Jamacha is a neighborhood in the District 4 area of San Diego, California. It is generally bounded by the city of Lemon Grove to the East, unincorporated La Presa to the South, Encanto to the North of Imperial Ave., and both Skyline and Lomita to the West. Major thoroughfares include Lisbon Street, Jamacha Road, Woodrow Avenue, and Imperial Ave. The neighborhood is part of the Skyline-Paradise Hills Community Planning Area.