ADUs are allowed in WoodridgeTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Woodridge, IL
Is your property eligible for an ADU?
# of Properties
10,651
Owner-occupied
79%
Zoning districts
17
Avg Home Value
$128,197
Median Lot Size
0.23 acres
Avg Income
$112,111
Residential Types:
10,651 housing units
Residential
100%
Zoning Districts:
11,415 parcels · 17 districts
R-3
57%(6,491)
A-2
31%(3,489)
A-1
4%(431)
R-2
3%(353)
Other
6%(651)
ADU Rules
What can you build in Woodridge, IL?
Woodridge, IL 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
Interior / Attached ADU Size Limits
- –Maximum size equal to the gross living area of the existing principal dwelling
Detached ADU Size Limits
- –Detached ADU may not be larger than the existing principal dwelling’s gross living area
- –Maximum detached ADU size of 800 sq ft
Max Units
- –1 ADU per lot (single-family: R-1, R-2, R-3)
Owner Occupancy
- –At least one occupant must be the property's owner.
Parking
- –No ADU-specific parking min/max; for uses not listed, parking is based on the most similar listed residential use: 2 spaces per single-unit dwelling or 1.5 spaces per multi-unit dwelling.
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 Illinois municipalities
Rules change at the town line. Check the municipality your property is actually in.
DuPage County