Local zoning · Merced

Merced — Signage

Q: What does Downtown Merced allow that is different from other commercial zones?

The Downtown Overlay District favors pedestrian‑scaled signs: blade/projecting signs, awning/canopy signs, small temporary A‑frame signs with pedestrian clearances, and strict limits or prohibitions on permanent freestanding signs. Window signage is allowed up to 20% of window area. See § 20.62.120 and Table 20.62.120‑1 .

Q: Do flags count against my allowable sign area?

Flags that do not include commercial advertising do not count toward the maximum sign area. Flagpoles have separate maximum heights by zone (residential 35 ft , non‑residential 50 ft ground mounted, with other options set out in § 20.62.260 ).

Signage under the Merced local zoning and planning code, with the controlling citations.

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Last reviewed: July 2, 2026

Overview

This page summarizes what the City of Merced Zoning Code (Chapter 20.62) allows and requires for signs. It covers the purpose and scope, what is exempt or prohibited, the district-specific sign caps and heights, rules for changeable/electronic copy, overlays (Downtown, Old 99, Freeway), nonconforming signs, and permit/maintenance requirements. The rules below are taken from the adopted sign chapter; citations point to the controlling section numbers in the local ordinance (Chapter 20.62) and the uploaded code material. See Merced Zoning for broader context.

Key rules at a glance (legal anchors)

Purpose and policy: § 20.62.010
Applicability: signs regulated citywide — § 20.62.020
Non‑discrimination for non‑commercial speech: § 20.62.030
Exempt signs: § 20.62.040
Prohibited locations and types: (prohibitions list) § 20.62.050
Permits required and encroachments: § 20.62.070
Sign design principles and master sign programs: § 20.62.080 and § 20.62.180
District sign tables and numeric limits: Tables 20.62.100‑2 through 20.62.100‑10, and Shopping‑Center provisions § 20.62.140
Electronic/manual changeable copy rules: § 20.62.230–240 (illumination limits and timing)
Overlays (Downtown, Old 99): § 20.62.110 and § 20.62.120
Nonconforming signs and billboards: § 20.62.300–310

Throughout this page I use the City’s zoning and district names (e.g., Rural Residential, General Commercial, Downtown Overlay, Old 99 Overlay) and the code tables as the primary authorities.

(When this page mentions development standards such as setbacks and placement, check Merced Development Standards. If the sign projects into the public right‑of‑way you will also need an encroachment permit; see Merced Parking for related public‑right‑of‑way impacts. Design review guidance references Merced Design Review. For ADU signage issues see Merced ADUs. For building‑code issues consult the California Building Standards Code.)

District-by-district breakdown

Note: each district summary below synthesizes the code’s allowed sign types and the most useful numeric limits. For the full measurements and all sign types consult the referenced table or section.

Residential zones (applicable districts: Rural Residential, Low Density Residential, Low Medium Density Residential, Inner Village Residential, Outer Village Residential, Medium Density Residential, High Density Residential, Mobile Home Residential, Residential Planned Development)

Purpose / typical uses: small identification signs for home occupations, multifamily property identity, and permitted commercial/office uses in residential zones. See Table 20.62.100‑2.
Typical permitted sign types: Permanent Building Sign (limited to frontage‑based formula), Permanent Freestanding Sign (monument style, 1 per parcel), Temporary Building/Freestanding Signs (small). See § 20.62.100‑2.
Key dimensional standards: Permanent Building Sign area = 1 sq. ft. per lineal foot of main building frontage (other frontages at 0.5 sq. ft. per lineal foot); Permanent Freestanding Sign = 24 sq. ft. face; height 6 ft except limited to 4 ft if in the corner vision triangle unless outside that triangle (see tables) — see Table 20.62.100‑2.
Where it applies: all parcels in the listed residential zones; temporary signs also limited by time/permit under § 20.62.150.

