Understanding sign regulations in City of Westminster, CA
Every outdoor sign in City of Westminster is governed by the municipality’s sign ordinance, which sets how large a sign may be, how tall it may stand, how far it must sit from the property line, whether it may be illuminated, and which sign types are permitted in each zoning district. This page summarizes those requirements in plain language and links each value back to the section of the City of Westminster code it came from.
Sign rules here are layered. The base zoning district — commercial, industrial, or residential — sets the default limits, and overlay districts such as historic or downtown districts can tighten them further. Because the most specific jurisdiction controls, a freestanding monument sign on a commercial parcel and a wall sign in a historic overlay can face very different limits even on the same street in City of Westminster.
Use the figures below as a fast first check, then run a full address lookup to confirm the exact limits for a specific parcel in City of Westminster, California. The full report also covers permit requirements, prohibited sign types, and illumination rules — each cited to the source ordinance so your permit application can reference it directly.
Before you order or install a sign in City of Westminster, confirm three things: the maximum sign area and height allowed in the parcel’s zoning district, the minimum setback from the right-of-way, and whether the sign type you want — freestanding, monument, wall, projecting, or awning — is permitted there at all. Many permit denials come from missing a setback or an overlay-district restriction rather than from the size of the sign itself, so checking the governing section before applying saves a costly resubmittal.
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Max ground sign height
Monument: 6 ft (Commercial); Pylon: 25 ft (Commercial)
Ground sign setback
Monument: 10 ft (Commercial); Pylon: 10 ft (Commercial)
Adjustment
Area Height Admin Adjustment
The Director may allow up to a 10 percent increase in maximum sign area or height if findings support General Plan consistency, safety/building-code compliance, and no adverse surrounding-property/community impact.
Allowed Types
Permitted Signs By Zone
Table 3-8 controls permitted sign types and characteristics by zoning district, including freestanding, building-mounted, miscellaneous, temporary, and sign-characteristic categories.
Electronic Billboard Cup
Electronic billboards are conditionally permitted only in commercial, industrial, and vacant-land classifications shown in Table 3-8 and are subject to Sec. 17.330.090 and CUP requirements.
Electronic Billboard
Electronic Billboard Section
Electronic billboard freeway signs are separately regulated under Sec. 17.330.090 and may project over right-of-way only with required encroachment permit, easement, or written permission from the City or governing agency.
Enforcement
Enforcement Remedies
City remedies for sign violations include stop-work orders, injunctions or abatement orders, penalties, court penalties, immediate-danger measures, and abandoned-sign removal procedures.
Abandoned Notice Appeal
For abandoned signs, the City gives written notice and the property owner has 30 days to remove the sign; appeal to the Director is due within 10 days, with later appeal to the City Manager within 10 days of the Director decision.
Exempt
Public Notice Warning Exempt
Public notices or warnings required by valid federal, state, or local law, regulation, or ordinance are exempt.
Interior Signs Exempt
Signs located at least three feet inside a building, not attached to an exterior window or door, or within an enclosed mall are exempt.
Fees
Temporary Banner Fee Nonprofit
City-based 501(c)(3) nonprofits are exempt from temporary banner-permit fees but must still obtain a temporary sign permit before displaying a banner.
Flags
Large Flags
In commercial and industrial zones, governmental flags may not exceed 216 square feet and may not be flown from a pole more than 60 feet high.
Freestanding
Monument Dimensions
Monument signs are generally allowed up to 50 square feet per face in RM and 100 square feet per face in institutional, public-facility, commercial, industrial, Little Saigon, and Civic Center districts; height is generally six feet except Civic Center may allow eight feet.
Pylon Pole Dimensions
Pylon or pole signs are generally allowed up to 100 square feet per face and 25 feet high in institutional, public-facility, commercial, industrial, and Little Saigon districts, and up to 200 square feet per face in Civic Center where eligible.
When a wall sign message is in a language other than English, the business must provide English-language identification on the sign in the form of the business name and/or street address.
Master Sign Plan
Master Sign Plan Required Multitenant
A master sign plan is required for multitenant developments of three or more separate businesses sharing a building, lot, or common access/parking.
Master Sign Plan Required Five Signs
A master sign plan is required whenever five or more signs are proposed for a development, whether single-tenant or multi-tenant.
Individual sign area is computed using a single geometric shape forming the perimeter of all text and graphics, not around individual lines or groupings.
Multifaced Sign Area
For multifaced signs, area is computed by the largest square footage visible from any one point; identical back-to-back faces not more than 48 inches apart count as one face.
A qualifying nonconforming sign may receive a nonconforming-sign permit only if application is filed within 24 months of the ordinance adopting the chapter; annexed properties have six months or the annexation-agreement period.
Nonconforming Life
A nonconforming-sign permit allows the sign to remain and be maintained for a period ending no later than five years from permit issuance.
Prohibited
Unpermitted Unlisted Signs
All signs not expressly permitted, exempt, under special provisions, or authorized by special advertising privilege permit are prohibited.
Prohibited Sign Types
Prohibited signs include beacons, strings of lights, inflatable signs and balloons, moving or flashing signs, roof signs except integral roof signs, certain painted signs, certain external foam/3D/plastic/acrylic lettering, portable signs, faded/deteriorated/damaged signs, and unapproved new or renovated signs.
No signs are permitted in the public right-of-way except listed public, utility, bus-stop, qualifying organization/institutional, projecting, warning, and permitted electronic billboard signs.
Row Confiscation Cost Recovery
Signs placed on public property outside Sec. 17.330.035 requirements are forfeited and subject to confiscation, and the City may recover removal and disposal costs.
Westminster Chapter 17.330 regulates signs to serve community aesthetics, vehicular and pedestrian safety, property values, commerce, investment, tourism, visitation, and overall quality of life.
Regulatory Interpretations
If a proposed sign type is neither expressly allowed, prohibited, nor restricted, the Director evaluates it based on the most similar sign type regulated by the chapter, using non-message factors such as size, location, color, materials, and design.
Automobile dealerships may display nonmetallic helium balloons 18 inches or less in diameter on weekends and legal holidays if they do not project over public right-of-way, exceed 30 feet altitude, or create traffic/fire/electrical/utility hazards.
Apartment Complex Flags Banners
Apartment complexes with at least 16 units may display flags and banners for rent/lease advertising subject to Commission review; approval may run up to one year, but banners are limited to 110 days per year and pennants are prohibited.
Wall signs are allowed by Table 3-8 in RM, institutional, public-facility, commercial, industrial, Little Saigon, and Civic Center districts, subject to total sign area and specific sign-type standards.
Window Signs Table
Window signs are allowed by Table 3-8 in commercial, Little Saigon, and Civic Center districts and are not permitted in R1, RM, institutional, public-facility, industrial, or vacant land districts.
Banners, pennants, and flags: max 60 days per year (max two periods); Future development: max 40 sq ft per face, 10 ft high, max 180 days first period/90 days later; Commercial for-rent/lease: max 2 years cumulative; Political: must be removed within 30 days after election.
Temp Signs Allowed
Allowed on private property, but a temporary sign permit is required.
Violations
Violations List
Violations include installing, creating, erecting, or maintaining signs inconsistent with governing plans/permits; installing signs requiring permits without permits; failing to remove violating or lapsed-permit signs; and continuing such violations.
Separate Daily Violation
Each day of a continued sign violation is considered a separate violation for penalty purposes.
Need the full sign-code report?
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