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ADU rules for Millburn Township

Accessory Dwelling Unit (ADU) Rules for Millburn Township, NJ

Is your property eligible for an ADU?

# of Properties
483
Owner-occupied
22%
Zoning districts
29
Avg Home Value
$4,057,104
Median Lot Size
0.31 acres
Avg Income
$211,462
Residential Types:
483 housing units
Single Family
13%
2-3 Family
12%
Apts (4+ units)
54%
Condos
19%
Other
3%
Zoning Districts:
6,776 parcels · 29 districts
R-6
28%(1,896)
R-4
27%(1,809)
R-5
20%(1,334)
R-3
11%(753)
Other
15%(984)

ADU Rules

What can you build in Millburn Township, NJ?

Millburn Township, NJ follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.

Max Units

  • 0 ADUs per lot (all residential districts: single-family, two-family, multifamily)

Parking

  • ADUs prohibited in all residential districts; no ADU-specific parking standards apply.

Rental Restrictions

  • ADUs are prohibited in all residential districts; cannot be established or rented (detached or attached).

ADU State Law

What can you build in New Jersey?

  • New Jersey does not have a statewide ADU mandate; ADU rules are set by individual municipalities.
  • Building/fire codes are set statewide, but whether an ADU is allowed is local zoning.

What's allowed on your lot?

These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.

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Is your property eligible for an ADU?

ADU rules in other New Jersey municipalities

Rules change at the town line. Check the municipality your property is actually in.

Essex County

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