General Commercial / Neighborhood / Shopping Center / Thoroughfare / Village / Planned Development (collectively Commercial group)

Purpose / typical uses: identity signage for individual businesses, shopping centers, and pedestrian‑oriented storefronts. See Table 20.62.100‑4 and Shopping Center rules § 20.62.140.
Typical permitted sign types: Permanent Building Signs (frontage formula / tenant allowances), Permanent Freestanding Signs (monument signs; 1 per street frontage longer than 25 ft), Temporary Building/Freestanding Signs, Shopping Center Signs subject to master sign program bonus rules.
Key dimensional standards: building sign area often calculated at 1 sq. ft. per 1 lineal foot of main frontage (caps vary by commercial subtype, see tables); Permanent Freestanding = up to 40 sq. ft. per face in many commercial tables, height commonly 8 ft (or 4 ft within corner vision triangle). Shopping centers may seek a bonus sign area under § 20.62.140 (up to 30–70% in specific circumstances).

Downtown zones (Downtown Core, Downtown Commercial; plus Downtown Overlay District)

Purpose / typical uses: pedestrian‑scaled, storefront and pedestrian‑oriented signs with constraints on freestanding signage to preserve sidewalk character. See § 20.62.120 and Table 20.62.120‑1.
Typical permitted sign types: blade/projecting signs, awning/canopy signs, window signs (limited to 20% of window area), building wall signs. Freestanding signs are generally not allowed unless building does not front the sidewalk.
Key dimensional standards: building sign area generally 1 sq. ft. per 1 lineal foot up to building‑specific caps (e.g., 75 sq. ft. on certain frontages); blade/projecting/downtown pedestrian sign allowance up to 10 sq. ft.; minimum 8‑ft vertical clearance for hanging signs. See § 20.62.120 and Table 20.62.120‑1.

Office Commercial / Business Park / Downtown Office

Purpose / typical uses: professional office campuses and business parks. See Table 20.62.100‑6.
Typical permitted sign types: Permanent Building Signs (larger single sign allowances), Permanent Freestanding (monument), and limited temporary signs.
Key dimensional standards: typical building sign cap 35 sq. ft. (up to 50 sq. ft. where combined), freestanding 24 sq. ft. face, height commonly 6–8 ft depending on table.

Industrial zones (Light Industrial, Heavy Industrial)

Purpose / typical uses: industrial tenant signage and building identification. See Table 20.62.100‑10.
Typical permitted sign types: larger building signs calculated by 1 sq. ft. per lineal foot of frontage up to very large maxima (industry table allows up to 500 sq. ft. total in some cases), freestanding monument signs allowed.
Key dimensional standards: building sign area formula (frontage‑based) up to stated maximums (e.g., 500 sq. ft.) and building‑height placement limits (e.g., 2 ft below building height). Verify with Table 20.62.100‑10 for the exact cap applicable to a given industrial district.

Public Facility / Parks & Open Space / Public Parking

Purpose / typical uses: identification, wayfinding, and program signage for government and park uses. See Table 20.62.100‑8.
Typical permitted sign types: freestanding identification signs (monument), building signs for facilities; temporary public‑use signs are more flexibly allowed.
Key dimensional standards: freestanding face typically 24 sq. ft., height 6 ft (4 ft within corner vision triangle), illumination allowed per § 20.62.160.

Agriculture / Urban Transition

Purpose / typical uses: signs for farm stands, agri‑business and transitional urban uses. See Table 20.62.100‑9.
Typical permitted sign types and standards: Permanent Building Signs modest (e.g., 25 sq. ft.), Permanent Freestanding = 24 sq. ft., height limits 6 ft (4 ft in corner vision triangle).

Old 99 Overlay District and Freeway Overlay District (special overlay exceptions)

Purpose / typical uses: accommodate larger highway‑oriented signage and unique sign allowances on major commercial arterials. See § 20.62.110 (Old 99) and overlay notes in the tables.
Notable allowances: parcels in the Old 99 Overlay District may have one permanent freestanding sign up to 200 sq. ft. and maximum height 25 ft in addition to the base allowances of § 20.62.100 (this is an add‑on, not a replacement). § 20.62.110(B).
Freeway Overlay exceptions (multiple tables call out the Freeway Overlay) allow alternative monument or higher signs in certain cases; consult the overlay map and § 20.62.110 for parcel eligibility.

