Building Permits in St. Johns County, FL
Check permit requirements for home improvement projects in St. Johns County. Select a project type below to see local requirements, estimated fees, and how to apply.
Key Exemptions in St. Johns County
These projects typically don't require a building permit in St. Johns County:
FL, interior basement or crawlspace waterproofing (sealants, interior drain tile) typically does not require a permit. Exterior excavation and foundation repair do require a building permit.
FL, cosmetic bathroom updates (new tile, paint, vanity replacement in the same location) do not require a permit as long as no plumbing or electrical changes are made.
FL, a small concrete slab (under 200 sq ft, no structure on top) such as a small pad for trash bins or an AC condenser does not require a permit per FBCR 8th Edition R105.2.
FL, freestanding decks not more than 30 inches above grade are exempt from a building permit under Florida Building Code, Residential (FBCR) 8th Edition (2023) Section R105.2. County zoning setbacks still apply, so confirm placement with St. Johns County Building Services before building.
FL, interior demolition of non-structural elements (cabinets, finishes, non-load-bearing walls under 100 sq ft) typically does not require a permit. If walls being removed may be load-bearing, a building permit is required and the building inspector should review first.
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St. Johns County Building Department
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Permit Guides
Read our in-depth guides for common home improvement projects: