Sangamon County, IL Home Business: Zoning & Home Occupation Permits (2026)
Key Facts
- Registration
- Required with zoning administrator
- Employee limit
- One non-family employee max
- Floor-area cap
- 25% of dwelling
- Accessory-structure cap
- 400 sq ft, 3 inspections/yr
- Revocation window
- 30 days to fix violation
Summary
A home occupation in unincorporated Sangamon County can't use more than 25% of the dwelling's floor area, employs at most one outside worker, and must register with the zoning administrator before operating.
"Home occupation" means an occupation conducted in a dwelling unit or accessory structure subordinate to a dwelling unit, provided that: No person other than members of the family residing on the premises and/or one other person shall be engaged in such occupation... not more than twenty-five (25) percent of the floor area of the dwelling unit shall be used in the conduct of the home occupation... Home occupations shall be registered in the office of the zoning administrator on the forms provided.
Full Breakdown
The zoning code's home-occupation standards cap the business at one employee besides family members living on-site, limit it to 25% of the dwelling's floor area, and bar exterior signs of the business beyond one three-square-foot, non-illuminated wall sign (two on corner lots). Home occupations run out of an accessory building are capped at 400 square feet and face up to three unscheduled inspections a year; outside storage is allowed only on Agriculture-zoned lots of five acres or more, fenced and screened from view. Every home occupation must register with the zoning administrator, whose approval letter can be revoked if violations aren't fixed within thirty days.
Violations & Fines
Operating an unregistered home occupation, exceeding the 25% floor-area or one-employee limits, or running a wholesale distribution center from home is a violation the zoning administrator can address by revoking approval within thirty days.
Frequently Asked Questions
How much of my house can a home occupation use?
Do I need to register a home business with the county?
Sources & Official References
Other rules in Sangamon County
How Sangamon County compares: Easiest Cities to Run a Home Business·Compare Sangamon County to another location·View the Illinois home business overview
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