Local zoning · King City

King City — Signage

Q: What types of signs require a sign permit in King City?

Most signs require a sign permit; the city issues routine sign permits through the Community Development Department, while the Planning Commission reviews freestanding signs over 8 ft , murals over 20 sq ft , kiosks, master sign programs for 11+ tenants, pole signs and sign variances (§ 17.55.040). § 17.55.040

Q: How is sign area calculated for building or channel‑letter signs?

Sign area is measured by enclosing the extreme limits of the display in a single perimeter (squares/rectangles) and individual letters painted on a wall are measured by their outer edges; see measurement rules in § 17.55.080 and the area limits in § 17.55.090 Table 1 . § 17.55.080, § 17.55.090

Q: Are internally‑lit signs allowed in King City’s Historic Downtown?

Internally‑lit cabinet signs are strongly discouraged and indirect lighting is recommended in the Historic Downtown; the director/commission must also find that a proposed sign is compatible with the Historic Corridor Revitalization Plan (§ 17.55.080(g); § 17.50.072). § 17.55.080(g), § 17.50.072

Q: When is a master sign program required?

A master sign program is required for new nonresidential projects with four or more tenants , for existing projects meeting certain renovation thresholds, and must be submitted with other planning permits — the director reviews programs for up to 10 tenants and the Commission for 11+ tenants (§ 17.55.050). § 17.55.050

Q: Can I put a projecting sign over the public right‑of‑way?

Projecting signs into the public ROW are only allowed if they comply with the projecting sign standard and you obtain a separate encroachment permit; private signs in the ROW otherwise are subject to confiscation (§ 17.55.080(d)(1)(A)). § 17.55.080(d)

Q: Are A‑board (sandwich board) signs allowed on sidewalks?

A‑board and other portable sidewalk signs larger than 6 sq ft are prohibited; smaller portable signs may still be restricted by location and ROW rules (§ 17.55.100(k); § 17.55.080(d)). § 17.55.100(k), § 17.55.080(d)

Q: What are the rules for political or campaign signs?

Political/social issue signs are allowed without a permit if on private property with owner consent and aggregate area limits are met: ≤ 12 sq ft in residential zones and ≤ 20 sq ft in nonresidential zones; campaign yard signs have shorter post‑election removal periods for certain sizes (§ 17.55.090(e)). § 17.55.090(e)

Q: Can a private billboard be permitted in King City?

Billboards advertising businesses are generally prohibited; the Commission may approve a city‑owned or nonprofit billboard only in PD and H‑S zoning districts along US‑101, and commercial advertising billboards are prohibited (§ 17.55.100(d)). § 17.55.100(d)

Q: If my sign doesn't meet the standards, can I get relief?

Yes — the code allows minor sign variances (up to 20% over area/height) and general sign variances for larger deviations; variances require findings by the Commission, public notice, and demonstration of practical difficulties (§ 17.55.080(h),(i)). § 17.55.080(h),(i)

Q: Do I need a building or electrical permit in addition to a sign permit?

Possibly. The Building Official reviews sign permit applications and will notify you if a separate building or electrical permit is required; the sign permit will not be issued until those required permits are obtained (§ 17.55.040(a)(2)). § 17.55.040(a)(2) ---

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

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Last reviewed: July 2, 2026

Overview

This page summarizes King City’s sign regulations found in Chapter 17.55 (Signs) of the King City Municipal Code and related zoning chapters. It explains what types of signs are allowed, who reviews sign permits, the most important dimensional and design limits (including special rules for the Historic Downtown), and the practical steps an applicant must follow. See the city zoning overview for context on how sign rules interact with zoning and projects King City zoning & planning overview. § 17.55.010, § 17.55.020

What the code controls (high-level)

