 The population density was 623.6 people per square mile (240.8/km²).The racial makeup of Upper Lake was 842 (80.0%) White, 7 (0.7%) African American, 33 (3.1%) Native American, 7 (0.7%) Asian, 0 (0.0%) Pacific Islander, 104 (9.9%) from other races, and 59 (5.6%) from two or more races.Hispanic or Latino of any race were 242 people (23.0%).