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WI · County

Rock County, WI.

Rock 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

Rock County County Building Department

Working in Rock County?

Pull an address-level code packet for any property in Rock County. SkyCanvass resolves the parcel, looks up the adopted edition + the Rock 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 Rock County code packet.

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