Rialto is a city in San Bernardino County, California, located 56 miles east of Los Angeles. The city is situated near the Cajon Pass and is accessible via Interstate 15, Interstate 10, State Route 210, and Metrolink commuter rail routes, making it a strategically positioned community in Southern California's inland region.
As part of the San Bernardino County area, Rialto serves as part of the larger Inland Empire region, characterized by its transportation connections and proximity to major regional corridors. The city's location near multiple interstate highways has influenced its development as a transportation and logistics hub within Southern California.