Quick reference table — most decision‑relevant numeric limits

Sign category	Typical max area	Typical max height	Where to check (Code reference)
Permanent Building Sign (commercial)	1 sq. ft. per 1 lineal ft main frontage (caps vary: 75–500 sq. ft. by zone)	2 ft below building height (or specified in table)	Table 20.62.100‑4 / 20.62.100‑6 / 20.62.100‑10; § 20.62.100
Permanent Freestanding (monument)	24–40 sq. ft. typical (Old 99 allows up to 200 sq. ft.)	4–8 ft (4 ft limit in corner vision triangle)	Tables 20.62.100‑2 to ‑9, § 20.62.110 (Old 99)
Temporary Building Sign	4–16 sq. ft. typical; up to 30 sq. ft. with temporary permit	Placement limits: 2 ft below roofline/parapet	§ 20.62.150 and tables 20.62.100‑2–‑10
Electronic/E‑changeable copy	Allowed with restrictions; illumination limits: ≤ 465 lumen/sq ft (day), ≤ 47 lumen/sq ft (night) (referred also to as 5,000 nits day / 500 nits night), frequency limits (no faster than once per minute unless minor use permit; 8s with minor use permit)	Must not face residential zones	§ 20.62.240 (electronic changeable copy standards)
Non‑conforming signs / billboards	Existing billboards in industrial zones may be maintained but cannot be enlarged; no new billboards generally	See § 20.62.310 and § 20.62.300	§ 20.62.300–310

How the rules are applied (practical guidance)

Almost every permanent or altered sign requires a sign permit; ordinary maintenance and permitted temporary signs that conform to the chapter are exempt. § 20.62.070
If any part of a sign projects into the public right‑of‑way you need an encroachment permit or license from the city engineer (Title 12 process). § 20.62.070(B)
The director reviews sign permits for consistency with the design principles in § 20.62.080; substantial inconsistency may cause denial. Consider Merced Design Review early for complex or high‑visibility signs. § 20.62.080
Shopping centers and multi‑tenant complexes should consider a Master Sign Program to access “bonus” sign area or increased height; the planning commission has discretion on bonuses tied to public benefit or design features (§ 20.62.140).
Electronic and manual changeable copy have specific limits and permit pathways (minor use permit or conditional use permit depending on frequency and zone). § 20.62.230–240

Checklist

Confirm the applicable zone(s) for the parcel (see Merced Zoning).
Identify whether parcel is in an overlay (Downtown, Old 99, Freeway) — see Merced Overlay Districts.
Determine the sign type(s) proposed (building, freestanding/monument, blade, awning, temporary, electronic). Match to the appropriate table 20.62.100‑X.
Verify maximum area and height in the correct table and note corner vision triangle limits (see tables and § 20.62.100).
Prepare sign drawings, elevations showing address numbers (required sizes for multi‑unit commercial/residential uses are in § 20.62.060) and materials; check Merced Development Standards for related site setbacks. § 20.62.060
If sign projects into right‑of‑way, add an encroachment permit application (Title 12) — see § 20.62.070(B).
If electronic/changeable copy is proposed, include illumination calculations and automatic dimmer recommendations per § 20.62.240.
If a multi‑tenant shopping center, consider a Master Sign Program application to seek bonus area under § 20.62.140.
Secure property owner consent for the sign permit (mandatory). § 20.62.070(C)

