Assessor
*E-FILING BUSSINESS PROPERTY STATEMENT:
Please note: Our vendor has informed us that, due to ADA compliance issues, the E‑File Portal may go offline as of April 24, 2026. We are hopeful that these issues will be resolved and that the site will remain available through the May 7, 2026 filing deadline.
As a precaution, we strongly recommend e-filing your Business Property Statement before April 24, 2026. If the online portal becomes unavailable, you will be required to paper file your 2026 Business Property Statement.
Office Hours
The Assessor Office is closed to the public on Fridays but can be reached by phone or email. Special Appointments can be arranged by contacting our office.
Office hours and staff availability are subject to change at any time.
See Contact Us for additional details.
Property Affected by Fire or Other Disasters
See our Disaster Relief page for related resources.
Online Payment Portal
A new payment portal is now available. Use the link below to get started.
(The Assessor does not accept property tax payments, pay property tax bills at Property tax payment)
Property Assessment Inquiry
Current assessment information and Assessor Parcel Maps are available by following the Property Assessment Inquiry link to the left.
Search By:
- Assessment Number
- Fee Parcel Number
- Street Address
Property Value Reviews
Property owners in Humboldt County may request a property value review through the Assessor's Office.
If you have evidence that your taxed value is higher than the current market value, contact the Assessor’s Office or download the 2025-2026 Informal Assessment Review (Proposition 8 Review) Form (PDF). You may sign the form and mail or fax the form back to the Assessor’s Office.
Assessor’s Responsibilities:
- Applies all legal exemptions
- Appraises all new construction
- Appraises all unsecured property annually
- Appraises secured property at time of transfer
- Establish a taxable value for all property subject to property taxation
- Keeps records of taxable property
- Locates all taxable property in the county and identifies ownership
- Annually prepares tax roll and delivers it to the County Auditor