San Marino, CA

ZIP code 91118 is located in San Marino, California. This affluent residential area is known for its beautifully landscaped streets, historic architecture, and upscale homes. The most important landmark in 91118 is the Huntington Library, Art Museum, and Botanical Gardens, which houses an extensive collection of rare books and artwork. The zip code also encompasses Lacy Park, a popular spot for outdoor recreational activities.