PlainZIP

Mililani, HI

Single-footprint Census roll-up for Mililani, HI: 1 USPS ZIP, population 54,129. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet MILILANI-HI · Mililani, HI 1 ZIPs · 54,129 pop · #1716/25278 · Honolulu County

INC-TOP · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-MID · POP-SMALL · SPREAD-UNK · HOME-TOP

  • INC-TOP $127,066
  • RANK-TOP #1716/25278
  • PHOTO-FINISH ≈ Ewa Beach
  • BOOK-ONE 1 ZIP
  • OWN-MID 78% owners
  • POP-SMALL 54,129
  • SPREAD-UNK Single-ZIP book
  • HOME-TOP $920,400

Nearest income peer: Ewa Beach, HI (+ $2,390 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Mililani

Lowest/highest poles plus county-sharing cities nearest Mililani on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Mililani, HI sits among US cities with a top-decile household income, on a small-city population base, across a single-ZIP footprint.

Top 7%
household income vs 25,278 US cities
54,129
city population (Census)
1
USPS ZIP codes covered
$127,066
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $127,066 and home value $920,400 should be read as near-neighborhood numbers ; bachelor's attainment averages 45.0%.

Owner-occupancy sits in a mixed band (77.8%) - check the ZIP page's tenure split before treating Mililani as a pure owner town.

Within Hawaii, Kaaawa is the closest lower-income city and Ewa Beach the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Mililani.

Population concentration

Mililani's single ZIP 96789 carries the town

Mililani is published as a single USPS ZIP. Code 96789 is the entire residential footprint (54,129 ACS residents), so the city page and the ZIP page tell the same household story, open that ZIP for income, tenure, and commute detail.

Census ZBP business roll-up

Sparse ZBP book inside single-ZIP Mililani

Citywide ZBP: 477 establishments, 5,812 employees , annual payroll $283,069k (~9 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 96789 (477 units) ; leading NAICS Other services (except public administration) (76) · also Construction · Accommodation and food services .

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ZIP Codes in Mililani, HI

These ZIP codes sit in Honolulu County, which covers 35 ZIP codes in all; 1 of them fall in Mililani. See the Honolulu County roll-up →

Mililani sits in the upper half of Honolulu County on income: Honolulu, Waipahu and Waianae report less, while Kaneohe and Kailua report more. Wahiawa marks the far end of that range at $85,554, 33% below Mililani.

ZIP Code Population Median income Establishments Density
96789 54,129 $127,066 477 766
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Mililani roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Mililani, .