91784 Frequently Asked Questions

A: ZIP Code 91784 is Located in Upland California. Portions of 91784 are also in San Antonio Heights, Rancho Cucamonga.

A: ZIP Code 91784 is Located Entirely in San Bernardino County California.

A: The Current Sales Tax in ZIP Code 91784 is 7.8%

A: The Area Codes for 91784 are 840 and 909

A: ZIP Code 91784 is in the California 28th Congressional District.

A: 91784 is within California State Assembly District 40 and California State Assembly District 41.

A: 91784 is within California State Senate District 23 and California State Senate District 25.

A: The 2022 population of ZIP Code 91784 is 26116. The population growth rate in 91784 is 0.00%. The population density of 91784 is 1,446.

A: The majority race/ethnicity of people residing in 91784 is White (58.48%). The majority race/ethnicity of students attending public schools in 91784 is Hispanic(39.57%).

A: The median household income in 91784 is $138,017 (2021) and the average adjusted income is $447,710 (2021).