Purpose and applicability: Chapter 17.55 sets the city’s goals (visual quality, traffic safety, aesthetics) and applies to signs in all zoning districts unless another law controls; only signs specifically authorized by this chapter are allowed (§ 17.55.010; § 17.55.020). § 17.55.010, § 17.55.020
Permits and review: Most signs require a sign permit; the Community Development Director issues routine permits while the Planning Commission reviews larger/exceptional signs (freestanding signs > 8 ft, murals > 20 sq. ft., kiosks, master sign programs for 11+ tenants, pole signs, sign variances) (§ 17.55.040). § 17.55.040
Sign-area, height, location and illumination rules are found in the master standards (Table 1 in § 17.55.090 and the specific-type rules in § 17.55.100). Table 1 organizes allowed signs by development type (e.g., single-family, multi-family, commercial, downtown historic) rather than by every zoning district. § 17.55.090, § 17.55.100

Also see how signs interact with development rules (setbacks and site layout) in the King City Development Standards and parking requirements that affect sign visibility near lots in King City Parking.

District-by-district / special-area breakdown

Note: the sign chapter largely sets rules by development type (single-family, multifamily, commercial, downtown historic) and by special overlay/district where different treatment is required. Below are the King City–specific districts and where the code sets different sign rules. All cited rules are in Chapter 17.55 unless otherwise noted.

Residential Zoning Districts (general residential uses)

Purpose and typical context: residential identification and limited real-estate or temporary signage for homes and yards. § 17.55.090, § 17.55.060

Key sign rules and dimensional standards:

Real‑estate signs: one on‑site real‑estate sales sign up to 6 sq ft; off‑site directional real‑estate signs up to 6 sq ft with property owner consent; no real‑estate signs allowed in the public right‑of‑way (§ 17.55.090). § 17.55.090
Political / social issue signs: aggregate ≤ 12 sq ft in residential zones without a permit; small campaign signs (< 4 sq ft) allowed and must be removed shortly after election (§ 17.55.090). § 17.55.090
Temporary garage/yard sale signs are allowed but the city controls size through a city garage sale permit (§ 17.55.090; § 17.55.100). § 17.55.090

Where it applies: all “residential zoning districts” as referenced by the sign chapter; confirm the zone label for a parcel on the city zoning map (King City Zoning).

Multifamily / Planned Unit Developments / Subdivisions

Purpose: identify multi‑unit projects and entryways.

Entry monument or on‑building sign: typically one sign, max 12 sq ft, max height 8 ft, setback 10 ft (§ 17.55.090 Table 1). § 17.55.090, Table 1

Commercial, Office & Industrial Zones (including B, B-1 and other commercial districts)

Purpose: business identification with larger allowable sign area than residential.

Building signs: area typically calculated as 1 sq ft per 2 lineal ft of building frontage, with a stated minimum 20 sq ft in many categories — see Table 1 for the precise allocation by development type (§ 17.55.090 Table 1). § 17.55.090, Table 1
Monument signs: generally 1 per property, minimum 20 sq ft, maximum 6 ft in the Downtown Historic area and 8 ft in other commercial/industrial zones; setback 10 ft from right‑of‑way; monuments must include illuminated street address plate with numbers at least 6 in. high (§ 17.55.100(e); § 17.55.090 Table 1). § 17.55.100, § 17.55.090 Table 1
Pole signs (freeway‑oriented): allowed by Planning Commission only on parcels within 500 ft of State Highway 101 right‑of‑way in commercial or PD zones; pole signs are limited in area (up to 100 sq ft) and height (up to 60 ft), and require Commission findings that other sign types cannot adequately identify the site (§ 17.55.100(f)). § 17.55.100(f)

Practical note: large commercial centers with 4+ tenants must submit a master sign program; that program standardizes sign style and lets future tenant signs be approved administratively (§ 17.55.050). § 17.55.050

Downtown Historic Area — First Street Corridor (FSC), Village Core (VC) and Village Business (VB)

Purpose: preserve pedestrian scale and historic character; special limits and design emphasis. § 17.55.090(c)

Key rules:

