On March 19, Los Angeles County increased to 231,[1] Santa Clara County increased to 189,[236] San Mateo increased to 89,[3] San Francisco County increased to 70,[4] Orange County increased to 53,[5] Sacramento County increased to 45,[6] Contra Costa increased to 42,[7] Alameda County increased to 35,[8] San Joaquin County increased to 15,[9] and Santa Cruz County increased to 14[237] cases.