Minneapolis is one of the nation's most ADU-friendly cities, allowing up to three dwelling units per lot in many zones. The city's progressive housing policy makes it an excellent market for ADU development and investment.
Zoning & Size Requirements [1][2]
Yes, you can build an ADU in Minneapolis. A detached ADU can be up to 1,600 sq ft under current Minnesota and Minneapolis zoning rules.
| Allowed Zones | All interior residential districts permitting single- or two-family dwellings |
| Max Size (Detached) | 1,300 sq ft or 16% of lot area (whichever greater); max 1,600 sq ft or size of primary dwelling (whichever less) |
| Max Size (Attached) | 800 sq ft |
| Max Size (JADU) | 800 sq ft (internal ADU — within existing structure) |
| Max Height | 20 ft, or the height of the principal structure if less; may rise to the principal structure height where exterior materials match |
| Max Units | 1 ADU per zoning lot |
Setback Requirements [1][2]
Minneapolis requires a rear setback of about 3 ft for a detached ADU, and no additional parking is required. Owner-occupancy is not required — you can rent it out without living on the property.
| Rear Setback | 3 ft (5 ft from alleys for above-garage ADUs) |
| Side Setback | 3 ft |
| Front Setback | Must meet primary dwelling front setback (ADUs placed in rear yard) |
| Parking Required | No minimum off-street parking required |
| Owner Occupancy | Not required (removed by a 2021 ordinance amendment; applies to both the principal dwelling and the ADU) |
| Min Lot Size | No ADU-specific minimum; lot must support permitted single- or two-family dwelling |
Permit Process & Fees [3]
An ADU permit in Minneapolis typically costs $1,800-$3,000 and takes 40-60 days, through a ministerial, by-right review.
| Approval Process | Administrative application + building permit (by-right in all qualifying zones) |
| Review Timeline | 40-60 days |
| Permit Fees | $1,800-$3,000 |
| Impact Fees | Minimal |
| Plan Check | 2-3 weeks |
| Pre-Approved Plans | Available |
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Construction Costs [4][5]
Building an ADU in Minneapolis typically costs $140,000-$280,000 ($130-$270 per sq ft); a garage conversion runs $70,000-$160,000.
| Average Build Cost | $140,000-$280,000 |
| Cost per Sq Ft | $130-$270 |
| Garage Conversion | $70,000-$160,000 |
| Prefab ADU (Installed) | $100,000-$230,000 |
Finance Your ADU Project
Most ADU projects are funded through HELOCs, construction loans, or cash-out refinancing. Compare rates from top lenders.
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Rental Income Potential [6][7]
A 2-bedroom ADU in Minneapolis rents for around $1,700-$2,400/mo, an estimated 7-10% annual return.
| Avg Rent (1 Bedroom) | $1,350-$1,800/mo |
| Avg Rent (2 Bedroom) | $1,700-$2,400/mo |
| Short-Term Rental | Permitted with registration |
| Est. Annual ROI | 7-10% annual return |
Explore Prefab ADU Options
Prefab ADUs can save 20-40% vs. traditional construction and cut build time in half.
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Recent Law Changes
What's Changed Recently
- Minneapolis removed owner-occupancy requirement — investors can now build/rent ADUs without living onsite
- Minneapolis charges valuation-based building permit fees (no separate ADU fee schedule)
- 200+ ADUs permitted since Minneapolis legalized them (2014-2016); uptake remains modest
- ADUs are allowed by-right in districts that permit single- or two-family dwellings (not all residential zones)
Tips for Building an ADU in Minneapolis
- Minneapolis is at forefront of zoning reform; exceptional ADU policies
- Three-unit allowance creates maximum flexibility and income potential
- Progressive city support means strong policy stability
- Winter climate creates seasonal rental considerations
ADU Builders in Minneapolis
Looking for an ADU builder in Minneapolis? ADU projects need a contractor experienced with local zoning, the permit process, and utility connections — not every general contractor has built one. We match Minneapolis homeowners with experienced local ADU contractors who provide free, no-obligation quotes. Getting at least three bids typically saves 20-40% on the same scope.
Sources & References
All data on this page is sourced from official government records and verified market data. View our full methodology.
- Accessory Dwelling Units (ADUs) — City of Minneapolis Planning Department — Accessed 2026-02-25
- Minneapolis Code of Ordinances, Ch. 537 — Accessory Uses & Structures Municipal Code — Accessed 2026-02-25
- Accessory Dwelling Unit Application — City of Minneapolis Planning Department — Accessed 2026-02-25
- Angi — ADU Construction Cost Data Market Data — Accessed 2026-02-24
- Angi — Local ADU Contractor Costs Market Data — Accessed 2026-02-24
- Zillow Rental Manager — Market Rent Data Market Data — Accessed 2026-02-24
- HUD Fair Market Rents Government Data — Accessed 2026-02-24
- Owner-Occupancy Accessory Dwelling Units Ordinance — Minneapolis LIMS Municipal Code — Accessed 2026-02-25
- Accessory Structures Height Ordinance — Minneapolis LIMS Municipal Code — Accessed 2026-02-25
- Minnesota ADU Legislation (SF 4009) Government Data — Accessed 2026-02-24
Frequently Asked Questions
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