City profile
Waipahu, HI
Honolulu County · Population 40,482
Waipahu is a town in Honolulu County, HI with about 40,482 residents and a typical home value near $869,000. It is 11 miles from Honolulu, HI, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Warm & sunny
Winter avg
73°F
Summer avg
81°F
Sunny days / yr
270
Home prices & cost of living
Median home price
$868,600
Typical monthly housing
$4,913
Cost of living (100 = U.S.)
187
Taxes
- Property tax
- 0.27%
- State income tax (top)
- 11%
- Social Security
- Not taxed
- Pensions
- Not taxed
- Sales tax (state + avg. local)
- 4.50%
FEMA natural hazard risk
Relatively High · county score 99/100
Top hazards: Lightning, Landslide, Riverine flooding
Nearest major airport
7 mi to Daniel K. Inouye International Airport (HNL)
Political lean (2024 county vote)
Leans Democratic · 60% Democratic / 38% Republican
Community
Population
40,482
Black population
0.8%
County
Honolulu County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸More retirees are leaving HI than arriving, mostly over cost
- ▸Home insurance premiums are rising quickly here
- ▸Climate/cost risks to check: wildfire, hurricanes
Highlights
- About 40,482 residents
- Typical home value about $869,000
- 11 miles from Honolulu, HI
Trade-offs
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.