Rubio\s Coastal Grill, formerly known as Rubio\s Fresh Mexican Grill and Rubio\s Baja Grill, is a fast casual \Fresh Mex\ or \New Mex\ restaurant chain in the United States that specializes in Mexican food, with a focus on fish tacos. Rubio\s operates, licenses, or franchises over 200 restaurants in Arizona, California, Colorado, Nevada, and Utah as of 2013. Its headquarters are located in Carlsbad, California.