The Tri-Valley is doing well compared to the rest of Contra Costa and Alameda counties, and compared to the state as well, according to the latest figures from the state Employment Development Department.
San Ramon had the lowest unemployment in the Tri-Valley as of December, at 2.3 percent. Pleasanton was next at 3.1 percent, followed by Danville with 3.3 percent unemployed.
Dublin had 3.8 percent unemployment, and Livermore ranked the lowest of the five incorporated communities with 4 percent unemployed.
By comparison, statewide unemployment was 7.9 percent in December, a decrease of 1.6 percent over last year but still higher than the national rate of 6.9 percent.
Contra Costa County had 6.4 percent unemployed in December, compared to an 8.2-percent unemployment rate in December 2012 and 6.8 percent unemployed in November 2013.
Alameda County, with 6.3 percent unemployment in December, showed the same year-to-year drops: 8.2 percent unemployed in December 2012 and 6.8 percent in November 2013.
Statewide in December, Imperial County had the highest unemployment at 22.5 percent and Marin had the lowest rate at 4.2 percent. Only a handful of counties in California fared better, nearly all of them in the nine-county Bay Area.
Locally, San Pablo had Contra Costa County's highest unemployment at 13.1 percent, and Oakland topped the Alameda County list at 9.4 percent.
Unincorporated areas of both counties showed a wider range of unemployment, with Alamo and Blackhawk at one extreme (with rates of 2.3 percent 3 percent, respectively) and Rollingwood, near El Sobrante, at the other end with 14.7 percent unemployed.
In Alameda County, Sunol was slightly above the county average with 6.5 percent unemployment. Cherryland, between San Leandro and Hayward, had the highest unemployment of unincorporated areas while Fairview, bordering on Hayward, the lowest with 3.8 percent.