Adopted edition
IRC 2021
Inherits from Frederick county floor.
MD · City
Mount Airy, MD.
Mount Airy, MD — building code: IRC 2021.
Design wind speed
90 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
Climate zone (IECC)
4A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Mount Airy Building Department
www.mountairymd.orgZIP coverage
1 ZIP codes inside Mount Airy.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
21771
Working in Mount Airy?
Pull an address-level code packet for any parcel in Mount Airy. SkyCanvass resolves the address, looks up the Mount Airy-specific amendments and the Frederick county and Maryland state floor, then emits a cited packet ready for permit submittal.
See the Frederick county overview, or the Maryland state directory .
Pull a Mount Airy code packet.
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