ADUs are allowed in North LibertyTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for North Liberty, IA
Is your property eligible for an ADU?
# of Properties
8,152
Owner-occupied
67%
Zoning districts
23
Avg Home Value
$297,209
Median Lot Size
0.31 acres
Avg Income
$116,640
Residential Types:
8,152 housing units
Other
100%
Zoning Districts:
9,129 parcels · 23 districts
RS-6
17%(1,539)
RS-4
17%(1,533)
RD-10
13%(1,214)
RM-8
11%(994)
Other
42%(3,849)
ADU Rules
What can you build in North Liberty, IA?
North Liberty, IA 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 is the larger of 1,000 sq ft or 50% of the principal dwelling’s living area.
Detached ADU Size Limits
- –Maximum size is the larger of 1,000 sq ft or 50% of the residence’s assessed living area; applies to detached ADUs.
Max Units
- –1 ADU per property
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 Iowa municipalities
Rules change at the town line. Check the municipality your property is actually in.
Johnson County