Adopted edition
IRC 2021
City has its own adoption — separate from county.
MD · City
Havre de Grace, MD.
Havre de Grace, MD — building code: IRC 2021.
Design wind speed
120 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
Havre de Grace Building Department
havredegracemd.gov/departments/planning-and-zoningZIP coverage
1 ZIP codes inside Havre de Grace.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
21078
Working in Havre de Grace?
Pull an address-level code packet for any parcel in Havre de Grace. SkyCanvass resolves the address, looks up the Havre de Grace-specific amendments and the Harford county and Maryland state floor, then emits a cited packet ready for permit submittal.
See the Harford county overview, or the Maryland state directory .
Pull a Havre de Grace code packet.
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