Jurupa Valley, also known as Rubidoux, is a city in Riverside County in Southern California. Get in Get around See Mount Rubidoux. Do Jurupa 14 Cinemas, 8032 Limonite Ave, +1 951 361-3163. $6.50 matinee, $8.50 evening, $7.50 student/military/senior, $3 3D surcharge Buy Eat Drink Sleep Motel 6 Riverside West, 6830 Valley Way, +1 951 681-6666. Go next