACHED ACCESSORY DWELLING SETBACKS (5)(9)
Side Yard Minimum
5’
5’
5’
5’
5’
5’
Rear Yard Minimum
5’
5’
5’
5‘
5’
5’
ALL OTHER STRUCTURE SETBACKS
Front Yard Minimum
20’ (7)
15’ (7)
15’ (7)
10’
10’
10’
Side Yard Minimum (1)(3)
10’
10’
10’
10’
5’
5’
Rear Yard Minimum (3)
10’
10’
10’
10’
5’
5’
HEIGHT MAXIMUMS
200 | Title 21: Sammamish Development Code
Effective | January 1, 2022
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