Adopted edition
State · DE
Delaware building codes at a glance.
Delaware coastal counties (Sussex) enforce 130 mph design wind. State coverage in progress.
DE Delaware
IECC zones 4A · ASCE 7 design wind 100–130 mph
Adoption model
Municipal adoption
Permits issued: Local
Coverage status
In progress
Parcel + edition library indexing in progress; per-jurisdiction lookups available.
Climate zones (IECC)
4A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Design wind speed
100–130 mph
ASCE 7 Risk Category II, 3-second gust at 33 ft. Fastener spec follows.
Special zones
- HVHZ (not applicable)
- WUI (not applicable)
- FEMA SFHA overlays (present)
Compliance track
What's required to build here.
Local adoption — see jurisdiction.
County directory
All 3 counties in Delaware.
Each county page shows the adopted edition, county-level amendments, and permit-office contact.
Working in Delaware?
Pull an address-level code packet for any property. SkyCanvass resolves the parcel, looks up the jurisdiction's adopted edition + amendments, and emits a cited packet ready for permit submittal.
For state-vs-state comparisons see the state comparison view, or browse the state directory.
Pull a DE 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.