Risks & Ambiguities

Issue	Why it matters	What to verify
Non‑conforming signs and allowed changes	Non‑conforming signs may persist, but modifications may trigger permits or removal. Missteps lead to enforcement or abatement.	Check § 20.62.300 for non‑conforming sign rules and whether a minor use permit is needed for modifications. Verify status with the City.
Corner vision triangle and driveway setbacks	Height limits (4 ft vs 6–8 ft) and placement restrictions can invalidate an otherwise‑compliant freestanding sign if it’s in the triangle or near a driveway.	Tables reference the corner vision triangle and its definition in § 20.30.030; the triangle geometry and whether your parcel lies inside it must be confirmed with the City (definition not fully contained in retrieved sign chapter excerpts). Not found in retrieved materials — Verify with the jurisdiction.
Electronic sign illumination numbers (lumens vs nits)	Code gives lumen and nit equivalents and strict timing (once/minute baseline). Overly bright or fast displays risk denial or enforcement.	Follow § 20.62.240 (illumination limits and timing). If your vendor provides nits, use the numbers in § 20.62.240; include automatic dimming.
Overlays (Old 99 / Freeway) exceptions	Overlays can allow much larger signs (Old 99 up to 200 sq. ft., 25 ft height). Mis‑applying base table limits to overlay parcels will undercount entitlements.	Confirm overlay boundary for your parcel and use § 20.62.110 for Old 99 overlay bonuses.
Billboards and off‑premises signs	The code largely prohibits new billboards; existing billboards in industrial zones are grandfathered but cannot be enlarged. Off‑premises right‑of‑way signs require council leasing agreement.	See § 20.62.310 for billboards and § 20.62.290 for off‑premises ROW signs; discuss existing outdoor advertising with planning staff.
Interaction with other standards (e.g., corner vision, ROW rules, building‑code mounting requirements)	Sign placement may conflict with required sight lines, access, or building code structural requirements.	Verify corner vision geometry in § 20.30.030 (not fully present in retrieved sign chapter excerpts); check encroachment requirements § 20.62.070(B) and consult the California Building Standards Code for structural attachment rules. Not found in retrieved materials for corner vision specifics; verify with the jurisdiction and building code.

Plain-English Summary

Merced’s sign rules (Chapter 20.62) set clear size, height, and placement caps by zone: small, low signs in residential areas; larger building‑frontage formulas in commercial and industrial areas; special pedestrian‑oriented rules downtown; and overlay districts (Old 99/Freeway) that allow larger highway signs. Almost all permanent new signs or alterations require a sign permit; electronic copy and large shopping‑center signage have extra rules and permit paths. Consult the specific table for your zone (e.g., Table 20.62.100‑4 for general commercial) and the City before fabrication.

Source References

§ 20.62.010 (Purpose) — Merced zoning code, Chapter 20.62 (Sign regulations).
§ 20.62.020 (Applicability) — Citywide application of sign chapter.
§ 20.62.030 (No discrimination / message substitution for non‑commercial speech).
§ 20.62.040 (Exempt signs) — enumerated small exemptions.
§ 20.62.050 (Prohibited signs and locations) — list of prohibited sign types/placements (corner vision triangle, hydrant setbacks, animated signs, etc.).
§ 20.62.060 (Required address numbers) — address number size and visibility rules.
§ 20.62.070 (Permits required; encroachment permit for ROW) — sign permit requirement and need for encroachment approval.
§ 20.62.080 (Sign design principles) — design review criteria for permit decisions.
Tables 20.62.100‑2 through 20.62.100‑10 (Sign standards by zone — residential, commercial, downtown, office, industrial, public, ag/urban transition).
§ 20.62.110 (Old 99 Overlay special allowances) — Old 99 freestanding sign up to 200 sq. ft./25 ft.
§ 20.62.120 (Downtown Overlay District standards, blade signs, window sign limits).
§ 20.62.140 (Shopping center sign/master sign program / bonus area).
§ 20.62.150 (Temporary building signs standards and time limits).
§ 20.62.230–240 (Manual and electronic changeable copy—permit thresholds, illumination and timing).
§ 20.62.260 (Flags/flagpoles) — height limits by zone.
§ 20.62.280 (Wall murals and when they are not signs).
§ 20.62.290 (Off‑premises ROW signs / city leasing agreements).
§ 20.62.300–320 (Non‑conforming, billboards, maintenance).
§ 20.62.360 (Enforcement / unlawful signs) and § 20.62.370 (Definitions).

