The far northwestern corner of Riverside County, between the San Bernardino County line and the Santa Ana River, contains a collage of unincorporated small communities with a medley of names: Pedley, Mira Loma, Indian Hills, Glen Avon, Sunnyslope, Jurupa Hills, Belltown, Rubidoux, Eastvale, and Crestmore. North of the occasionally bone-dry riparian course that gave the County and City of Riverside their names, these crossroads and "burgs" together are referred to as Jurupa. Originally part of the vast Mexican land grant known as "Rancho Jurupa," the area evolved from the days of the...

The story of the town of Rubidoux has always been intertwined with the whims of the Santa Ana River. Through devastating droughts and the ravages of repeated floods, the community that began as the
Robidoux Rancho (the original spelling of an early pioneer's name) evolved into a small village with a downtown centered along Mission Boulevard, the main route between Los Angeles, Riverside, and points
beyond. Soon there were motels for travelers, businesses that catered to residents, and Riverside County's first drive-in theater. On its way to
becoming the county's most urbanized...