Accessory Structures in Bloomington, IL (2026)
3 verified accessory structures rules for Bloomington, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
In the City of Bloomington, an accessory dwelling unit needs a special use permit under Code § 44-908E, capped at 800 square feet or half the primary home's size, placed behind the house, and served by at least one added off-street parking space.
Accessory Dwelling Unit Rules in Bloomington, Illinois
Significant RestrictionsBloomington City Code § 44-908E
E. Accessory dwelling unit conversion and new construction. (1) Primary residence. The primary building shall be a single-family detached use and the primary residence of the owner of the property. (2) Size. Accessory dwelling units shall not be greater than 800 square feet or 50% of the size of the primary building, whichever is less. Detached accessory dwelling units are limited to 80% of the...
ADU Owner Occupancy
In the City of Bloomington, an accessory dwelling unit is only allowed on a lot where the primary house is a single-family detached home and the owner's own residence, under Code § 44-908E(1); a rental-only or non-owner-occupied property does not qualify.
ADU Owner-Occupancy Rule in Bloomington, Illinois
Significant RestrictionsBloomington City Code § 44-908E(1)
E. Accessory dwelling unit conversion and new construction. (1) Primary residence. The primary building shall be a single-family detached use and the primary residence of the owner of the property.
Shed & Carport Rules
In the City of Bloomington, sheds and other detached accessory buildings on residential lots are capped at 14 feet tall, must sit at least 10 feet from the house and 3 feet from a side or rear lot line, and cannot cover more than 30% of the rear yard, per Code § 44-908.
Accessory Building and Shed Rules in Bloomington
Some RestrictionsBloomington City Code § 44-908D
D. Except for fences, an accessory building or structure hereafter constructed, erected, placed, structurally altered, enlarged, or moved, except as otherwise permitted in this Code shall be subject to the following bulk requirements: (1) Except for roadside markets, no accessory building or structure shall be permitted within the required front or side yards of a lot, as set forth in each dist...