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MI · County

Iosco County, MI.

Iosco County is in MI (IECC zone 6A, design wind 90 mph).

Coverage in progress
Adopted edition

Coverage in progress

Inherits from MI 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)

6A

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

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

Iosco County County Building Department

Local conditions
  • Ground snow load: 40-50 psf
  • Frost depth: 42".

Working in Iosco County?

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

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

Pull a Iosco County code packet.

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