R-5 and R-5A   --  rural residential districts
The R-5 district includes lands which are developing or will develop for rural residential purposes, and encourages all types of residential development while retaining a low population density. The R-5A district encourages the rural lifestyle by maintaining areas with large lots and low population densities.  These districts are governed by section 21.40.070 of the municipal code.

Zoning	Dwelling	Lot Requirements			Yard Requirements			Building	Driveway	Landscaping	Stable
District	Units	Area	Width	Coverage	Front	Side	Rear	Height	Surface	Required	Setback
R-5	1	7,000 square feet	50 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	None	25 feet
	21	13,000 square feet	100 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	None	25 feet
	31	19,000 square feet	100 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	None	25 feet
	41	25,000 square feet	100 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	4	25 feet
	51	30,000 square feet	150 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	4	25 feet
	6+1	30,000 square feet plus	150 feet	30% max.	20 feet	5 feet	10 feet	Unrestricted2	Paved	4, 5	25 feet
		5,000 square feet for
		each dwelling unit
		over 5
R-5A	1	43,560 square feet	150 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	None	25 feet
	21	87,120 square feet	150 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	None	25 feet
	31	130,680 square feet	200 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	None	25 feet
	41	172,240 square feet	250 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	4	25 feet
	51	217,800 square feet	250 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	4, 5	25 feet
	6+1	217,800 square feet plus	250 feet	30% max.	25 feet	10 feet	20 feet	Unrestricted2	Gravel	4, 5	25 feet
		43,560 square feet for
		each dwelling unit
		over 5
1 Only a single principal structure is allowed on any lot or tract.
2 Except by Airport Height Zone regulations.
4 See the parking lot landscaping requirements of AMC 21.45.080.W.6.
5 See the parking lot landscaping requirements of AMC 21.45.080.W.10.