On March 28, Santa Clara County cases increased to 591 with 25 deaths, San Francisco to 308 with 4 deaths, San Mateo to 274 cases, Alameda County to 240 cases with 6 deaths, Contra Costa County to 168 cases.[255] On March 29, San Francisco increased to 340 with 5 deaths,[2] and Alameda County to 254.[3]