85378 Frequently Asked Questions

A: ZIP Code 85378 is Located in Surprise Arizona. Portions of 85378 are also in El Mirage, Sun City, Sun City West.

A: ZIP Code 85378 is Located Entirely in Maricopa County Arizona.

A: The Current Sales Tax in ZIP Code 85378 is 8.5%

A: The Area Code for 85378 is 623.

A: 85378 is within by the Arizona 9th Congressional District and the Arizona 8th Congressional District.

A: 85378 is within Arizona State House of Representatives District 28 and Arizona State House of Representatives District 29.

A: 85378 is within Arizona State Senate District 28 and Arizona State Senate District 29.

A: The 2022 population of ZIP Code 85378 is 9226. The population growth rate in 85378 is 0.00%.

A: The majority race/ethnicity of people residing in 85378 is White (58.63%).

A: The median household income in 85378 is $56,585 (2021) and the average adjusted income is $0 ().