County government
Planning & Building — Building Inspection
Unincorporated Humboldt County. Eureka, Arcata, Trinidad, Rio Dell, Fortuna, Ferndale and Blue Lake have separate jurisdictions.
County building permit information (opens in a new tab)Official instructions
Official county building permit guidance. Service boundaries and project requirements must be confirmed with the department.
How to get started
- Confirm which county or city agency handles the property before applying.
- Review the official requirements for your project and use the published application channel.
Source & saved evidence
Humboldt County · Humboldt — building permit department (opens in a new tab)
Official page text containing: Welcome to the Humboldt County Building Division
Homepage Government Planning & Building About Us Divisions Building Inspection Building Inspection Department Welcome! Welcome to the Humboldt County Building Division's webpage! Here you'll find resources designed to assist you in understanding your projects building permit requirements. Additionally you will find instructions on utilizing tools such as the GIS, Accela, and County Code to understand project requirements and obtain building permits. Our Jurisdiction The Humboldt County Building Department has jurisdiction
Agent source review: October 14, 2026 · Snapshot 681f11fc68daf535