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Accessory Dwelling Unit (ADU) Rules for Willowbrook, IL
Is your property eligible for an ADU?
# of Parcels
4,181
Zoning districts
10
Avg Parcel Value
$163,687
Median Parcel Size
0.69 acres
Zoning Districts:
4,187 parcels · 10 districts
R-5
50%(2,106)
R-2
28%(1,156)
R-4
8%(341)
R-3
5%(199)
Other
9%(385)
ADU Rules
Detailed ADU rules for Willowbrook, IL are coming soon
We don't cover Willowbrook in detail yet, but we're adding new municipalities all the time. Enter your address above to check your property and be notified when Willowbrook is ready.
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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