Trying to find an apartment near South Coast, CA? Welcome to Summit Ridge, a residential neighborhood near South Coast, CA. Only 33% of households have children, so it's a good place if you're looking for a calm neighborhood. Residents of Summit Ridge may prefer to have a car, because 99% of locals use their cars to get around. The average commute in this neighborhood takes about 30 minutes. Residents are highly educated, with a large number having postgraduate degrees.