Mililani Mauka is a community in Honolulu County, Hawaii, home to about 21,278 people across 4.0 square miles. It has no ZIP code of its own: it’s part of 96789.
Homes sold for a median of $602 per square foot in the three months ending August 2026, a balanced market.
Mostly Mililani Town; part is in Mililani Mauka
Each card is that ZIP code’s whole market, including any part outside Mililani Mauka. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Daniel K. Inouye International Airport (HNL)11 miles away |
|---|---|
| Nearest city of 250,000+ | Urban Honolulu, HI14 miles away |
Straight-line distances from the center of Mililani Mauka; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mililani Mauka had 21,075 residents in the 2020 census, up 0% since 2010.
It’s the 14th largest of 163 towns in Hawaii by population.
Honolulu County grew from 58,504 residents in 1900 to 1,016,508 in 2020.
Honolulu County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 60°F. About 64.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Upper Wahiawa 874.3, HI weather station (3 miles away).
331,937 jobs at 20,890 businesses in Honolulu County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
240 doctors and other health care providers list an office in Mililani Mauka.
Nearest hospitals
Providers with an office here
| Primary care doctors | 38 |
|---|---|
| Specialist doctors | 10 |
| Dentists | 32 |
| Nurse practitioners and physician assistants | 22 |
| Mental health providers | 79 |
| Physical and occupational therapists | 42 |
| Optometrists | 10 |
| Chiropractors | 7 |
| Pharmacies | 4 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (12 nearby)
Grocery stores (3 nearby)
Pharmacies (3 nearby)
Libraries (1 nearby)
Museums
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1990.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Hawaii Department of Education. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Kipapa Elementary SchoolMililani | Pre-K–5 | 473 | Public | 0.6 mi |
| Mililani Ike Elementary SchoolMililani | Pre-K–5 | 409 | Public | 2.7 mi |
| Mililani Mauka Elementary SchoolMililani | Pre-K–5 | 623 | Public | 1.6 mi |
| Mililani Uka Elementary SchoolMililani | Pre-K–5 | 658 | Public | 1.1 mi |
| Mililani Waena Elementary SchoolMililani | Pre-K–5 | 642 | Public | 0.5 mi |
| Mililani Middle SchoolMililani | 6–8 | 1,635 | Public | 2.4 mi |
| Mililani High SchoolMililani | 9–12 | 2,382 | Public | 0.5 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Mililani Town and Waipio Acres.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.