Building signs in the Historic Downtown follow a downtown formula: 1 sq ft per each 2 lineal ft of primary building frontage, plus 0.5 sq ft per lineal ft of secondary frontage; multiple sign types permitted per business (Table 1) and indirect lighting is recommended; internally‑lit cabinet signs are discouraged (§ 17.55.090 Table 1; § 17.55.080(g)). § 17.55.090 Table 1, § 17.55.080(g)
Monument signs in the Downtown Historic Corridor are limited to 6 ft in height (vs. 8 ft elsewhere) (§ 17.55.100(e)). § 17.55.100(e)
Director/Commission must find compatibility with the historic corridor and Historic Corridor Revitalization Plan (§ 17.55.080(g); Historic-specific sign guidance applies) (§ 17.50.072 addresses historic review process). § 17.55.080(g), § 17.50.072

Link: projects in this area will often need design review; see King City Historic Preservation and King City Design Review.

Planned Development (PD) and Highway Service (H‑S) districts

PD: master sign programs and special sign permits are administered consistent with the PD approvals (§ 17.55.050; § 17.55.090) (§ 17.55.050). § 17.55.050
H‑S: the code specifically allows a city‑owned or nonprofit billboard in PD and H‑S zoning districts along US‑101 (but prohibits billboards advertising products) (§ 17.55.100(d)). § 17.55.100(d)

Overlay districts: scenic corridor (S‑C) provisions apply in addition to the base district and may alter sign rules near highways — see the Scenic Corridor Chapter (§ 17.42) and King City Overlay Districts. § 17.42.010–.040

Key standards — quick reference table

Sign type	Typical limit (decision‑relevant)	Notes / Code reference
Building sign (commercial)	~1 sq ft per 2 ft of primary building frontage; min 20 sq ft in many cases	§ 17.55.090 Table 1
Monument sign	min 20 sq ft area; 6 ft (downtown) / 8 ft (other commercial) height; 10 ft setback	§ 17.55.100(e); § 17.55.090 Table 1
Freestanding pole (freeway‑oriented)	max 100 sq ft, max 60 ft height; only within 500 ft of US‑101 and by Commission	§ 17.55.100(f)
Window signs (temporary)	≤ 25% of total window area for temporary messages	§ 17.55.090(2)(3)
Political/social issue signs	Residential: aggregate ≤ 12 sq ft; Non‑residential: ≤ 20 sq ft	§ 17.55.090(e)
A‑board (portable sidewalk) signs	Prohibited if larger than 6 sq ft; location and ROW rules apply	§ 17.55.100(k), § 17.55.080(d)
Master sign program	Required for nonresidential projects with 4+ tenants (and certain renovations)	§ 17.55.050

(For the full, parcel‑specific Table 1 entries and illustrations consult § 17.55.090 and § 17.55.100.) § 17.55.090, § 17.55.100

Design, materials, lighting and maintenance

Signs must be durable, constructed of permanent materials (except banners, flags, temporary/window signs) and permanently attached when required; reflective materials are prohibited (§ 17.55.080(e)(2)–(4)). § 17.55.080(e)
Lighting must minimize glare; blinking/flashing and color changes are prohibited; internally lit signs are discouraged in the Historic Downtown (indirect lighting preferred) (§ 17.55.080(g)). § 17.55.080(g)
Maintenance: owners must keep signs in good repair; dilapidated signs may be abated as nuisances (§ 17.55.080(h)). § 17.55.080(h)

If installation triggers electrical or structural permits, the Building Official must clear the sign permit (see § 17.55.040(a)(2)); this intersects with the state building code (California Building Standards Code). § 17.55.040(a)(2)

Exemptions and prohibitions (highlights)

