Lake County, IN Accessory Structures: Shed & Carport Rules (2026)
Shed permit rules in Lake County, IN, also referred to as storage shed, backyard shed, or accessory building regulations, set size limits, setbacks, and when a building permit is required.
Key Facts
- Side/rear setback
- At least 5 feet
- Location
- Rear yard or 200 ft from ROW
- Number (lot up to 1 acre)
- Two buildings maximum
- Size (0.5 acre or less)
- 1,014 sq ft or 6% of lot
- Max height
- 18-22 ft by lot size
Summary
On agricultural and residential lots in unincorporated Lake County, detached sheds, garages, and pole buildings must sit in the rear yard, set back at least 5 ft from side and rear lot lines. Size and height scale with lot area; lots up to one acre allow two such buildings.
Detached accessory garages, detached accessory storage buildings, and similar accessory structures must be set back at least 5 feet from side and rear lot lines, provided that when located on corner lots such buildings may not be placed closer the street than the principal building.
Full Breakdown
UDO No. 2560 section 154-9-020 governs detached accessory garages and storage buildings on AG- and R-zoned lots, including sheds and pole buildings. They must be in the rear yard or set back 200 ft from street rights-of-way, and at least 5 ft from side and rear lot lines. Lots up to 1 acre may have two such buildings; over 1 acre, no maximum count. Maximum floor area and height scale with lot size: 0.5 acre or less permits 1,014 sq ft (or 6% of lot area) at 18 ft, rising to unlimited area at the district height limit on lots over 10 acres. Toilets or bathroom plumbing require health-department or sewer-provider approval and a county building permit.
Violations & Fines
Building or setback violations trigger a 15-day cure notice; unresolved zoning violations can bring citations up to $2,500 (first) and $7,500 (subsequent) under IC 36-1-3-8, each day a separate offense.
Frequently Asked Questions
How many sheds can I have?
Can I put a toilet in my shed?
Sources & Official References
Other rules in Lake County
How Lake County compares: Shed Permit Requirements by City·Compare Lake County to another location·View the Indiana accessory structures overview
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