Accessory Structures in Hamilton, NJ (2026)
2 verified accessory structures rules for Hamilton, New Jersey, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Impact Fees
Adding an accessory dwelling unit to an existing home in Hamilton triggers the Township's affordable housing development fee. Section 550-167D(1)(a) sets the fee at 1.5% of the increase in the property's equalized assessed value caused by the new unit, collected on the same schedule as other residential development fees.
Hamilton ADU Development Fee Requirement
Some RestrictionsHamilton Code § 550-167D(1)(a)
Within all zone districts, all residential developers, except for developers of the types of developments specifically exempted below and developers of developments that include affordable housing, shall pay a fee of 1.5% of the equalized assessed value for all new residential development provided no increased density is permitted. Development fees shall also be imposed and collected when an ad...
Shed & Carport Rules
Hamilton's Land Development Code defines a garden or tool shed as an accessory building no larger than 12 by 12 by 12 feet, buildable within three feet of the rear and side lot lines but never within 20 feet of a neighbor's dwelling. Zone-specific caps and § 550-111's accessory-building sequencing rules layer on top of that baseline for every residential district.
Hamilton Shed Size, Setback and Permit Rules
Some RestrictionsHamilton Code § 550-7 (Definitions)
SHED, GARDEN OR TOOL An accessory building not exceeding 12 by 12 by 12 feet which may be erected within three feet of the rear lot line and side lot line but not less than 20 feet from any dwelling on any adjacent property. The three-foot-wide strip between the shed and the rear and side lot lines shall be kept free of rubbish and debris.
Looking for Mercer County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Hamilton city rules.
Accessory Structures in Mercer County →