English is the dominant language spoken in Imperial Beach and you should have no trouble making it around only speaking this language. Spanish is spoken mostly by the Hispanic residents of the City. You're likely to hear some Spanish in this City due mostly to it's proximity to the United States-Mexico Border.
Silver Strand State Beach, on SR-75 between Coronado and Imperial Beach, +1 619 435-5184, . Daily 8AM-7PM. Located on the Silver Strand, this is an excellent beach to swim or surf at. RV camping and fishing are allowed here.
Tijuana Estuary, 301 Caspian Way, +1 619 575-3613 . Park: Sunrise-Sunset. Visitor Center: W-Su 10AM-5PM. A small coastal estuary located south of Imperial Beach and one of the few salt marshes remaining in Southern California. Next to the estuary at the USA-Mexico border is Border Field State Park, which covers the extreme southwestern corner of the United States, where the USA-Mexico border meets the ocean. Border Patrol officials keep a close eye on this area. $5 per vehicle.
The U.S. Open Sandcastle Competition takes place every July, and is a great chance to see professional sand castle crafters at work.