

ADUs are allowed in Park Ridge BoroughTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Park Ridge Borough, NJ
Is your property eligible for an ADU?
# of Properties
221
Owner-occupied
19%
Zoning districts
17
Avg Home Value
$951,202
Median Lot Size
0.46 acres
Avg Income
$166,205
Residential Types:
221 housing units
Single Family
13%
Apts (4+ units)
41%
Condos
46%
Zoning Districts:
3,202 parcels · 17 districts
R-15
37%(1,170)
R-20
22%(702)
R-10
20%(655)
RT
6%(184)
Other
15%(491)
ADU Rules
What can you build in Park Ridge Borough, NJ?
Park Ridge Borough, NJ follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: By Right
Size Limits
- –Maximum size of 1,000 sq ft or the primary dwelling’s habitable floor area, whichever is less
Max Units
- –Single-family detached (R-40/20/15/10): 1 ADU per lot (principal + 1 ADU)
Owner Occupancy
- –There is no owner-occupancy requirement.
Parking
- –1 off-street space for an efficiency or 1-bedroom ADU; RSIS applies for 2+ bedrooms; affordable unit required; only on detached single-family lots in R-40, R-20, R-15, R-10; parking and driveways must meet Borough standards (RSIS applies)
Rental Restrictions
- –Detached/attached ADUs must be affordable rental units (income-qualified).
- –Existing unauthorized units must be vacant or occupied by an income-qualified renter unrelated to the owner, marketed on vacancy and deed-restricted for affordability for 10 years.
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.
Bergen County
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