

ADU rules for Mankato
Accessory Dwelling Unit (ADU) Rules for Mankato, MN
Is your property eligible for an ADU?
# of Parcels
14,103
Zoning districts
22
Zoning Districts:
14,102 parcels · 22 districts
R-1
46%(6,474)
R-2
26%(3,615)
R-3
5%(654)
OR
4%(594)
Other
20%(2,765)
ADU Rules
What can you build in Mankato, MN?
Mankato, MN 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
Parking
- –ADU parking not specified; administrator determines spaces for unlisted uses (Sec. 10-1627); accessory uses not enumerated included in principal-use requirement (Sec. 10-1625); CBD-C no off-street parking; CBD-F half of otherwise required parking (Sec. 10-1612).
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 Minnesota municipalities
Rules change at the town line. Check the municipality your property is actually in.
Le Sueur County