Sign Regulations in Alameda, CA (2026)
5 verified sign regulations for Alameda, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Alameda lets residents and candidates post temporary political campaign signs without a permit or size cap, but Municipal Code Section 30-6.8.e requires every sign to come down no later than two days after the election it references. The rule sits inside the temporary-sign chapter that exempts campaign signs from the code's normal number and size limits.
Alameda Political Sign Removal Deadline
Light RestrictionsAlameda, CA, Municipal Code Sec. 30-6.8.e (Political Campaign Sign)
In addition to exempt signs, and the permanent signs permitted by this section, the following types of temporary signs are permitted, subject to the following regulations and limitations. All temporary signs, other than promotional signs, are exempt from the number and size limitations prescribed by subsections 30-6.3 and 30-6.4. The time limitations for specific types of temporary signs are pr...
Garage Sale Signs
Alameda lets residents post on-premises and directional off-premises garage sale signs without the usual permanent sign permit, but they cannot go up more than two days before the sale and must come down within one day after it ends.
Alameda Garage Sale Sign Time Limits
Light RestrictionsAlameda, CA, Municipal Code Sec. 30-6.2 (Definitions) and Sec. 30-6.8(c) (Temporary Signs, Garage Sale, Ord. No. 2938 N.S.)
Garage sale sign shall mean a sign with a message advertising the resale of personal property that has been used by the resident....c.Garage Sale. On-premises signs and directional off-premises signs, for not more than two (2) days prior to and removed within one (1) day after the sale.
Digital Billboards
Alameda's sign code bans flashing lights, changing color intensity, and mechanical movement on any sign, a prohibition broad enough to cover digital and electronic billboards, under Municipal Code Section 30-6.9.e. The only way around it is a use permit finding that an animated sign has outstanding artistic merit; historic signs and barber poles are separately exempted.
Alameda Bans Flashing and Digital Signs
Heavy RestrictionsAlameda, CA, Municipal Code Sec. 30-6.9.e (Motion Devices)
e.Motion Devices. Signs utilizing flashing lights, changing of color intensity, or mechanical moving parts are prohibited including all moving signs. (Exceptions: historic signs, barber poles and, with a use permit, animated signs but only if determined by the use permit to have outstanding artistic merit.)
Window Signs
Alameda caps window signs at 10 square feet and 25% of any one window's area under Municipal Code Section 30-6.4.c. Signs are allowed only on windows, doors or openings on the first and second floors of a building frontage, and must be mounted inside or painted directly on the glass; window displays of merchandise are treated differently and don't count against the limit.
Alameda Window Sign Size and Placement Limits
Some RestrictionsAlameda, CA, Municipal Code Sec. 30-6.4.c (Window Signs)
c.Window Signs.1.Signs shall be permitted only for windows, doors or openings as set forth in the definition of "window sign" that are located on the first and second floors of the building frontage.2.Signs shall be mounted on the inside of or painted on windows, doors or openings as set forth in the definition of "window sign."3.No permanent and/or temporary window sign shall be larger than te...
Freeway-Facing Signs
Alameda bans new advertising displays on property next to a landscaped freeway if the sign is designed to be seen mainly by freeway drivers, under Municipal Code Sec. 6-4.2. Existing displays that don't qualify for an exemption must come down within three years of the freeway's landscaping being completed.
Alameda Bans Freeway-Facing Ad Signs
Significant RestrictionsAlameda, CA, Municipal Code Sec. 6-4.2 (Advertising Displays Adjacent to Landscaped Freeways) (Ord. No. 1415 N.S.)
No advertising displays shall be placed or maintained on property adjacent to a section of freeway which has been, or hereafter may be, landscaped as defined herein, if the advertising display is designed to be viewed primarily by persons traveling on such landscaped section of freeway.
Looking for Alameda County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Alameda city rules.
Sign Regulations in Alameda County →