Exempt without sign permit: many government/public signs, small temporary and certain flags, historical markers, and other limited categories; see § 17.55.060 for the complete list. § 17.55.060
Prohibited signs: billboards (except city/nonprofit billboards in PD/H‑S per code), off‑site signs unless specifically allowed, signs that emulate traffic signals, portable signs above size limits, roof‑mounted signs, and signs placed in public right‑of‑way without encroachment permit (§ 17.55.100; § 17.55.080(d)). § 17.55.100, § 17.55.080(d)

Checklist — what an applicant must submit / satisfy

Prepare and file a sign permit application (sign permit required unless exempt) — follow submittal and fee rules (§ 17.55.040(a)(1); § 17.55.040(c)). § 17.55.040
Draw plans to scale showing wall/rooflines and scaled plot plan with sign location relative to structures and adjacent properties (§ 17.55.040(c)(2)(A)). § 17.55.040(c)(2)(A)
Provide colors, logos, materials and construction details; show total sign area/area per sign and heights; include address plate info for monuments (§ 17.55.040(c)(2)(B),(E); § 17.55.100(e)). § 17.55.040(c)(2),(E); § 17.55.100(e)
If the site has nonconforming signs, include a plan to correct them as part of the installation (§ 17.55.040(c)(2)(F)). § 17.55.040(c)(2)(F)
If a master sign program is required (4+ tenants or large renovation), submit it with other planning permits; the Commission reviews programs for 11+ tenants (§ 17.55.050). § 17.55.050
If a structure/electrical permit is required, obtain Building Division sign‑related permits before final sign issuance (§ 17.55.040(a)(2)). § 17.55.040(a)(2)

For guidance on site design tradeoffs (sight lines, landscape buffers near monuments) check King City Development Standards and King City Landscaping and Screening.

Risks & Ambiguities

Issue	Why it matters	What to verify
Sign area allocation on multi‑tenant buildings	Combined tenant signs cannot exceed building allowance; dispute about primary vs secondary frontage can change allowance	Confirm measurement method and primary frontage determination per § 17.55.090 and Table 1; ask planner to confirm frontage used. § 17.55.090
Historic Downtown compatibility	Director/Commission must find compatibility; lighting and color restrictions stricter	Verify whether project requires Historic Corridor findings and follow Historic Corridor Revitalization Plan guidance (§ 17.55.080(g); § 17.50.072). § 17.55.080(g), § 17.50.072
Pole sign (freeway) eligibility	Pole signs are allowed only within 500 ft of US‑101 and subject to Commission findings — costly public hearings	Confirm property’s distance to US‑101 and whether other allowed signage could meet identification needs (§ 17.55.100(f)). § 17.55.100(f)
Nonconforming sign amortization	Owners may have amortization schedules tied to original sign value	If you have a pre‑existing nonconforming sign, check amortization schedule and appeals process in § 17.55.060(b). § 17.55.060(b)
Signs in public ROW / encroachments	Installing projecting or suspended signs into ROW requires separate encroachment permit	Verify encroachment rules and obtain an encroachment permit where projecting signs extend over ROW (§ 17.55.080(d)(1)(A)). § 17.55.080(d)

Plain‑English summary

King City’s sign code (Chapter 17.55) lets businesses identify themselves while protecting safety and downtown character: most signs need a sign permit, area and height are capped (special lower caps in the Historic Downtown), monument signs and freeway pole signs have specific height/area limits, and large multi‑tenant projects must use a master sign program so future tenant signs are simple to approve — see § 17.55.010–.100 for the rules and permit paths. § 17.55.010, § 17.55.040, § 17.55.050, § 17.55.090, § 17.55.100

Source References

King City Municipal Code — Chapter 17.55, "Signs" (purpose, applicability, definitions, general rules): § 17.55.010, § 17.55.020, § 17.55.030.
Sign permit review procedures and application contents: § 17.55.040.
Master sign programs: § 17.55.050.
Exemptions and amortization of nonconforming signs: § 17.55.060.
General sign measurement, materials, lighting and maintenance rules: § 17.55.080.
Standards by development type and Table 1 (allowed sign area/height/setbacks): § 17.55.090 (Table 1).
Standards for specific sign types (monument, pole, kiosks, murals, awnings, prohibition list): § 17.55.100.
Historic Downtown overlay guidance and Historic Corridor Revitalization Plan references: § 17.55.080(g); Historic review procedures § 17.50.072.

