96789 Frequently Asked Questions

A: ZIP Code 96789 is Located in Mililani Hawaii. Portions of 96789 are also in Mililani Mauka, Mililani Town, Waipio Acres.

A: ZIP Code 96789 is Located Entirely in Honolulu County Hawaii.

A: The Current Sales Tax in ZIP Code 96789 is 4.5%

A: The Area Code for 96789 is 808.

A: ZIP Code 96789 is in the Hawaii 1st Congressional District.

A: 96789 is within Hawaii State House of Representatives District 37, Hawaii State House of Representatives District 38 and Hawaii State House of Representatives District 46.

A: 96789 is within Hawaii State Senate District 17, Hawaii State Senate District 18 and Hawaii State Senate District 23.

A: The 2022 population of ZIP Code 96789 is 54362. The population growth rate in 96789 is 0.00%. The population density of 96789 is 1,476.

A: The majority race/ethnicity of people residing in 96789 is Asian (64.61%). The majority race/ethnicity of students attending public schools in 96789 is Asian(32.75%).

A: The median household income in 96789 is $110,840 (2021) and the average adjusted income is $310,810 (2021).