Sign Regulations in Nashua, New Hampshire

Nashua, New Hampshire has specific sign regulations covering 14 sign types across 12 zoning districts. Regulated sign types include Identification Sign, Ground Sign, Wall 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 21, 2025

Sign Regulation Overview for Nashua, New Hampshire

Sample Sign Requirements in Nashua

Sign TypeMax HeightMax AreaSetback
Directional Sign6 sq ft (Residential, LB, D-1/D-3), 9 sq ft (GB, HB, PI/AI, GI)
Temporary Sign8 ft32 sq ft10 ft from right-of-way; 25 ft from intersection
Time-and-Temperature Sign50% of total allowable sign area

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

PermitPal Coverage for NashuaFull Coverage

Sign Types Covered

14

  • Identification Sign
  • Ground Sign
  • Wall Sign
  • Projecting Sign
  • +2 more types

Zoning Districts

12

Different zoning districts with specific sign regulations

Data Includes

  • Permit requirements
  • Height restrictions
  • Illumination rules

Official Resources for Nashua

Municipal Code2 permit application links available

Frequently Asked Questions

Sign height limits in Nashua vary by zone and sign type. Wall signs typically range from 25-40 feet, while monument signs are usually limited to 6-10 feet. Use PermitPal to get exact requirements for your property.

To get a sign permit in Nashua, 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 Nashua, regulated sign types include Identification Sign, Ground Sign, Wall Sign, Projecting 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 Nashua 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 Nashua are regulated with specific requirements for brightness, animation, and message duration. Nashua has documented illumination rules in our database. Use PermitPal to see the exact requirements for electronic message centers.

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Nashua, New Hampshire Sign Rules at a Glance

Nashua, New Hampshire regulates 14 sign types across 12 zoning districts. Banner Signs in the GB, HB zoning district are capped at 9 ft tall, 27 sq ft, and 3 ft (horizontal dimension); 9 ft (vertical dimension) wide, with a 20 ft from right-of-way; minimum 100 ft from another banner sign setback (Sec. Table 99-4, § 190-99). Most commercial signs in Nashua require a permit.

Detailed Sign Ordinance Requirements for Nashua, New Hampshire

Sign Rules by Zoning District in Nashua (12 zones)

Zoning DistrictSign Types RegulatedMax HeightMax AreaPermit Required
General Regulations For All Zones38 ft50% of total allowable sign area
Historic District, H (Historic) Overlay District1
Residential District (R-A, R-B, R-C)38 ft12 sq ft
Residential District (R-C Nonresidential Uses Only)18 ft12 sq ft
Residential District (R-A, R-B, R-C, R-C Nonresidential Uses Only)15 ft
LB419 ft32 sq ft
GB, HB740 ft150 sq ft
PI, AI, PI/AI630 ft150 sq ft (PI/AI), 100 sq ft (GI, if not abutting residential)
GI530 ft150 sq ft (4+ lanes), 75 sq ft (<4 lanes)
D-1, D-3, D-1/D-3, Downtown District (D-1, D-3)519 ft100 sq ft
FU1
Nonresidential zoning districts15 ft

Zone-by-Zone Sign Requirements in Nashua(sample of 3 of 12 zones)

GB, HB

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Ground Sign40 ft150 sq ft20 ft from right-of-way, 25 ft from intersection1On lot (min frontage 90 ft)UnlockTable 101-7, § 190-101E
Wall Sign150 sq ft (or 125 sq ft in HB if roof/freeway sign used; 40 sq ft per business min for multi-tenant)See formula; up to 3Unlock§ 190-108C(1),(2), E(1),(2)
Projecting Sign30 ft24 sq ft10 ft from right-of-way, 25 ft from intersection1Facade; min clearance 10 ft; max projection 5 ft, not closer than 3 ft to curblineUnlockTable 104-11, § 190-104
Roof Sign10 ft above roof150 sq ft3 ft from exterior wall plane1On roofUnlockTable 105-13, § 190-105
Banner Sign9 ft27 sq ft3 ft (horizontal dimension); 9 ft (vertical dimension)20 ft from right-of-way; minimum 100 ft from another banner sign2-4 (based on outdoor area)On single vertical poles within outside display area, at least 20 ft setback; not closer than 100 ft to another such sign.UnlockTable 99-4, § 190-99
Identification Sign8 ft20 sq ft25 ft from intersection1On premisesUnlockTable 102-8, § 190-102
Off-Premises Sign (Billboard)30 ft150 sq ft (facing 4+ lane streets), 75 sq ft (<4 lanes)20 ft from right-of-way; 25 ft from intersection; 400 ft from residential; 1,000 ft from another billboard120 ft right-of-way setback; 25 ft intersection setback; min frontage 90 ft; not within 400 ft of residential; 1,000 ft from another billboardUnlockTable 103-10, § 190-103

