ADU Builders in Hernando County, FL
We've found 1 ADU builder serving Hernando County, Florida. They cover detached adu, addition and more. Browse builders below or visit their websites for details.
ADU Rules
Building an ADU in Hernando County
Detached ADU✓ Allowed
Garage Conversion✓ Allowed
Max ADU size1,000 sq ft
Owner occupancyNot required
Short-term rental✓ Permitted
Permit timeline: typically 2–4 weeks
Spring Hill is unincorporated Hernando County — permits and approvals go through the county, not a city building department Deed restrictions are common throughout Spring Hill subdivisions — many were
Source: adufloridainfo.com · Last updated Mar 2026