Brown County, Illinois
Mount Sterling is a city in Brown County, Illinois. 3 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the Brown County page.
Detached one-story accessory structures (tool and storage sheds, playhouses and similar uses) inside Mount Sterling city limits
maximum floor area of exempt accessory structure: <= 200 square feet
“one story detached accessory structure used as tool and storage sheds, playhouses and similar uses, provide the floor area does not exceed 200 square feet (11.15m2)”
Buildings and structures inside Mount Sterling city limits under the city building code (2012 International Building Code as amended by the city)
“"2012 international building code", as published by international code council, inc., including accumulative supplements thereto as amended from time to time, be and is hereby adopted as the building code for the city”
“"2006 international residential code", as published by the international code council, inc., including accumulative supplements thereto as amended from time to time, be and is hereby adopted as the residential building code for the city”
We looked and could not find an official answer yet. Silence is not permission; ask Mount Sterling or Brown County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Mount Sterling publishes no rule on the point, not that none exists. Brown County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Mount Sterling means bringing your own water and power. The kit we’d start with:
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