PI, AI, PI/AI

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Ground Sign15 ft (PI, AI abutting residential), 20 ft (not abutting residential), 20 ft (GI)100 sq ft (PI/AI), 75 sq ft (GI)20 ft from right-of-way, 25 ft from intersection1On lot; min frontage 100 ftUnlockTable 101-7, § 190-101F, 190-101G
Wall Sign150 sq ft (PI/AI), 100 sq ft (GI, if not abutting residential)Unlock§ 190-108C(3),(4), G
Projecting Sign30 ft24 sq ft10 ft from right-of-way, 25 ft from intersection1Facade; min clearance 10 ft; max projection 5 ft, not closer than 3 ft to curblineUnlockTable 104-11, § 190-104
Banner SignUnlockTable 99-4, § 190-99
Identification Sign8 ft20 sq ft25 ft from intersection1On premisesUnlockTable 102-8, § 190-102
Off-Premises Sign (Billboard)30 ft150 sq ft (4+ lanes), 75 sq ft (<4 lanes)10 ft from right-of-way, 25 ft from intersection, 400 ft from residential, 1,000 ft from billboard110 ft right-of-way setback, 25 ft intersection, min 100 ft frontage, not within 400 ft of residential, 1,000 ft from another billboardUnlockTable 103-10, § 190-103

GI

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Ground Sign20 ft75 sq ft (abutting residential), 100 sq ft (not abutting residential)10 ft from right-of-way, 25 ft from intersection1On lot; min frontage 100 ftUnlockTable 101-7, § 190-101G, H
Wall Sign100 sq ft (not abutting residential), 32 sq ft (abutting residential or per business)Unlock§ 190-108C(5), G, H
Projecting Sign30 ft24 sq ft10 ft from right-of-way, 25 ft from intersection1Facade; min clearance 10 ft; max projection 5 ft, not closer than 3 ft to curblineUnlockTable 104-11, § 190-104
Identification Sign8 ft20 sq ft25 ft from intersection1On premisesUnlockTable 102-8, § 190-102
Off-Premises Sign (Billboard)30 ft150 sq ft (4+ lanes), 75 sq ft (<4 lanes)10 ft from right-of-way, 25 ft from intersection, 400 ft from residential, 1,000 ft from billboard110 ft right-of-way setback, 25 ft intersection, min 100 ft frontage, not within 400 ft of residential, 1,000 ft from another billboardUnlockTable 103-10, § 190-103

PermitPal covers all 12 zoning districts in Nashua — 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 Nashua

  • Any sign not specifically authorized by this chapter is prohibited unless required by law.
  • Any sign located within, on, or projecting over a property line which borders a public or private street, highway, alley, lane, parkway, avenue, road, sidewalk, or other right-of-way, except as provided in this chapter.
  • Any sign attached to any public utility pole or structure, streetlight, tree, fence, fire hydrant, bridge, curb, sidewalk, park bench, or other location on public property, except as provided herein.
  • Any sign placed which, by reason of its location, will obstruct the view of any authorized traffic sign, signal or other traffic control device, or which by reason of shape, color, or position interferes with or could be confused with any authorized traffic signal or device.
  • Any sign which is placed so as to prevent or inhibit free ingress to or egress from any door, window, or any exit way required by the Building Code or the Fire Code.
  • Any flashing sign or other sign or lighting device, whether on the exterior of the building, or on the inside of a window which is visible beyond the boundaries of the lot or parcel, or from any public right-of-way, with intermittent, flashing, rotating, scintillating, blinking, or strobe light illumination, including an electronic message device, except as provided in §190-97B, or the regulations applicable to a particular sign structure.
  • Any sign with unshielded incandescent, metal halide, or fluorescent light bulbs.
  • Any sign which emits audible sound, odor, smoke, steam, laser or hologram lights, or other visible matter, including any sign that employs any stereopticon or motion-picture projection.
  • Any sign animated by any means, including fixed aerial displays, balloons, pennants, including strings of flags, streamers or devices affected by the movement of the air.
  • Any rotating sign.
  • Any banners or temporary signs, except as provided for in §190-106.
  • Any portable sign or attention-getting device, including but not limited to sandwich, A-frame, tire rim, animated sign, stuffed animal, or vehicle used as a sign or sign structure; and/or string of lights arranged in the shape of a product, arrow, or any commercial message, except as provided for in §190-106, or where permitted in the D Downtown District.
  • Any sign mounted, attached or painted on a trailer, boat, or motor vehicle when parked, stored, or displayed conspicuously on the public right-of-way or private premises in a manner intended to attract attention of the public for advertising purposes. This excludes business signs that are permanently painted on or magnetically attached to motor vehicles or rolling stock that are regularly and consistently used to conduct normal business activities.
  • Any sign painted, attached or mounted on fuel tanks, outdoor storage containers and/or solid waste receptacles or their enclosures.
  • Any unauthorized sign attached to existing signs, outdoor light poles, or other structures.

