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How big a backyard home (accessory dwelling unit) can be in Citrus County, who can build one, and who to call to confirm — from the county's published rules.
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| ADUs allowed? | Yes |
|---|---|
| Maximum ADU size | 850 sq ft (county guest cottage) |
| Owner must live on site? | Not confirmed in our records |
| Manufactured home as an ADU? | Often allowed, subject to the county's ADU and zoning rules |
Guest cottages / garage apartments with living units (ADUs) allowed for noncommercial occupancy. Must be smaller in coverage/height/mass than the primary home, have its own entrance and full kitchen, and at least one off-street parking space. Building permit always required (reviewed under IRC 2021). Inverness and Crystal River set their own rules.
Source: Citrus County LDC (Ord. 2021); verified Jul 2026.
Before You Build
ADU rules are set by each county and city — Florida law (Fla. Stat. 163.31771) lets local governments allow ADUs but doesn't require it — and they can change, so always confirm the current rule with Citrus County before you build.
Confirm with Citrus County: 352-527-5239 · zoning department website ↗
Zoning is set locally and changes often. Answers are guidance only, not a permit guarantee. Always confirm with the local building/zoning department before purchase.
Common Questions
Yes. Guest cottages / garage apartments with living units (ADUs) allowed for noncommercial occupancy. Must be smaller in coverage/height/mass than the primary home, have its own entrance and full kitchen, and at least one off-street parking space. Building permit always required (reviewed under IRC 2021). Inverness and Crystal River set their own rules.
850 sq ft (county guest cottage).
Our records don't confirm an owner-occupancy requirement for Citrus County — ask the county zoning department before you buy.
Often yes — many Florida counties allow a manufactured or modular home as an accessory dwelling unit, subject to Citrus County's ADU size, lot, and setback rules. Confirm with the county for your parcel.
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