91791 Frequently Asked Questions

A: ZIP Code 91791 is Located in West Covina California. Portions of 91791 are also in Valinda.

A: ZIP Code 91791 is Located Entirely in Los Angeles County California.

A: The Current Sales Tax in ZIP Code 91791 is 10.2%

A: The Area Code for 91791 is 626.

A: ZIP Code 91791 is in the California 31st Congressional District.

A: 91791 is within California State Assembly District 48 and California State Assembly District 55.

A: 91791 is within California State Senate District 22 and California State Senate District 29.

A: The 2022 population of ZIP Code 91791 is 33902. The population growth rate in 91791 is 0.00%. The population density of 91791 is 5,138.

A: The majority race/ethnicity of people residing in 91791 is Hispanic (43.67%). The majority race/ethnicity of students attending public schools in 91791 is Hispanic(72.19%).

A: The median household income in 91791 is $89,794 (2021) and the average adjusted income is $515,210 (2021).