ADUs are allowed in Unincorporated BooneTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Unincorporated Boone, MO
Is your property eligible for an ADU?
# of Properties
12,348
Owner-occupied
69%
Zoning districts
29
Avg Home Value
$145,262
Median Lot Size
0.51 acres
Avg Income
$87,100
Residential Types:
12,348 housing units
Single Family
89%
2-3 Family
7%
Apts (4+ units)
2%
Other
2%
Zoning Districts:
24,078 parcels · 29 districts
A-2
43%(10,452)
R-S
21%(5,111)
A-1
13%(3,218)
R-M
9%(2,106)
Other
13%(3,191)
ADU Rules
What can you build in Unincorporated Boone, MO?
Unincorporated Boone, 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
Max Units
- –1 ADU per parcel for parcels 20 acres or larger (total dwellings on the parcel may not exceed 2). 0 ADUs per lot on parcels under 20 acres in non-commercial districts.
Owner Occupancy
- –Occupancy limited to owner or owner's employee.
Parking
- –2 spaces per dwelling unit; no ADU-specific waiver; must be on the same lot; for mixed-use, parking is the sum of residential and commercial requirements.
Rental Restrictions
- –Attached ADU in commercial districts must be occupied by the owner or an employee; effectively prohibits renting to unrelated parties.
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.
Boone County