Sources

Retrieved passages

Merced Zoning Code (§ 1) High relevance
Merced Zoning Code (§ 1) High relevance
Merced Zoning Code (Section 20.30.030) High relevance
Merced Zoning Code High relevance
Merced Zoning Code (Section 20.62.160) High relevance
Merced Zoning Code High relevance
Merced Zoning Code High relevance
Merced Zoning Code (§ 1) High relevance

Cited sections

Official Merced code library

Frequently asked questions

What kinds of signs are allowed on a single‑family residential property in Merced?

Single‑family and most residential parcels may have one small permanent wall sign up to 2 sq. ft. (exempt) and limited temporary or freestanding identification signs per Table 20.62.100‑2; monument freestanding signs on residential parcels are limited to 24 sq. ft. face and 6 ft height except where corner vision limits reduce height to 4 ft. See § 20.62.040 and Table 20.62.100‑2.

Do I need a permit to put up a new business sign in Merced?

Yes. Except for ordinary maintenance and certain exempt temporary signs, no sign shall be erected, altered, reconstructed, or relocated without a sign permit; the development services director reviews sign permit applications. If the sign projects over public right‑of‑way you also need an encroachment permit or license from the city engineer. See § 20.62.070.

What are the size and height limits for a freestanding monument sign in General Commercial zones?

For many commercial zones the standard permanent freestanding monument sign is typically 24–40 sq. ft. per face and 6–8 ft high (with a 4 ft cap if inside the corner vision triangle). Exact numbers depend on which commercial table applies — see Tables 20.62.100‑4 and related tables for your zone.

Can I install an electronic/digital sign in Merced?

Electronic changeable copy is allowed under conditions: freestanding electronic signs in commercial/industrial zones need a minor use permit (or conditional use permit for frequent changes); illumination limits are specified (day ≤ 465 lumen/sq ft (≈5,000 nits); night ≤ 47 lumen/sq ft (≈500 nits)); and change frequency is limited (no faster than once per minute without special permit; with a minor use permit you may allow changes as often as every 8 seconds in some cases). Also the sign must not be visible from the front/side of residential properties. See § 20.62.240.

What does Downtown Merced allow that is different from other commercial zones?

The Downtown Overlay District favors pedestrian‑scaled signs: blade/projecting signs, awning/canopy signs, small temporary A‑frame signs with pedestrian clearances, and strict limits or prohibitions on permanent freestanding signs. Window signage is allowed up to 20% of window area. See § 20.62.120 and Table 20.62.120‑1.

Are billboards permitted in Merced?

No new billboards are permitted after the current chapter’s adoption, except limited grandfathering: billboards that existed in industrial zones before adoption may continue but cannot be enlarged; billboards in non‑industrial zones are nonconforming. Also digital displays on billboards are prohibited. See § 20.62.310.

What happens to an old sign that no longer conforms after the code change?

A sign lawfully existing prior to the chapter’s adoption is a non‑conforming sign and may be maintained; modifications may require a minor use permit. Non‑conforming signs tied to an activity not conducted on‑site for 90 days may be prohibited. See § 20.62.300 and the prohibition list.

Can a shopping center get more sign area than the base tables allow?

Yes — a shopping center may adopt a Master Sign Program and seek “bonus” sign area (up to 30–70% in some situations) if design enhancements or public‑benefit provisions are included and approved by the planning commission. See § 20.62.140.

Do flags count against my allowable sign area?

Flags that do not include commercial advertising do not count toward the maximum sign area. Flagpoles have separate maximum heights by zone (residential 35 ft, non‑residential 50 ft ground mounted, with other options set out in § 20.62.260).

Where is the corner vision triangle defined?

The sign chapter references the corner vision triangle as defined in § 20.30.030, but the sign chapter excerpts do not reproduce that definition. Verify the triangle geometry with the City’s planning or public works staff (definition not found in the retrieved sign chapter excerpts). Not found in retrieved materials — Verify with the jurisdiction.

If a sign projects over the sidewalk, what extra approvals are needed?

Any sign that projects over or extends into a public street or sidewalk requires an encroachment permit or license agreement by the city engineer in accordance with Title 12, in addition to the sign permit. See § 20.62.070(B).

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