This article talks about initiatives from candidates in both parties to court Hispanic voters. No matter what their positions on immigration and English as an official language are, it is clearly evident that most candidates realize the need for speaking the language of the Hispanic voter:

In California, “the increasing proportion of Latino adults, greater rates of citizenship and increasing social mobility are all leading to higher proportions of Latinos turning out at the polls,” said Public Policy Institute pollster Mark Baldassare.

For “Democratic candidates to win, they will need to do well among Latino voters,” he added.