About Us

The Planning and Building Department has resumed front counter “walk in” service during normal business hours at our Eureka Office Mon - Fri from 8:30 AM- to 5:00 PM, please note that no applications will be accepted after 4:00 pm and no payments will be accepted after 4:30 pm. Customers served in-person will be expected to observe the County’s published safety guidelines while in the buildings. For those who prefer remote support, telephone and email continues as options for addressing customer needs.

This facility is not currently in complete compliance with the Americans with Disabilities Act, also known as ADA. Humboldt County is committed to serving all residents regardless of ability. If you would like assistance to enter or use this facility or require alternative assistance during business hours, please make your request, by calling 707-445-7245, or via email (planningbuilding@co.humboldt.ca.us).

The Humboldt County Planning and Building Department is responsible for protecting public health, safety, and welfare. The department achieves this through building permit review and inspections consistent with California model codes as well as planning and development review and approval consistent with the county's General Plan.  The department also provides administrative and development assistance services.  


The Planning and Building Department consists of the following services:

Building Permit Applications
How to Apply for a Building Permit

Cannabis Permit Application Processing

Please see this June 26, 2018 Cannabis Cultivation update letter from Director Ford.

Accessory Dwelling Units

Please visit our website Humboldt ADU.org for more information regarding your ability to add more residences to a property and the restrictions that would apply.

Inspection Notice:

Please refer to the Inspection Schedule to determine the weekdays your inspections can be scheduled. Please contact the Building Inspection Division at 707-445-7245 for more information.