Santa Barbara County, California

Santa Barbara County
Interactive map of Santa Barbara County
Location in the state of California
CountryUnited States
StateCalifornia
RegionCalifornia Central Coast
IncorporatedFebruary 18, 1850
Named afterSaint Barbara
County seatSanta Barbara
Largest citySanta Maria (population)
Santa Barbara (area)
Government
 • TypeCouncil–CEO
 • BodyBoard of Supervisors
 • ChairBob Nelson
 • Vice ChairJoan Hartmann
 • Board of Supervisors
Supervisors
  • Roy Lee
  • Laura Capps
  • Joan Hartmann
  • Bob Nelson
  • Steve Lavagnino
 • County executive officerMona Miyasato
Area
 • Total
3,789 sq mi (9,810 km2)
 • Land2,735 sq mi (7,080 km2)
 • Water1,054 sq mi (2,730 km2)
Highest elevation
6,803 ft (2,074 m)
Population
 (2020)
 • Total
448,229
 • Estimate 
(2024)
444,500
 • Density163.9/sq mi (63.28/km2)
GDP
 • Total$36.081 billion (2022)
Time zoneUTC−8 (Pacific Time Zone)
 • Summer (DST)UTC−7 (Pacific Daylight Time)
Area codes661, 805/820
Congressional district24th
Websitecountyofsb.org

Santa Barbara County, officially the County of Santa Barbara (Spanish: Condado de Santa Bárbara), is a county located in Southern California. As of the 2020 United States census, the population was 448,229. The county seat is Santa Barbara, and the largest city is Santa Maria.

Santa Barbara County comprises the Santa Maria-Santa Barbara, CA Metropolitan Statistical Area. Most of the county is part of the California Central Coast. Mainstays of the county's economy include engineering, resource extraction (particularly petroleum extraction and diatomaceous earth mining), winemaking, agriculture, and education. The software development and tourism industries are important employers in the southern part of the county.