Adopted edition
IRC 2021
Inherits from Dorchester County county floor.
SC · City
Summerville, SC.
Summerville, SC — building code: IRC 2021.
Design wind speed
100 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
Climate zone (IECC)
3A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Summerville Building Department
www.summervillesc.gov/171/Building-Code-RequirementsZIP coverage
4 ZIP codes inside Summerville.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
29483 29484 29485 29486
Working in Summerville?
Pull an address-level code packet for any parcel in Summerville. SkyCanvass resolves the address, looks up the Summerville-specific amendments and the Dorchester County county and South Carolina state floor, then emits a cited packet ready for permit submittal.
See the Dorchester County county overview, or the South Carolina state directory .
Pull a Summerville code packet.
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