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Alameda, CA Outdoor Lighting: Billboard Lighting (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Clearance over street
up to 4 feet past property line
Vertical clearance
at least 10 feet above sidewalk
Electrical permit fee
$1.50 (Sec. 6-3.5.d)
Electric sign brightness
12 watts per sq ft of face
Enforcing officials
Building Inspector, Electrical Department
Default penalty
up to $1,000 fine or 6 months jail

Summary

Alameda's sign code lets lights illuminating a billboard or other advertising structure project up to four feet past the property line, but only if they clear the sidewalk by at least ten feet. Any electrified advertising structure also needs a $1.50 Electrical Department permit before installation, layered on top of the standard building permit.

Lights used for illuminating advertising structures not herein classified as electric signs may extend over the street for a distance not to exceed four (4') feet beyond the property line, provided such lights are installed with a vertical clearance of at least ten (10') feet above the sidewalk.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 74).

Full Breakdown

Alameda regulates billboard and sign lighting inside Article I of Chapter VI, the article covering all advertising structures in the City. Sec. c lets lights used to illuminate an advertising structure, as long as the fixture itself isn't classified as an electric sign, extend over the street up to four feet beyond the property line, provided they are installed with a vertical clearance of at least ten feet above the sidewalk, protecting pedestrian and vehicle clearance on Alameda's narrow commercial streets. Before any lighted structure goes up, Sec.

00 for every additional $500 above $20,000. If the structure is wired for electricity, Sec. 50, and the wiring must meet Section 5-16 electrical standards and bear an Underwriters' Laboratories inspection label unless waived for good cause. Sec. h sets a brightness floor for electric signs generally, which reaches illuminated billboard faces using an internal illuminant: at least twelve watts of incandescent lamp wattage, or nine linear inches of luminous tubing, per square foot of exposed sign face, so every letter and figure reads clearly outlined at night.

Violations & Fines

The Building Inspector can order a sign owner to bring noncompliant lighting into compliance under Sec. 6-3.5.b; if they don't, the structure is deemed a public nuisance and the City can remove it, without waiving other penalties. Because the sign chapter sets no separate fine for a lighting violation, it defaults to the City's general misdemeanor or infraction penalty in Sec. 1-5.1: up to a $1,000 fine, six months in jail, or both.

Frequently Asked Questions

Can I mount a light over the sidewalk to illuminate my billboard in Alameda?
Yes, if it clears the sidewalk by at least ten feet and doesn't extend more than four feet past your property line, under Sec. 6-3.2.c. You still need a Building Permit for the advertising structure itself, and if it's wired for electricity, a separate $1.50 permit from the Electrical Department under Sec. 6-3.5.d.
What happens if my billboard lighting doesn't meet the clearance rule?
The Building Inspector can order you to alter it into compliance under Sec. 6-3.5.b; if you don't, it's deemed a public nuisance and can be removed by the City, without waiving any misdemeanor penalty that also applies.
Does Alameda regulate how bright an illuminated sign or billboard can be?
Yes. Electric signs, which include illuminated billboard faces, must provide at least twelve watts of lamp wattage per square foot of exposed sign face under Sec. 6-3.6.h, so that every letter and figure on the sign is clearly outlined at night.

Sources & Official References

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