ADUs are allowed in LibertyTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Liberty, MO
Is your property eligible for an ADU?
# of Properties
8,909
Owner-occupied
83%
Zoning districts
41
Avg Home Value
$264,951
Median Lot Size
0.26 acres
Avg Income
$99,163
Residential Types:
8,909 housing units
Single Family
3%
2-3 Family
95%
Other
2%
Zoning Districts:
11,190 parcels · 41 districts
R-1C
65%(7,290)
RNC
9%(963)
PD
7%(768)
R-2
5%(563)
Other
14%(1,606)
ADU Rules
What can you build in Liberty, MO?
Liberty, MO 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
Detached ADU Size Limits
- –Maximum detached ADU size is limited by accessory-structure footprint by lot size (800 sq ft under 1/2 acre; 1,000 sq ft at 1/2–1 acre; 1,500 sq ft over 1 to under 3 acres; and on 3+ acres, all accessory footprints together may not exceed 2,500 sq ft). In all cases, the ADU cannot be larger than the principal dwelling.
Owner Occupancy
- –ADU must be secondary to an owner-occupied dwelling
Parking
- –2 spaces per ADU; no off-street parking in CBD/MU; up to 30% may be shared or off-site within 500 ft
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 Missouri municipalities
Rules change at the town line. Check the municipality your property is actually in.
Clay County