Moving to South Coast, CA? Check out apartment rentals in Hillcrest Estates, a suburban neighborhood near South Coast, CA? For renters who prefer a quiet neighborhood, less than half of households in Hillcrest Estates have children. Residents are highly educated, with many having postgraduate degrees. Residents of Hillcrest Estates may prefer to have access to a car, because 97% of locals get around by car. The average commute takes about 30 minutes.