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NH · County

Sullivan County, NH.

Population: ~43,000. Western New Hampshire along Contains Claremont, largest city

Coverage in progress
Adopted edition

Coverage in progress

Inherits from NH state floor.

Design wind speed

95 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

Sullivan County County Building Department

Local conditions
  • County seat: Newport

Working in Sullivan County?

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

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

Pull a Sullivan County 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.