Humboldt County, California
Humboldt County is a county in California. Its county FIPS code is 06023. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 06023
- Representative coordinates
- 40.706655, -123.926176
- County type
- County
- County seat or government
- Eureka
- Resident population, July 2025
- 131,647
- Land area
- 9,241.142 km²
- Water area
- 1,254.15 km²
- State
- California
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Humboldt County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Los_Angeles | UTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
95501 · 95503 · 95511 · 95514 · 95519 · 95521 · 95524 · 95525 · 95526 · 95528 · 95536 · 95537 · 95540 · 95542 · 95545 · 95546 · 95547 · 95549 · 95550 · 95551 · 95552 · 95553 · 95554 · 95555 · 95556 · 95558 · 95559 · 95560 · 95562 · 95564 · 95565 · 95569 · 95570 · 95571 · 95573 · 95589
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Alderpoint CDP, CA
- Arcata city, CA
- Bayview CDP, CA
- Benbow CDP, CA
- Big Lagoon CDP, CA
- Blue Lake city, CA
- Cutten CDP, CA
- Eureka city, CA
- Fairhaven CDP, CA
- Ferndale city, CA
- Fieldbrook CDP, CA
- Fields Landing CDP, CA
- Fortuna city, CA
- Garberville CDP, CA
- Hoopa CDP, CA
- Humboldt Hill CDP, CA
- Hydesville CDP, CA
- Indianola CDP, CA
- Kep'el CDP, CA
- Loleta CDP, CA
- McKinleyville CDP, CA
- Manila CDP, CA
- Miranda CDP, CA
- Myers Flat CDP, CA
- Myrtletown CDP, CA
- Orick CDP, CA
- Phillipsville CDP, CA
- Pine Hills CDP, CA
- Redcrest CDP, CA
- Redway CDP, CA
Browse all cities, towns and communities for Humboldt County
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.