Sign Regulations in Dover, New Hampshire
Dover, New Hampshire has specific sign regulations covering 16 sign types across 7 zoning districts. Regulated sign types include Freestanding Sign, Wall Sign, Projecting 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 Dover, New Hampshire
Sample Sign Requirements in Dover
| Sign Type | Max Height | Max Area | Setback |
|---|---|---|---|
| Freestanding Sign | — | — | Not within 50 feet of R-40, R-20 boundary. Parking areas: must be curbed with 4-ft clear space. |
| Essential Directional Sign | — | 4 sq ft | — |
| Parking Lot Sign | — | 2 sq ft | — |
* Sample data shown. Actual requirements may vary by zone. Use PermitPal for complete, location-specific regulations.
Sign Types Covered
16
- Freestanding Sign
- Wall Sign
- Projecting Sign
- Awning Sign
- +2 more types
Zoning Districts
7
Different zoning districts with specific sign regulations
Data Includes
- Permit requirements
- Height restrictions
- Illumination rules
Official Resources for Dover
Other Cities in New Hampshire
Frequently Asked Questions
Sign height limits in Dover 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 Dover, 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 Dover, regulated sign types include Freestanding Sign, Wall Sign, Projecting Sign, Awning Sign, and 2 more types. Most commercial signs require permits. Temporary signs and certain small signs may be exempt. Use PermitPal for specific exemptions.
In Dover, monument signs typically require a Not within 50 feet of R-40, R-20 boundary. Parking areas: must be curbed with 4-ft clear space. setback from property lines. Setbacks may increase near residential zones or intersections. Wall signs attached to buildings generally don't have setback requirements. Use PermitPal for location-specific setback data.
Digital and LED signs in Dover are regulated with specific requirements for brightness, animation, and message duration. Dover has documented illumination rules in our database. Use PermitPal to see the exact requirements for electronic message centers.
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Dover, New Hampshire Sign Rules at a Glance
Dover, New Hampshire regulates 16 sign types across 7 zoning districts. Nonresidential Use Signs in the Residential Districts (R-40, R-20, R-12, RM-SU, RM-U, HR, CBD-R) zoning district are capped at 8 ft tall and 16 sq ft (Sec. §170-50D(2), (4), (6)). Most commercial signs in Dover require a permit.
Detailed Sign Ordinance Requirements for Dover, New Hampshire
Sign Rules by Zoning District in Dover (7 zones)
| Zoning District | Sign Types Regulated | Max Height | Max Area | Permit Required |
|---|---|---|---|---|
| General Regulations For All Zones | 9 | — | 32 sq ft | — |
| Residential Districts (R-40, R-20, R-12, RM-SU, RM-U, HR, CBD-R) | 4 | 8 ft | 16 sq ft | — |
| Central Business District (CBD), Cochecho Waterfront District (CWD) | 1 | — | — | — |
| Commercial District (C) | 1 | 16 ft (general); 30 ft if fronting Spaulding Turnpike | — | — |
| Office District (O), Gateway District (G) | 1 | — | — | — |
| Commercial Manufacturing District (CM) | 1 | — | — | — |
| Innovation Technology District (IT) | 2 | 30 ft | 100 sq ft | — |
Zone-by-Zone Sign Requirements in Dover(sample of 3 of 7 zones)
General Regulations For All Zones
| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Premium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account) | Ordinance Citation |
|---|---|---|---|---|---|---|---|---|---|
| Wall Sign | — | — | — | — | — | Relate only to the premises upon which they are located; not to be painted or affixed with adhesive directly on building surface. | — | Unlock | §170-50A, B, C(1)-(7), (9)-(15), (17), (20) |
| Freestanding Sign | — | — | — | Not within 50 feet of R-40, R-20 boundary. Parking areas: must be curbed with 4-ft clear space. | — | Not in designated parking area unless protected by curbing; 4-ft clear space at approaches. Not within 50 ft of R-40, R-20 district. | — | Unlock | §170-50C(13), (18) |
| Projecting Sign | — | — | — | — | One per frontage | Attached to main wall; cannot project over street/sidewalk more than 4 ft 8 in or 2/3 sidewalk width; must provide 10 ft clearance below sign. | — | Unlock | §170-50C(19) |
| Essential Directional Sign | — | 4 sq ft | — | — | — | Entrance and exit driveways. | — | Unlock | §170-50C(14) |
| Parking Lot Sign | — | 2 sq ft | — | — | — | Indicating aisles or reserved areas/spaces | — | Unlock | §170-50C(15) |
| Temporary Construction/Development Sign | — | 32 sq ft | — | — | One per function | On project/building under construction; at principal vehicular entry point. | — | Unlock | §170-50C(16)(a) |
| Temporary For Sale/Rent Sign | — | 4 sq ft | — | — | One | On property for sale or rent. | — | Unlock | §170-50C(16)(b) |
| Informational/Directional Wall Sign (Nonresidential Entry) | — | 4 sq ft | — | — | One per entryway | For each building entryway | — | Unlock | §170-50C(17)(c) |
Residential Districts (R-40, R-20, R-12, RM-SU, RM-U, HR, CBD-R)
| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Premium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account) | Ordinance Citation |
|---|---|---|---|---|---|---|---|---|---|
| Customary Home Occupation Sign | — | 2 sq ft | — | — | — | — | — | Unlock | §170-50D(1) |
| Nonresidential Use Sign | 8 ft | 16 sq ft | — | — | One | For legally permitted nonresidential use, except home occupations and bed-and-breakfasts. | — | Unlock | §170-50D(2), (4), (6) |
| Bed-and-Breakfast Sign | 8 ft | 4 sq ft | — | — | One | For bed-and-breakfast | — | Unlock | §170-50D(5), (4), (6) |
| Nonconforming Use Sign | 8 ft | — | — | — | One | In connection with lawfully maintained nonconforming use. | — | Unlock | §170-50D(3), (4), (6) |
Innovation Technology District (IT)
| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Premium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account) | Ordinance Citation |
|---|---|---|---|---|---|---|---|---|---|
| Freestanding Sign (General Location) | 16 ft | 60 sq ft | — | — | One per frontage | One per frontage on public street/roadway. | — | Unlock | §170-50I(1)(a)-(c) |
| Freestanding Sign (Fronting Spaulding Turnpike) | 30 ft | 100 sq ft | — | — | — | Fronting Spaulding Turnpike. | — | Unlock | §170-50I(1)(c) |
PermitPal covers all 7 zoning districts in Dover — full sign requirements for every zone, plus illumination rules, size formulas, and permit requirements for every sign type — with a free account.
