First, you need to pre-qualify by a lender or mortgage officer for how much you can buy.
Second, what is your budge? You might qualify for more than what you want to buy.
Third: why you want to invest in California? Want to relocate, get positive cash flow or looking for appreciation.
Fourth: Find a Realtor who knows the market in CA to give you better idea of where to invest.
Please feel free to contact me at (925) 683-1332 or via e-mail: firstname.lastname@example.org
I can give you more information regarding the market in Norther California.
Good luck with your investment goals.