Mililani is located in Hawaii. Mililani, Hawaii has a population of 27,034. Mililani is more family-centric than the surrounding county with 27% households with children. The county percentage for households with children is 26%.
The median household income in Mililani, Hawaii is $103,075. The median household income for the surrounding county is $89,702 compared to the national median of $66,222. The median age of people living in Mililani is 42.1 years.
The average high temperature in July is 84.62 degrees, with an average low temperature in January of 59.84 degrees. The annual precipitation is 65.67.