 The racial makeup of Mountain Mesa was 687 (88.4%) White, 7 (0.9%) African American, 16 (2.1%) Native American, 6 (0.8%) Asian, 2 (0.3%) Pacific Islander, 27 (3.5%) from other races, and 32 (4.1%) from two or more races.Hispanic or Latino of any race were 77 people (9.9%).The census reported that 715 people (92.0% of the population) lived in households, no one lived in non-institutionalized group quarters and 62 (8.0%) were institutionalized.