Accessory Structures in Newark, NJ (2026)
5 verified accessory structures rules for Newark, New Jersey, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Newark allows one accessory dwelling unit per single-family lot as a conditional use under § 41:6-2-1, requiring at least a 5,000-square-foot lot, common ownership with owner occupancy of either unit, one off-street parking space, and a floor area between 400 and 600 square feet, with short-term rental and garage-conversion ADUs both barred outright.
Newark Accessory Dwelling Unit Standards
Significant RestrictionsNewark Zoning and Land Use Regulations § 41:6-2-1 (Accessory Dwelling Units, Conditional Use Standards)
Only one ADU structure allowed per property, detached or attached to the principal residence. ADU shall not be permitted in a basement, cellar, or attic. The conversion of an existing garage into an ADU shall not be permitted. ADU shall not be used for short-term rental. The minimum lease duration shall be six months. Common ownership (principal dwelling and ADU) and owner occupancy (principal ...
ADU Owner Occupancy
Newark requires the owner to live in either the principal dwelling or the accessory dwelling unit, and both structures must stay under common ownership. An ADU cannot be sold or held separately from the main house.
Newark ADUs Require Owner Occupancy
Some RestrictionsNewark City Code § 41:6-2-1(6)-(7)
6. Subdivision shall not be allowed to separate ADU from the principal residence. 7. Common ownership (principal dwelling and ADU) and owner occupancy (principal dwelling or ADU) shall be required.
ADU Rental Restrictions
Newark's zoning code bars short-term rental of accessory dwelling units and sets a six-month minimum lease term, closing off ADUs as Airbnb-style units and requiring longer-term tenancy.
Newark ADU Rentals Need a 6-Month Lease
Some RestrictionsNewark City Code § 41:6-2-1(5)
5. ADU shall not be used for short-term rental. The minimum lease duration shall be six months.
Shed & Carport Rules
A shed or other accessory structure on a Newark house in the R-1, R-2, or R-3 zones cannot sit in the front yard, must be set back at least 10 feet from a secondary front lot line and 3.5 feet from every other property line, and is capped at 20 feet tall and 40% of the principal house's footprint under § 41:5-6-1.
Newark Accessory Building Setbacks & Size
Some RestrictionsNewark Zoning and Land Use Regulations § 41:5-6-1 (Accessory Buildings and Structures in R-1, R-2, and R-3 Zones)
No accessory building or structure shall be permitted in any front yard area, except for the secondary front yard area associated with a through-lot or other irregular lot having multiple street frontages. Accessory buildings and structures shall be setback a minimum of 10 feet from a secondary front lot line and 3.5 feet from any other property line. Accessory buildings and structures shall no...
Garage Conversions
Newark's zoning code flatly bans converting an existing garage into an accessory dwelling unit. Homeowners adding an ADU must build new construction, either detached or attached to the principal residence; the garage itself cannot become the unit.
Newark Bars Garage-to-ADU Conversions
Heavy RestrictionsNewark City Code § 41:6-2-1(4)
1. Only one ADU structure allowed per property, detached or attached to the principal residence. 2. ADU shall be subject to review by the Landmarks and Historic Preservation Commission where such review is otherwise required. 3. ADU shall not be permitted in a basement, cellar, or attic. 4. The conversion of an existing garage into an ADU shall not be permitted.
Looking for Essex County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Newark city rules.
Accessory Structures in Essex County →