Teaneck ADU Zoning Guide

Last reviewed 2026-04-28

Max size800 sq ft
Owner occupancyRequired

Teaneck, NJ permits accessory dwelling units under Section 33, Article IX of the Town Code (Ordinance 6-2025, effective February 11, 2025). ADUs are allowed as a permitted use in the R-S, R-M, and B-R zones, capped at 800 square feet or 40% of the principal dwelling (1,200 sq ft / 50% for affordable or accessible units). The owner must occupy either the principal dwelling or the ADU, the unit cannot be sold separately, and the township issues a decision on completed applications within 10 business days.

Status

Adoption status: Active — Ordinance 6-2025 effective February 11, 2025
Governing ordinance: Township of Teaneck Code, Section 33 (Land Use), Article IX (Accessory Dwelling Units), §§33-54 through 33-62
Key differentiator: 10-business-day Zoning Officer decision timeline; mandatory annual affidavit of continued compliance with $500/day enforcement

Eligibility

Where ADUs are allowed

Zoning districts permitted: R-S (Residential Single-Family Detached), R-M (Residential Multifamily), B-R (Special Business-Residential)
Lot type / use restrictions: Same lot as a principal single-family dwelling owned by the same owner; principal-residence ownership required
Limit per property: Maximum of 1 ADU per lot

Types allowed

Detached ADU (new construction): Yes
Attached ADU (addition): Yes — must use same exterior materials and colors as principal dwelling
Attached ADU (above garage): Yes
Interior conversion (basement): Yes
Interior conversion (converted garage): Yes
Interior conversion (upper floor): Yes
Self-containment requirement: ADU shall not share cooking, food prep, sanitary, or enclosed space with any other part of the building, except vestibules, entrances, porches, garages, laundries, or HVAC equipment
Entrance restriction: No external entrance facing a street separate from any other external entrance to the building on the same street

Size and placement

Size limits

Maximum sq ft (standard): 800 sq ft or 40% of the primary dwelling unit
Maximum sq ft (affordable/accessible): 1,200 sq ft or 50% of the primary dwelling unit
Accessibility bonus (NJ Barrier Free Subcode): +5% of the total maximum floor area

Setbacks

Location restriction: Tandem parking must be within the existing driveway and within setbacks; ADU itself follows zone bulk standards
Setback requirements: Standard zone bulk requirements apply; the application must include setback and floor-area calculations

Rules for use

Parking

ADU parking requirement: 1 parking space, located within the setbacks and provided as tandem parking in an existing driveway

Owner occupancy

Required: Yes — owner must reside in either the primary dwelling unit or the ADU
Separate sale permitted: No — ADU is owned by the owner of the principal single-family dwelling and cannot be sold separately

Rental use

Short-term rental: Not specifically authorized by the ADU article; standard Teaneck rental rules apply
Long-term rental: Permitted, subject to owner-occupancy of either the principal or the ADU
Annual affidavit: Owner must file annual affidavit of continued compliance on or before January 1 each year

How to apply in Teaneck

Zoning approval: Submit zoning application with survey, floor plans, and setback/floor-area calculations; Zoning Officer decision within 10 business days of completed application
Construction permit: Required under the New Jersey Uniform Construction Code; final inspection by Construction Official and Fire Official scheduled within 20 days of construction completion
Certificate of occupancy fee: $100
Property transfer: Disclosure required at sale; new owner must reapply and pay $100 fee; ADUs cannot be sold separately
Penalties: $500/day fines for non-compliant creation, maintenance, or occupancy
Contact emails: zoning@teanecknj.gov, building@teanecknj.gov, health@teanecknj.gov

Recent and pending changes

2025-02-11
Ordinance 6-2025 took effect, codifying Section 33, Article IX (§§33-54 through 33-62) and permitting ADUs in R-S, R-M, and B-R zones

Important details

Six configuration paths: Teaneck explicitly recognizes detached, attached, attached-above-garage, interior basement, interior converted garage, and interior upper-floor ADU configurations
Tandem parking requirement: The required ADU parking space must be tandem within an existing driveway — no expansion of the driveway envelope
Strict enforcement: Failure to file the annual affidavit within 20 days revokes the CO and triggers a $500 fine; continued occupancy is $500 for the first 30 days, then $500 per day thereafter
Material harmony: Attached ADUs must use the same exterior materials and colors as the principal dwelling, and may not have a separate street-facing entrance distinct from any existing one

Frequently asked questions

Where in Teaneck are ADUs allowed?

ADUs are permitted in the R-S (Residential Single-Family Detached), R-M (Residential Multifamily), and B-R (Special Business-Residential) zones under Section 33, Article IX of the Town Code. One ADU per lot.

What's the maximum size for an ADU in Teaneck?

For a standard ADU: 40% of the primary dwelling unit or 800 square feet. For an affordable or accessible ADU: 50% or 1,200 square feet. Fully handicapped-accessible ADUs under the NJ Barrier Free Subcode receive an additional 5% floor-area bonus.

Do I need to renew anything every year?

Yes. The property owner must submit an annual affidavit of continued compliance on or before January 1, starting with the first January after the initial certificate of occupancy. Failure to file within 20 days revokes the certificate and triggers a $500 fine, with $500/day fines for continued unauthorized occupancy.

Sources (3)

Last reviewed 2026-04-28. Local rules can change — verify the latest details with the Teaneck planning department, or book a free consultation with our team before starting your project. This page is informational and is not legal advice.