For broader planning and zoning context see: King City Zoning, King City Development Standards, King City Design Review, King City Overlay Districts, King City Historic Preservation, and the state building rules at California Building Standards Code.

Sources

Retrieved passages

King City Zoning Code (chapter and) High relevance
King City Zoning Code (§ 3) High relevance
King City Zoning Code (§ 3) High relevance
King City Zoning Code High relevance
King City Zoning Code (chapter shall) High relevance
King City Zoning Code (§ 3) High relevance
King City Zoning Code (chapter or) High relevance
King City Zoning Code (chapter or) High relevance
King City Zoning Code (chapter and) High relevance
King City Zoning Code (§ 3) Medium relevance
King City Zoning Code Medium relevance

Cited sections

Official King City code library

Frequently asked questions

What types of signs require a sign permit in King City?

Most signs require a sign permit; the city issues routine sign permits through the Community Development Department, while the Planning Commission reviews freestanding signs over 8 ft, murals over 20 sq ft, kiosks, master sign programs for 11+ tenants, pole signs and sign variances (§ 17.55.040). § 17.55.040

How is sign area calculated for building or channel‑letter signs?

Sign area is measured by enclosing the extreme limits of the display in a single perimeter (squares/rectangles) and individual letters painted on a wall are measured by their outer edges; see measurement rules in § 17.55.080 and the area limits in § 17.55.090 Table 1. § 17.55.080, § 17.55.090

Are internally‑lit signs allowed in King City’s Historic Downtown?

Internally‑lit cabinet signs are strongly discouraged and indirect lighting is recommended in the Historic Downtown; the director/commission must also find that a proposed sign is compatible with the Historic Corridor Revitalization Plan (§ 17.55.080(g); § 17.50.072). § 17.55.080(g), § 17.50.072

When is a master sign program required?

A master sign program is required for new nonresidential projects with four or more tenants, for existing projects meeting certain renovation thresholds, and must be submitted with other planning permits — the director reviews programs for up to 10 tenants and the Commission for 11+ tenants (§ 17.55.050). § 17.55.050

Can I put a projecting sign over the public right‑of‑way?

Projecting signs into the public ROW are only allowed if they comply with the projecting sign standard and you obtain a separate encroachment permit; private signs in the ROW otherwise are subject to confiscation (§ 17.55.080(d)(1)(A)). § 17.55.080(d)

Are A‑board (sandwich board) signs allowed on sidewalks?

A‑board and other portable sidewalk signs larger than 6 sq ft are prohibited; smaller portable signs may still be restricted by location and ROW rules (§ 17.55.100(k); § 17.55.080(d)). § 17.55.100(k), § 17.55.080(d)

What are the rules for political or campaign signs?

Political/social issue signs are allowed without a permit if on private property with owner consent and aggregate area limits are met: ≤ 12 sq ft in residential zones and ≤ 20 sq ft in nonresidential zones; campaign yard signs have shorter post‑election removal periods for certain sizes (§ 17.55.090(e)). § 17.55.090(e)

Can a private billboard be permitted in King City?

Billboards advertising businesses are generally prohibited; the Commission may approve a city‑owned or nonprofit billboard only in PD and H‑S zoning districts along US‑101, and commercial advertising billboards are prohibited (§ 17.55.100(d)). § 17.55.100(d)

If my sign doesn't meet the standards, can I get relief?

Yes — the code allows minor sign variances (up to 20% over area/height) and general sign variances for larger deviations; variances require findings by the Commission, public notice, and demonstration of practical difficulties (§ 17.55.080(h),(i)). § 17.55.080(h),(i)

Do I need a building or electrical permit in addition to a sign permit?