Auburn, WA Parking Rules: Driveway Rules (2026)
Key Facts
- Required surface
- Asphalt, concrete, grass block pavers, or pervious pavement
- Minimum driveway width
- 11 feet for single-family/duplex lots
- Front-yard parking cap
- 50% of front yard or 800 sq ft
- Right-of-way crossing
- Must be cement concrete
- Gravel allowance
- Only for extra RV/boat/trailer spaces, contained
Summary
Auburn requires every parking area on private property, including driveways, to be paved with concrete, asphalt, grass block pavers or pervious pavement under ACC 18.52.050(E). Single-family and duplex driveways must be at least 11 feet wide, and no more than 50 percent of the front yard or 800 square feet, whichever is smaller, may be used for off-street parking surface.
Surfacing of Parking Areas. Areas used for parking on private property, including interior driveways and access to a public street, shall be paved with asphalt concrete, cement concrete pavement, grass block pavers, or pervious pavement and shall have appropriate bumper guards where needed. ... Where a driveway crosses an improved public right-of-way, it shall be constructed with cement concrete. ... a. Each off-street parking space shall be connected to an improved street or alley by a driveway a minimum of 11 feet in width. b. Not more than 50 percent of the front yard or 800 square feet, whichever is smaller, can be used as off-street parking surface.
Official source re-checked September 8, 2026: no newer edition of the code had been published (publisher’s edition: current through Ordinance 7023, passed July 6, 2026).
Full Breakdown
050(E), most recently amended by Ordinance 6959 in 2024, requires all parking areas on private property, including interior driveways and the connection to a public street, to be surfaced with asphalt concrete, cement concrete, grass block pavers, or pervious pavement, with bumper guards where needed; a driveway crossing an improved public right-of-way must be built with cement concrete specifically. 46A ACC, and even then dust mitigation is required. The city engineer may approve an alternative paving system if it performs equivalently to standard paving. For single-family homes and duplexes on individual lots, subsection E(2) sets additional standards: each parking space must connect to an improved street or alley by a driveway at least 11 feet wide, and no more than 50 percent of the front yard, or 800 square feet, whichever is smaller, may be covered in off-street parking surface, with the front yard measured from the right-of-way to the house's front facade.
Extra parking spaces beyond the required minimum, including for trailers, RVs and boats on trailers, may use gravel instead, provided weeds, mud, or other fine material do not surface and loose gravel stays on the property; boats not on trailers may not be stored in the front yard at all. 04 of the city's engineering design standards, and sidewalks crossed by a driveway must be visibly marked with differentiated pavement, reflective markers, a landscaping strip, or raised pavement under subsection G.
Violations & Fines
ACC 18.52.050 is enforced as a zoning violation under the city's general code compliance process in Chapter 1.25 ACC: an unpaved or undersized driveway found during a permit inspection, complaint, or redevelopment review can be ordered corrected, with the property owner responsible for bringing the surface, width and front-yard coverage into compliance before the city closes out the violation.
Frequently Asked Questions
Does my driveway have to be paved in Auburn?
How much of my front yard can I use for parking?
Can I put gravel down for my RV or boat trailer?
Sources & Official References
Other rules in Auburn
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Driveway Rules in Nearby Cities
How other cities in King County handle driveway rules.