What coast does the state, in which the Rancho Jurupa land grant divided areas, boarder? 
Rancho Jurupa: Rancho Jurupa was a 40569 acre Mexican land grant in California, United States, that is divided by the present-day counties of Riverside and San Bernardino. California:  Located on the Pacific coast, California shares borders with Oregon to the north, Nevada and Arizona to the east, and the Mexican state of Baja California to the south.
Pacific