Explore the most up-to-date Humboldt County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 36 zip codes, Humboldt County is home to 136,132 residents. The county has a median home value of $386,000 and a median household income of $57,881. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 36 zip codes in Humboldt County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 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.