County Building Permits

Weston County, WY - 2026 Building Permit Guide

Building permit information for unincorporated Weston County and all incorporated cities. Find your jurisdiction's permit authority, application process, fees, and requirements.

Wyoming Updated March 2026

Important: Weston County issues building permits only for properties in unincorporated areas of the county. If your property is inside an incorporated city, select your city below — that city's building department handles your permits, not the county.

Unincorporated Weston County

Permit authority
Weston County Planning and Zoning Department
Online portal
Weston County Homepage
Phone
(307) 746-4440
Address
Weston County Courthouse, 1 W. Main St., Newcastle, WY 82701

Jurisdictions in Weston County

Select your jurisdiction for local permit authority, portal links, application steps, fees, and inspection requirements.

Unincorporated Weston County Permit guide → Newcastle Permit guide → Upton Permit guide →

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the relevant city or county department before applying.

Related Wyoming Resources

License Requirements Verify your contractor's Wyoming license → Contract Template Free homeowner-contractor agreement →

Need help with your project?

Navigating permits in Weston County can be complicated.

Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.

Learn how Jaspector works
Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authorities listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.