Exempt Signs in Nashua

  • Signs installed by government bodies.
  • Utility signs.
  • Real estate signs not to exceed eight square feet for single-family residential properties, 16 square feet for multifamily residential properties and 32 square feet for all other uses in all other zoning districts; limited to one per each side of the property abutting a public right-of-way and must be removed within 30 days after the sale, rental or lease.
  • National, state or corporate flags (corporate flags shall not exceed 40 square feet).
  • Nameplates and historic markers, maximum area of two square feet.
  • Building name sign, maximum sign area of 12 square feet.
  • Alterations that include repainting, changing copy, or replacement of the existing sign face, except in the Historic District.
  • Charitable and public service signs.
  • Political signs.
  • Contractor signs not to exceed 32 square feet, except on projects exceeding one acre in size where the maximum sign area shall be 64 square feet. Must be removed within 30 days after project completion.
  • Directional, directory and on-site, internal, traffic control signs in accordance with §190-100.
  • Temporary signs, no greater than 12 square feet, advertising on-site employment opportunities.
  • Signs affixed to the interior side of a window so as to be visible from the exterior that advertise products/services available within the building, prices, payment methods, or sales, provided they do not cover more than 25% of the total visible window area.
  • Lettering, logos or graphics affixed to products or packaging displayed for on-site sales.
  • Lettering, logos or graphics identifying or describing products or their manufacturers, vendors or distributors affixed to exterior of equipment such as vending machines, gasoline pumps and other similar equipment.
  • Lettering, logos or graphics affixed to registered motor vehicles or equipment that identify the business owners or operators of the vehicle/equipment or their manufacturers.
  • Temporary signs advertising garage or yard sales or lost pets.
  • On-site temporary signs advertising the opening of a new business.
  • Customary signs that give warning, no larger than two square feet in area, bearing messages such as 'Beware of Dog' or 'No Trespassing.'

Sign Plan & Submission Notes for Nashua

  • A sign plan is required as part of a sign permit application (see §190-94C and Article XLIII).
  • If a sign permit application is denied, a revised sign permit application must include revised sign plans with drawings, measurements, illumination and other items required by Article XLIII (§190-94H).
  • Applicants for a sign permit must submit with the application a sign plan including information about the sign (materials, color, illumination, animation, function, etc.) (§190-278A).
  • Within Historic (H) Overlay Districts, additional information is required in the sign plan including scale drawing of the building, enlarged photographs, samples of color, lettering, materials, illumination, animation, function, dimensions, placement, materials, and detailed drawings (§190-278B).
  • Where groups of three or more contiguous commercial or industrial units are to be located together in a development, or where a lesser number of businesses total not less than 20,000 square feet of gross leasable area, or where three or more businesses on contiguous lots so elect, a master sign plan may be adopted (§190-109A).
  • A sign master plan must be approved by the Planning Board as part of a site plan approval application and must depict placement, design, color coordination, visibility, information messages and compatibility with the general design of the development. The master sign plan must include proposed sign locations, materials, type of illumination, design of freestanding structures, size, quantity, and uniform standards for nonbusiness signage (§190-109C).
  • All applications for sign permits on a lot or parcel subject to a master sign plan must comply with the master sign plan (§190-109C(3)).

Source: ecode360 municipal code