Sign Regulations in Helena, Montana

Helena, Montana has specific sign regulations covering 31 sign types across 8 zoning districts. Regulated sign types include Sandwich Board Sign, Wall Sign, Window Sign. Height restrictions apply. Permits are required for most commercial signs. Use PermitPal to get instant access to the complete regulations.

Data last verified: April 19, 2025

Sign Regulation Overview for Helena, Montana

Sample Sign Requirements in Helena

Sign TypeMax HeightMax AreaSetback
Under-Marquee or Under-Awning Sign (Exempt Version)6 sf
Common Sign6 ft12 sf
Freestanding Sign6 ft12 sf

* Sample data shown. Actual requirements may vary by zone. Use PermitPal for complete, location-specific regulations.

PermitPal Coverage for HelenaFull Coverage

Sign Types Covered

31

  • Sandwich Board Sign
  • Wall Sign
  • Window Sign
  • Common Sign
  • +2 more types

Zoning Districts

8

Different zoning districts with specific sign regulations

Data Includes

  • Permit requirements
  • Height restrictions
  • Illumination rules

Frequently Asked Questions

In Helena, monument signs are limited to 6 ft. Height limits vary by zoning district and sign type. Use PermitPal to get exact requirements for your specific location.

To get a sign permit in Helena, submit an application to the local building or planning department with sign dimensions, location, and design specifications. Our data confirms permits are required for most commercial signs. Processing typically takes 1-4 weeks. PermitPal helps you identify specific requirements and prepare complete applications.

In Helena, regulated sign types include Sandwich Board Sign, Wall Sign, Window Sign, Common Sign, and 2 more types. Most commercial signs require permits. Temporary signs and certain small signs may be exempt. Use PermitPal for specific exemptions.

Sign setback requirements in Helena vary by zone and sign type, typically ranging from 5-15 feet from property lines. Use PermitPal for specific setback requirements at your location.

Digital and LED signs in Helena are regulated with specific requirements for brightness, animation, and message duration. Helena has documented illumination rules in our database. Use PermitPal to see the exact requirements for electronic message centers.

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Helena, Montana Sign Rules at a Glance

Helena, Montana regulates 31 sign types across 8 zoning districts. Billboard Sign (I-15 Corridor)s in the B-2, CLM, M-I zoning district are capped at 30 ft tall, 432 sf, and 48 ft wide, with a 20 ft from property lines setback (Sec. 11-23-11.E.1, F, G, H). Most commercial signs in Helena require a permit.

Detailed Sign Ordinance Requirements for Helena, Montana

Sign Rules by Zoning District in Helena (8 zones)

Zoning DistrictSign Types RegulatedMax HeightMax AreaPermit Required
General Regulations For All Zones86 sf
R-1, R-2, R-386 ft40 sf (per building façade)
R-4, R-O, R-U1124 ft40 sf
B-11130 ft40 sf
B-2, CLM, M-I1834 ft432 sf
PLI1024 ft120 sf
Airport1024 ft120 sf
DT, TR1

Zone-by-Zone Sign Requirements in Helena(sample of 3 of 8 zones)

R-4, R-O, R-U

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Common Sign24 ft40 sf11 per lot/tract/parcel held in common ownership; as part of a Planned Sign Program element.Unlock11-23-9.A
Freestanding Sign18 ft32 sf1At least 8' above ground level or monument or suspended sign styleUnlock11-23-9.B
Monument Sign6 ft32 sf1Unlock11-23-9.F.4
Incidental Major Sign8 ft32 sfUnlock11-23-9.C
Wall Sign40 sf (per façade)On building façadeUnlock11-23-9.I, 11-23-5 Table 1, Table 3
Marquee/Awning SignAggregated with wall signage requirements; not to exceed 30% ground floor elevationGround floor onlyUnlock11-23-9.E, 11-23-5 Table 1, Table 3
Roof SignAggregated with and may not exceed wall sign maximumsIn place of primary wall sign where permittedUnlock11-23-9.H, 11-23-5 Table 1, Table 3
Window SignUp to 25% of window area per elevationGround floor windows onlyUnlock11-23-9.J, 11-23-5 Table 1, Table 3

B-1

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Common Sign30 ft40 sf11 per lot/tract/parcel held in common ownership; as part of Planned Sign Program.Unlock11-23-9.A, 11-23-5 Table 2, Table 3
Freestanding Sign24 ft32 sf1At least 8' above ground level or monument or suspended signUnlock11-23-9.B, 11-23-5 Table 2, Table 3
Monument Sign6 ft32 sf1Unlock11-23-9.F.4, 11-23-5 Table 2, Table 3
Incidental Major Sign8 ft32 sfUnlock11-23-9.C, 11-23-5 Table 2, Table 3
Wall Sign15% of façade or 60 sf (whichever is greater, per façade)On building façadeUnlock11-23-9.I, 11-23-5 Table 1, Table 3
Marquee/Awning/Canopy SignAggregated with wall signage requirements; not to exceed 30% of ground floor elevation of building.Ground floor onlyUnlock11-23-9.E, 11-23-5 Table 1, Table 3
Roof SignAggregated with and may not exceed wall sign maximumsIn place of primary wall sign where permittedUnlock11-23-9.H, 11-23-5 Table 1, Table 3
Window SignUp to 25% of the window area per elevation exempt; otherwise aggregated with wall sign requirementsGround floor windows onlyUnlock11-23-9.J, 11-23-5 Table 1, Table 3

