Summary:
ZIP code 96789 covers Mililani, Hawaii, and includes seven public schools serving roughly 6,822 students in the Hawaii Department of Education: five elementary schools (Mililani Uka Elementary School, Mililani Waena Elementary School, Mililani Mauka Elementary School, Kipapa Elementary School, and Mililani Ike Elementary School), one middle school (Mililani Middle School), and one high school (Mililani High School). This is a high-performing cluster: every school ranks at or above the 72nd percentile within its level, and four of the seven hold 5 stars.
Mililani Ike Elementary School is the clear standout, ranked 1 of 203 elementary schools for 2025–2026 with 91 ELA, 91 math, and 94 science proficiency, plus the ZIP's lowest chronic absenteeism (6%) and lowest free/reduced lunch rate (10.51%). Mililani Mauka Elementary School ranks 4 of 203 (79 ELA, 82 math, 86 science), with science up 9 points. Mililani High School ranks 4 of 65 high schools with a 96.0% graduation rate, though math proficiency is just 48. Mililani Middle School ranks 9 of 85, with science at 51 and math at 54.
Elementary performance varies widely: Ike scores 91 in ELA, 91 in math, and 94 in science, while Uka scores 57, 61, and 62, and Waena scores 61, 62, and 59. Kipapa Elementary School has the ZIP's highest poverty rate (47.57%) and absenteeism (21%) yet raised math and science 11 points each. Watch declines at Waena (science 70 to 59), Uka (ELA 65 to 57), Mililani Middle (science 59 to 51), and Mililani High (biology 57 to 54).
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