Plainview is a census-designated place (CDP) in Tulare County, California.

[2] The 2010 United States census reported Plainview's population was 945.

According to the United States Census Bureau, the CDP covers an area of 0.3 square miles (0.8 km2), all of it land.

The racial makeup of Plainview was 358 (37.9%) White, 8 (0.8%) African American, 20 (2.1%) Native American, 2 (0.2%) Asian, 0 (0.0%) Pacific Islander, 517 (54.7%) from other races, and 40 (4.2%) from two or more races.

485 people (51.3% of the population) lived in owner-occupied housing units and 460 people (48.7%) lived in rental housing units.