California

Humboldt County

Humboldt County has an estimated 131,647 residents as of 2025 across 7 incorporated places, a decline of 3.4% since 2020.

Population (2025)
131,647
Census Bureau estimate
Change since 2020
-3.4%
Resident population
Incorporated places
7
Cities, towns and CDPs
Unincorporated share
53%
Residents outside city limits

Industries in Humboldt County

863 establishments indexed

Establishment and employment counts from the U.S. Census Bureau County Business Patterns program.

IndustryNAICSEstablishmentsEmployees
HVAC & Plumbing23822034186
Electrical23821038160
Roofing23816010138
Landscaping56173031129
Pest Control561710657
Pool Service561790519
Commercial Cleaning5617209168
Flooring238330739
Glass & Glazing238150n/an/a
Septic & Well23891023229
Auto Repair81111145216
Auto Body81112115136
Car Wash811192926
Towing488410760
Trucking484110, 48412119130
Equipment Rental532412n/an/a
Dental62121044317
Veterinary54194014220
Home Health6216104112
Pharmacy44611021332
Medical Practice62111158403
Optometry621320957
Accounting541211, 54121327152
Insurance Agency52421033137
IT & MSP541513, 541512967
Staffing561320, 5613115227
Engineering54133030302
Architecture541310510
Law Firm54111044138
Security Services561612n/an/a
Printing323111322
Sign Shops339950n/an/a
Machine Shops332710n/an/a
Metal Fabrication332322, 332312n/an/a
Plastics326199n/an/a
Food Manufacturing311999, 31181237
Millwork337110, 321918323
Restaurants7225111451,863
Bakeries31181110162
Liquor Stores4453101494
Gyms & Fitness71394019294
Salons & Spas812112, 812113, 8121992299
Laundromats812310835
Dry Cleaning812320n/an/a
Funeral Homes812210n/an/a
Self Storage5311301331
Childcare62441052398
Pet Services8129101031

Cities in Humboldt County

7

Sources

  1. U.S. Census Bureau, Population Estimates Program (Vintage 2025). Subcounty resident population estimates. Retrieved 2026-09-08.