North Auburn is a census-designated place (CDP) in Placer County, California, United States.

According to the United States Census Bureau, the CDP has a total area of 7.8 square miles (20 km2), 99.96% of it land and 0.04% of it water.

The racial makeup of North Auburn was 11,081 (85.1%) White, 115 (0.9%) African American, 172 (1.3%) Native American, 298 (2.3%) Asian, 13 (0.1%) Pacific Islander, 893 (6.9%) from other races, and 450 (3.5%) from two or more races.

6,869 people (52.7% of the population) lived in owner-occupied housing units and 5,130 people (39.4%) lived in rental housing units.

There were 4,982 housing units at an average density of 653.2 per square mile (252.2/km2).

The racial makeup of the CDP was 89.74% White, 0.71% African American, 1.17% Native American, 1.79% Asian, 0.09% Pacific Islander, 3.73% from other races, and 2.76% from two or more races.

[7] Of the 4,817 households 28.0% had children under the age of 18 living with them, 45.3% were married couples living together, 12.7% had a female householder with no husband present, and 37.9% were non-families.