California’s 51st Congressional District encompasses the cities of El Cajon, Lemon Grove, La Mesa, and National City, and includes the Census-designated place La Presa. The 51st Congressional District also includes the San Diego neighborhoods of Paradise Hills, Mira Mesa, Miramar, San Carlos, Sorrento, Clairemont, Normal Heights, Allied Gardens, Grantville, Balboa Park, Linda Vista, and Serra Mesa.