B-2, CLM, M-I

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Common Sign (B-2)34 ft200 sf11 per lot/tract/parcel held in common ownership; Planned Sign Program requiredUnlock11-23-9.A, 11-23-5 Table 2, Table 3
Common Sign (CLM)34 ft200 sf11 per lot/tract/parcel held in common ownership; Planned Sign Program requiredUnlock11-23-9.A, Table 2, Table 3
Common Sign (M-I)34 ft300 sf11 per lot/tract/parcel held in common ownership; Planned Sign Program requiredUnlock11-23-9.A, Table 2, Table 3
Freestanding Sign (B-2)34 ft150 sf1At least 8' above ground level or monument/suspended styleUnlock11-23-9.B, Table 2, Table 3
Freestanding Sign (CLM)34 ft150 sf1At least 8' above ground level or monument/suspended styleUnlock11-23-9.B, Table 2, Table 3
Freestanding Sign (M-I)34 ft250 sf1At least 8' above ground level or monument/suspended styleUnlock11-23-9.B, Table 2, Table 3
Billboard Sign (I-15 Corridor)30 ft432 sf48 ft20 ft from property lines2 faces per supporting structureLocated in I-15 interstate corridor; must face/interact with interstateUnlock11-23-11.E.1, F, G, H
Billboard Sign (Non-Interstate Primary System)30 ft300 sf24 ft20 ft from property lines2 faces per supporting structureOn B-2, CLM, M-I properties along Federal-aid primary under Highway Beautification Act, not in interstate corridor.Unlock11-23-11.E.2, F, G, H

PermitPal covers all 8 zoning districts in Helena — full sign requirements for every zone, plus illumination rules, size formulas, and permit requirements for every sign type — with a free account.

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Prohibited Signs in Helena

  • Signs and sign face types that are not listed as permitted within a district are prohibited.
  • Signs may not be erected in such a manner that they obstruct or create a hazard by blocking clear view of vehicular, bicycle, or pedestrian traffic or obstruct the view of any traffic control device.
  • No sign or its illumination may interfere with traffic safety or simulate emergency services.
  • Signs may not be placed on or extend into any public rights-of-way except as outlined in §§11-23-1F1 and 11-23-1J, nor be affixed to any post, tree, or pole located in any public right-of-way or upon any city owned property, including signs held by a person, except for signs placed by authorized agents of the city or as permitted by Title 7, Chapter 13.
  • No sign may be constructed or erected that resembles any official marker erected by the city, state, or any governmental agency, or that would conflict with the proper functioning of any traffic sign or signal.
  • Off-premise signs are prohibited, except for billboards (where permitted by §11-23-11), signs placed by local authority in the public right-of-way, and certain signs in PLI zones for specified uses.
  • The following sign types are expressly prohibited: Animated signs; balloons; bench signs; on-premise canopy signs; portable signs; powered, air-activated devices; reflective or mirrored signs; vehicle signs that are on-premise and not involved in regular operations of the advertised business or used off-premise for explicit advertising functions; signs projected onto walls or structures by projector, laser, or other devices.

Exempt Signs in Helena

  • Ghost signs do not require a permit and are not included in calculating allowable signage for a property.
  • House numbers and street names used for property identification for emergency services and mail delivery are exempt.
  • Public interest signs erected by or on the order of a public officer in the performance of their duty (e.g., public notices, safety signs, danger signs, trespassing signs, traffic and street signs, wayfinding signs, memorial plaques, and signs of historical interest) are exempt.
  • Any sign internal to a development not intended to be visible from the right-of-way or neighboring property is exempt.
  • Canopy signs for the duration of a temporary event are exempt.
  • One under-marquee or under-awning sign per business, under six square feet in size and bottom edge at least eight feet above grade, is exempt where allowed.
  • Feather flags are permitted in specified zoning districts (R-4, R-O, B-1, B-2, CLM, PLI) at a rate of one per primary structure and an additional flag per 200 linear feet of frontage beyond the first 100 feet.
  • Temporary signs are allowed without a permit provided they are not illuminated, not erected in a permanent manner, and comply with the specified zoning requirements for size, height, and quantity.
  • Incidental minor signs are exempt.

Sign Plan & Submission Notes for Helena

  • A planned sign program is required to receive sign permits for any business or group of business uses on a parcel or group of parcels greater than 2 acres with common access and parking.
  • The administrator may approve a Planned Sign Program, which provides for flexible application of sign regulations and can grant deviations for incidental signs, additional freestanding signs, common signs, and increased wall signage (see §11-23-10).
  • Certain sign types (e.g., common signs, incidental major signs) in specific zones require approval as part of a Planned Sign Program as indicated in Table 2 and Table 3.
  • Applications for sign permits or variances must be made on forms provided by the administrator and must be complete to be considered valid.
  • Variance requests to general sign regulations must be heard in a public hearing before the governing body as described in §11-23-1C1b.
  • Each permit application must be accompanied by the appropriate fee.