Outdoor Lighting in Marysville, WA: What Residents Actually Need to Know
If you live in Marysville or are thinking about moving there, outdoor lighting are one of those things you probably won't think about until they affect you directly. Marysville has 2 specific rules on the books covering different aspects of outdoor lighting, and some of them might surprise you.
Light Trespass & Shielding
In Marysville's Downtown Master Plan Area, every outdoor light fixture must be fully shielded so no glare crosses onto neighboring properties, with no post-installation adjustments allowed to defeat the cutoff requirement.
Key details: Applies to: Downtown Master Plan Area only. Requirement: Full cut-off shielding, no upward glare. Adjustable mounts: Not allowed to defeat cutoff. Citation: MMC § 22C.080.450(3)(a).
Site plan review enforces shielding before permit issuance; noncompliant fixtures found during inspection must be retrofitted with cutoff shields or replaced, delaying the certificate of occupancy for downtown projects.
Dark Sky Rules
Marysville requires parking lots with 15 or more spaces to use full cut-off, dark-sky-rated light fixtures, capped at 25 feet high, with a full cut-off shield mandatory on any fixture taller than 15 feet.
Key details: Trigger: Lots with 15+ parking spaces. Max fixture height: 25 feet above ground. Shield rule: Full cut-off above 15 feet. Standard: Full cut-off, dark-sky rated. Enforced by: Community Development site plan review.
Site plans showing noncompliant fixtures are rejected before permit issuance by the Community Development Department; there's no separate cited fine beyond permit denial.
The Bottom Line
Marysville's outdoor lighting rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Marysville is broadly strict or permissive.
Keep in mind that Marysville can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.