5 county-level rules, plus city-specific rules for 10 cities in Bergen County, New Jersey.
Verified from official government sources
Bergen County, New Jersey does not have a unified county ADU ordinance — ADUs (accessory apartments) are regulated by each individual municipality under its zoning code, pursuant to the Municipal Land Use Law (N.J.S.A. 40:55D-1 et seq.). New Jersey has no statewide ADU mandate; Senate Bill S2347 (introduced January 2024) would have required municipalities to allow ADUs by-right but died in the legislature on January 12, 2026.
N.J. S2347 (2024) — Accessory Dwelling Unit Definition
Accessory dwelling unit means a second dwelling unit that: a. is attached or detached, or located within or appurtenant to a permitted principal dwelling unit or single-family dwelling unit of greater square footage; b. is located on the same lot as a permitted principal dwelling unit; and c. has facilities and provision for independent living, including space for sleeping, food preparation, an...
Sheds in Bergen County are regulated by individual municipalities. The county does not issue shed permits, but state Uniform Construction Code thresholds apply for size and electrical service across all municipalities.
Garage conversions in Bergen County require municipal zoning approval and a building permit under the New Jersey Uniform Construction Code. The county itself does not regulate residential garage conversions.
Carports in Bergen County are regulated by municipal zoning ordinances. The county does not set carport standards, but the New Jersey Uniform Construction Code applies to structural and footing requirements.
Tiny homes in Bergen County must comply with the New Jersey Uniform Construction Code and local minimum dwelling size requirements. Most Bergen municipalities effectively prohibit traditional tiny homes through minimum square footage standards.
10 cities in Bergen County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
5 verified rules • ADU Rules, Carport Rules
5 verified rules • ADU Rules, Carport Rules
5 verified rules • ADU Rules, Carport Rules
3 verified rules • ADU Rules, Garage Conversions
2 verified rules • ADU Rules, Shed Rules
2 verified rules • ADU Rules, Shed Rules
2 verified rules • ADU Rules, Shed Rules
2 verified rules • ADU Rules, Shed Rules
2 verified rules • ADU Rules, Shed Rules
2 verified rules • ADU Rules, Shed Rules
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