Sign Regulations in Trenton, NJ (2026)
6 verified sign regulations for Trenton, New Jersey, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Trenton bars campaign and special-event material from every public place or facility, from utility poles to public buildings, but allows it on private property with the owner's consent. Whatever is lawfully posted must come down within 14 days of the election or event it references.
Trenton Rules for Campaign and Political Signs
Some RestrictionsTrenton Code §§ 233-8, 233-9
A. No person shall paint or cause to be painted any words or symbols upon any public place or public facility. B. No campaign material shall be affixed upon any public place or public facility. C. No special event material shall be affixed upon any public place or public facility without the prior approval of the City Clerk. D. No campaign material shall be painted or affixed upon any private p...
Garage Sale Signs
Trenton allows a temporary garage or yard sale sign only for a seller who holds a valid City sale permit. The sign can be freestanding, wall-mounted, or attached to a fence, capped at six square feet, with freestanding signs limited to five feet tall, and it may go up 48 hours before the sale and must come down within 24 hours after it ends, per Zoning Code Sec. 315-12.6.F.
Trenton Garage Sale Sign Limits
Some RestrictionsTrenton Code § 315-12.6.F
Garage or Yard Sale. For garage or yard sale with a valid permit from the City, the following signs are permitted: 1. Such temporary signs are permitted in all districts on sites where private owners are selling merchandise in a garage sale or yard sale. 2. Such temporary signs are permitted 48 hours before the time of the sale and must be removed within 24 hours of the end of the sale. 3. Such...
Holiday Displays
Trenton exempts temporary holiday and seasonal lighting displays from its exterior lighting standards entirely. Under City Code § 315-9.3.C(6), homeowners and businesses can run holiday lights without meeting the one-footcandle cap, cutoff-luminaire design, or color-temperature limits that otherwise govern outdoor fixtures citywide, as long as the display is temporary and tied to a holiday or season.
Trenton Holiday Lighting Exemption
Few RestrictionsTrenton Code § 315-9.3.C(6)
Exceptions to Lighting Standards. ... 4. Security lighting installed with a motion vacancy sensor, which extinguishes the lights within 15 minutes after the area is vacated. ... 6. Temporary holiday and seasonal lighting designs are exempt from the requirements of this Ordinance. 7. Certain temporary uses may use lighting that does not meet the requirements of this section. When such temporary ...
Digital Billboards
Trenton's Zoning Code blocks digital billboards outright: electronic message signs are barred from operating as commercial off-premise signs, and a billboard is defined as an off-premise sign under Zoning Code Article 12. That leaves only static billboards, confined to the I-L and I-G industrial districts, capped at 672 square feet and 30 feet tall, and kept 1,000 feet from the D&R Canal under Sec. 315-12.9.
Trenton Bars Digital Off-Premise Billboards
Heavy RestrictionsTrenton Code § 315-12.7.E.6
Electronic message signs cannot operate as a commercial off-premise sign. This does not include public service messages.
Window Signs
Trenton limits window signs on nonresidential buildings to no more than 30% of each window's surface area, whether the sign is temporary or permanent. An illuminated window sign is allowed but capped at six square feet, counted inside that same 30% ceiling, and it cannot flash, per Zoning Code Sec. 315-12.6.N.
Trenton Window Sign Coverage Cap
Some RestrictionsTrenton Code § 315-12.6.N
Window Sign. 1. Window signs are permitted for all nonresidential uses in all districts. 2. All window signs, whether temporary or permanent, are limited to no more than 30% of the surface of each window area. Window area is counted as a continuous surface until divided by an architectural or structural element. Mullions are not considered an element that divides window area. 3. An illuminated ...
Freeway-Facing Signs
A Trenton billboard larger than 300 square feet must sit in an I-L or I-G industrial district and be oriented to show only toward a limited-access highway, following NJ DOT outdoor advertising standards, per Zoning Code Sec. 315-12.9.C.1. These large billboards top out at 672 square feet, 14 feet vertical by 48 feet horizontal, 30 feet in height, and need conditional-use approval on top of a zoning permit.
Trenton Billboards Must Face Highways
Significant RestrictionsTrenton Code § 315-12.9.C
Billboards that exceed 300 square feet, including any trim, are subject to the following standards. 1. The billboard must be located in an I-L or I-G District to show only toward a limited-access highway, per NJ DOT outdoor advertising standards. 2. The maximum sign area, including advertising area and trim, is 672 square feet. a. The maximum vertical length of the billboard cannot exceed 14 fe...
Looking for Mercer County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Trenton city rules.
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