

ADU rules for Round Lake Beach
Accessory Dwelling Unit (ADU) Rules for Round Lake Beach, IL
Is your property eligible for an ADU?
# of Properties
8,248
Owner-occupied
82%
Zoning districts
30
Avg Home Value
$74,211
Median Lot Size
0.14 acres
Avg Income
$91,235
Residential Types:
8,248 housing units
Residential Improvements
100%
Zoning Districts:
9,966 parcels · 30 districts
R-3
52%(5,183)
R-3-PUD
18%(1,821)
R-4-PUD
16%(1,620)
C-3
6%(549)
Other
8%(793)
ADU Rules
What can you build in Round Lake Beach, IL?
Round Lake Beach, IL 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
Owner Occupancy
- –No owner-occupancy requirement.
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 Illinois municipalities
Rules change at the town line. Check the municipality your property is actually in.
Lake County