ADU rules for Brielle Borough
Accessory Dwelling Unit (ADU) Rules for Brielle Borough, NJ
Is your property eligible for an ADU?
# of Properties
223
Owner-occupied
56%
Zoning districts
13
Avg Home Value
$1,398,350
Median Lot Size
0.34 acres
Avg Income
$170,820
Residential Types:
223 housing units
Single Family
50%
Apts (4+ units)
49%
Zoning Districts:
2,382 parcels · 13 districts
R-2
38%(910)
R-3
31%(736)
R-4
9%(223)
R-5
9%(204)
Other
13%(309)
ADU Rules
What can you build in Brielle Borough, NJ?
Brielle Borough, NJ follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not addressed in the local bylaw
- –Detached ADU: Not addressed in the local bylaw
Parking
- –No ADU-specific parking; general residential minimums apply (2 spaces per single-family; 2 per unit in apartments); no waivers/reductions for ADUs.
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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ADU rules in other New Jersey municipalities
Rules change at the town line. Check the municipality your property is actually in.
Monmouth County
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