Accessory Structures in Bloomington, MN (2026)
3 verified accessory structures rules for Bloomington, Minnesota, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Bloomington allows attached and internal ADUs in single-family zones under City Code §21.302.03. ADUs must have independent cooking, sanitary, and sleeping facilities. The city is currently developing amendments that may expand detached ADU options. Owner-occupancy and rental licensing requirements apply.
Bloomington ADU / Accessory Dwelling Rules
Some RestrictionsShed Rules
Sheds and accessory buildings regulated under City Code §21.301.19. Buildings under 200 sq ft are exempt from building permits. Max height 12 ft for non-garage accessory buildings. Minimum 5-ft side yard setback. Total accessory building area limited to the ground floor living area of the house plus 120 sq ft.
Bloomington Shed & Outbuilding Rules
Some RestrictionsCity Code Section 21.301.19 — Accessory Buildings (Other Than Garages) Handout
Permitted accessory building size is determined based upon two factors: 1) Ground floor four-season living area 2) Lot size. Your accessory building(s) on-site cannot be larger than +120 square feet the ground floor four-season living area of your house. If your lot is 15,000 square feet or smaller: the square footage of your combined total area of accessory building(s) can be a maximum of 1,12...
Garage Conversions
Garage conversions to ADUs may be possible under Bloomington's evolving ADU ordinance (§21.302.03). Currently, attached/internal ADUs are allowed. All garages must accommodate a code-complying driveway even if one is not proposed at time of permit. Garage-related regulations are in §21.301.19.
Bloomington Garage Conversion Rules
Some RestrictionsCity Code Section 19.47(c) — Garage/Accessory Building Information Sheet (web_53ugarages)
Garage, private - A building or portion of a building used by the tenants of the building or buildings on the premises which is designed primarily for the storage of motor vehicles. Maximum allowable area of a private garage, attached or detached, is 1,000 sq. ft. Maximum allowable area of ALL accessory buildings combined is 1,120 sq. ft. Attached, detached or a combination of both may not exce...
Looking for Hennepin County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Bloomington city rules.
Accessory Structures in Hennepin County →