Yolo County, California

Yolo County, California
County
County of Yolo
Images, from top down, left to right: The former Yolo County Courthouse in Woodland, The Ziggurat in West Sacramento, Mondavi Center on the UC Davis campus, Downtown Winters, Canada Geese at the Yolo Bypass Wildlife Area
Flag Seal
Interactive map of Yolo County
Location in the state of California
Coordinates: 38°33′14″N 121°44′17″W / 38.55389°N 121.73806°W / 38.55389; -121.73806
Country	United States
State	California
Region	Sacramento Valley
CSA	Greater Sacramento
Incorporated	February 18, 1850[1]
County seat	Woodland
Largest city	Davis (population) West Sacramento (area)
Government
• Type	Council–CAO
• Body	Board of Supervisors
• Chair	Mary Vixie Sandy
• Vice Chair	Sheila Allen
• Board of Supervisors[2]	Supervisors Oscar Villegas Lucas Frerichs Mary Vixie Sandy Sheila Allen Angel Barajas
• Chief Administrative Officer	Gerardo Pinedo
Area
• Total	1,024 sq mi (2,650 km2)
• Land	1,015 sq mi (2,630 km2)
• Water	8.9 sq mi (23 km2)
Highest elevation [3]	3,123 ft (952 m)
Population  (2020)[4]
• Total	216,403
• Density	210/sq mi (82/km2)
GDP [5]
• Total	$18.735 billion (2022)
Time zone	UTC-8 (Pacific Time Zone)
• Summer (DST)	UTC-7 (Pacific Daylight Time)
Area codes	530, 916, 279
FIPS code	06-113
GNIS feature ID	277321
Congressional districts	4th, 7th
Website	www.yolocounty.org

Yolo County (/ˈjoʊloʊ/ ^ⓘ; Wintun: Yo-loy), officially the County of Yolo, is a county located in the northern portion of the U.S. state of California. Yolo County was one of the original counties of California, created in 1850 at the time of statehood. As of the 2020 census, its population was 216,403.^[4][6] Its county seat is Woodland.^[7] Yolo County is included in the greater Sacramento metropolitan area in the Sacramento Valley.