Skip to main content

WI · County

Dunn County, WI.

Dunn County is in WI (IECC zone 5A, design wind 90 mph).

Indexed
Adopted edition

IRC 2015 (Uniform Dwelling Code)

Inherits from WI state floor.

Design wind speed

90 mph

ASCE 7 Risk Cat II, 3-second gust at 33 ft. Drives fastener spacing, hold-downs, and opening protection.

Climate zone (IECC)

5A

Drives R-value, fenestration U-factor, and air-leakage envelope rules.

Special zones
  • HVHZ
  • WBDR
  • WUI
  • FEMA SFHA possible
Permit office

Dunn County County Building Department

Working in Dunn County?

Pull an address-level code packet for any property in Dunn County. SkyCanvass resolves the parcel, looks up the adopted edition + the Dunn County-specific amendments listed above, and emits a cited packet ready for permit submittal.

See the Wisconsin state overview for the broader context, or browse the state directory.

Pull a Dunn County 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.