See all 7 zones for Dover — start freeProhibited Signs in Dover
- No sign shall be permitted within the City of Dover except in accordance with the provisions of this section.
- No sign, other than a residential nameplate or a sign exempted from the permitting requirements of this section, shall be erected or placed in the City of Dover without a sign permit.
- Signs shall relate only to the premises upon which they are located, excluding temporary signs as regulated elsewhere.
- All signs shall be constructed, erected and maintained so as not to present a hazard to persons and property.
- All signs shall be erected in such a manner so as not to obstruct free and clear vision along or onto a public right-of-way.
- All signs shall be erected in such a manner so as not to obstruct the view of, be confused with or mistaken for any authorized traffic sign, signal or like device.
- The illumination of any sign shall be nonflashing; flashing signs are prohibited.
- Spot- or floodlights for sign illumination must not shine or reflect directly into adjacent properties or the line of vision of a motorist.
- The illuminance of external illumination: max 50 footcandles as measured on the sign face.
- Internal/direct illumination: max 5,000 nits during daylight, 500 nits between dusk and dawn.
- No sign shall be painted or affixed with adhesive directly on the surface of a building.
- Window decals (adhesive, placards, labels) are not allowed when affixed on the outside of a window.
- Rotating signs or beacons, waving pennants or whirling devices are prohibited.
- Temporary signs are prohibited, except as otherwise provided in the ordinance.
- All signs are prohibited within the public right-of-way, except as otherwise provided.
- No sign shall be confused with official traffic control devices.
- No support for a projecting sign shall extend above the cornice line of the building to which it is attached (specifically for mill motif).
- Obsolete signs (on property vacant/unoccupied for more than six months) are prohibited and must be removed.
- No nonconforming sign shall be altered or relocated so as to be less compliant with requirements.
- Product trademarks are not permitted on mill motif signs.
- Guy wires are not permitted as principal sign support members for projecting signs (mill motif).
- Internal and direct illumination are prohibited for mill motif signs; only shielded external illumination is allowed.
- No sign shall be established or maintained over any public road or sidewalk unless safely fixed and supported, with the lowest part at least 15 feet above a public road and 10 feet above a sidewalk.
- No sign or showcase shall be hung or placed on the outer edge of a sidewalk so as to obstruct free passage and view from street to sidewalk or vice versa.
- No sign shall be erected or displayed within 20 feet of a public or private road purporting to be or possibly mistaken as a street name sign unless the street name has been approved per city code.
Exempt Signs in Dover
- Residential nameplates are exempt from permitting requirements.
- Essential directional signs not exceeding four square feet in area are permitted and exempt from permitting.
- Parking lot signs not exceeding two square feet indicating aisles or reserved areas are permitted and exempt from permitting.
- On a building or project under construction, one sign not exceeding 32 square feet is permitted and a second 32 square foot sign may be permitted as a temporary development identification sign at the principal vehicular entry point; said signs are exempt from permitting.
- One sign not to exceed four square feet may be erected on a property currently for sale or rent; said sign is exempt from permitting.
- One informational/directional wall sign not exceeding four square feet for each building entryway (not illuminated) is permitted and exempt from permitting in nonresidential zones.
- Political advertising signs are permitted per state law.
- The terms of the section do not apply to signs necessary for the public welfare and required by municipal, state, or federal government.
Sign Plan & Submission Notes for Dover
- No sign shall be erected or placed without a sign permit, except those specifically exempted (such as residential nameplates and certain exempted signs); permit applications must include plans to scale showing site location, dimensions, method of illumination, and construction materials.
- Replacement of existing signs/support structures where area, location, or materials are altered requires a permit and conforming plans.
- Mill motif sign permits require a scaled elevation drawing of the building facade(s), proposed sign clearly delineated, detailed drawings of materials/size/colors/style/lighting/attachment, photograph of the building, and a sample color rendering.
- Temporary signs generally require a temporary sign permit unless specifically allowed without a permit (e.g., one A-frame sandwich board per lot or tenant, with specific limitations).
- Temporary signs located on a City sidewalk or within a public right-of-way require a certificate of insurance and a hold harmless letter as part of the permit application.
- Community signs (temporary signs in specified public right-of-way locations) require a permit and documentation (certificate of insurance, hold harmless letter) per application.
- Sign types, sizes, and permitted zones are further controlled by reference to 'Tables of Use and Dimensional Regulations by District' and 'District Tables of Use,' which inform when a sign plan or variance may be needed and note when special design criteria (e.g., 'mill motif') apply.
- Variance requests or special exceptions are handled through the Zoning Board of Adjustment and may have additional plan or application requirements (implied by reference).
Source: ecode360 municipal code