California

Solano County

Solano County has an estimated 455,376 residents as of 2025 across 7 incorporated places, a gain of 0.5% since 2020.

Population (2025)
455,376
Census Bureau estimate
Change since 2020
+0.5%
Resident population
Incorporated places
7
Cities, towns and CDPs
Unincorporated share
4%
Residents outside city limits

Industries in Solano County

2,548 establishments indexed

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

IndustryNAICSEstablishmentsEmployees
HVAC & Plumbing2382201101,013
Electrical2382101031,343
Roofing23816039833
Landscaping561730106785
Pest Control56171020162
Pool Service5617902191
Commercial Cleaning56172075603
Flooring2383302290
Glass & Glazing238150949
Septic & Well23891021208
Auto Repair811111103473
Auto Body81112150377
Car Wash81119228372
Towing4884101590
Trucking484110, 484121138868
Equipment Rental5324129102
Dental6212102011,368
Veterinary54194041577
Home Health621610431,462
Pharmacy44611024644
Medical Practice6211111431,275
Optometry62132023121
Accounting541211, 54121366359
Insurance Agency52421095326
IT & MSP541513, 54151225123
Staffing561320, 561311301,935
Engineering54133052605
Architecture541310842
Law Firm54111075270
Security Services56161222574
Printing3231111067
Sign Shops339950536
Machine Shops33271011205
Metal Fabrication332322, 3323127668
Plastics3261996640
Food Manufacturing311999, 311812n/an/a
Millwork337110, 321918757
Restaurants7225112935,071
Bakeries31181113153
Liquor Stores44531034141
Gyms & Fitness71394053715
Salons & Spas812112, 812113, 812199165764
Laundromats8123101450
Dry Cleaning8123202283
Funeral Homes81221019101
Self Storage5311303594
Childcare624410116593
Pet Services81291021142

Cities in Solano County

7
Vallejo123.3KFairfield122.5KVacaville103.9KSuisun City29.5KBenicia26.4KDixon21.1KRio Vista10.5K

Sources

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