Sign Regulations in Imperial County, CA (2026)
4 rules for unincorporated Imperial County, California.
Verified from official government sources
Political Signs
Imperial County lets temporary political, religious, or civic campaign signs go up for up to 60 days, caps residential signs at 20 square feet and 6 feet tall, and fines late removal $75/day.
Imperial County Political Sign Rules
Some RestrictionsImperial County Code § 90401.09
Temporary political, religious, or civic campaign signs may be erected for a period of not to exceed sixty (60) days and shall comply with the following standards: A.All signs shall be removed within fifteen (15) days following the conclusion of the campaign (Election Day). B.In residential areas each sign shall not exceed twenty (20) square feet in area or a height of six feet. C.Any sign stil...
Garage Sale Signs
Directional garage-sale signs in unincorporated Imperial County top out at nine square feet, must come down within 24 hours of the sale, and cannot be nailed to a utility pole.
Imperial County Garage-Sale Sign Rules
Some RestrictionsImperial County Code § 90502.14
E. Directional signs shall be removed immediately after sale ends. F. Directional signs shall not exceed nine square feet. G. Directional signs may be placed on public right-of-way provided they do not interfere with traffic. H. Directional signs on private property shall have property owners (not tenants) permission. I. Directional or other signs not removed within twenty-four (24) hours after...
Digital Billboards
Imperial County requires a conditional use permit for every digital or changeable electronic variable message sign, giving the planning commission discretionary say over any new electronic billboard or reader board.
Imperial County Digital Sign Permit
Significant RestrictionsImperial County Code § 90401.15(F)
All digital signs, also known as changeable electronic variable message signs, will require a conditional use permit.
Window Signs
Imperial County's sign chapter exempts window display signs entirely: the county sets no size, coverage, or permit requirement for signage placed in or on a window.
Imperial County Window Sign Exemption
Few RestrictionsImperial County Code § 90401.13(J)
The following signs except as provided elsewhere in this title or in other state or federal laws are exempt from the provisions of this chapter: ... J.Window display signs.
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