Adopted edition
IRC 2015
Inherits from Chittenden county floor.
VT · City
Williston, VT.
Williston, VT — building code: IRC 2015.
Design wind speed
95 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
Climate zone (IECC)
6A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Williston Building Department
ZIP coverage
1 ZIP codes inside Williston.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
05495
Working in Williston?
Pull an address-level code packet for any parcel in Williston. SkyCanvass resolves the address, looks up the Williston-specific amendments and the Chittenden county and Vermont state floor, then emits a cited packet ready for permit submittal.
See the Chittenden county overview, or the Vermont state directory .
Pull a Williston code packet.
Free to start — property lookups, state code access, the hail map, and your first storm report on us. No credit card required to look up an address.