City profile · Hawaii · Census ACS 2023

Waipahu, HI

Population, income, housing, safety, climate and schools for Waipahu - drawn straight from Census ACS, FBI UCR, NOAA, NCES, HUD and FEMA, refreshed on the 2024–2025 release cycle.

39,871
Residents
$98,633
Median income
$835,400
Median home
$2,642
Median rent (state)

Waipahu - the verdict

Out of every US city with 1,000+ residents, Waipahu places in the 77th percentile for household income. Source: Census ACS.

77th
percentile, household income
95th
percentile, home value
94th
percentile, median rent
📝 How we sourced this

Population, income, and housing-cost figures come from the U.S. Census Bureau American Community Survey 5-year estimates (B-series tables). Crime data uses FBI UCR; climate uses NOAA Climate Normals; school counts come from NCES Common Core of Data; permits use the Census Building Permits Survey (BPS). See our methodology page for the full ETL pipeline and OMB / FIPS join keys.

Data Snapshot: Waipahu, HI

Waipahu is a small city in Hawaii, home to 39,871 residents per U.S. Census Bureau ACS 2023 estimates. Waipahu households earn a median of $98,633 annually, placing it in the top quartile of U.S. cities for household income, with a poverty rate of 10.1%. Waipahu's housing stock carries a median value of $835,400, and the median resident age is 39.7 years. Educational attainment runs 18.6% of adults with a bachelor's degree or higher. Separately, 57.9% of working-age residents are in the labor force.

The city is served by 9 public schools according to NCES Common Core of Data.

Hawaii carries a cost-of-living premium: the state registers 110.0 on a 100-equals-national-average index (Well Above Average) per BEA Regional Price Parities 2024. HUD Fair Market Rent for a typical two-bedroom in this state is $2,642 per month. EIA 2023 residential energy data puts Hawaii's average monthly utility costs around $280 (state average). The average commute for Waipahu workers runs 30.8 minutes, with 59.6% driving alone and 4.2% working from home. Natural-hazard exposure scores 98.8 out of 100 on FEMA's National Risk Index (Very High).

Population

39,871 residents

Census ACS 2023 - Hawaii

Median Household Income

$98,633 /yr

Poverty 10.1%

Cost of Living Index (state)

110.0 (US=100)

Well Above Average - BEA RPP 2024, Hawaii average

How does Waipahu compare to other US cities?

Waipahu measured against every US city with 1,000+ residents, computed live from the same Census and FBI data shown throughout this page.

Household income 77% higher than other cities
Home value 95% pricier than other cities
Median rent 94% pricier than other cities

"Safer than" reflects total crime rate from FBI UCR; the others use Census ACS estimates.

How we calculate these percentiles & ranks

Each percentile compares Waipahu against every qualifying US city; each in-state rank narrows that to Hawaii only. Full formula and direction notes: methodology.

Hawaii-relative analysis

Bachelor's Degree or Higher places Waipahu toward the bottom of Hawaii's cities

Among the 160 Hawaii cities PlainCities tracks with reported bachelor's degree or higher data, Waipahu ranks #133 - the 16th percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares Waipahu only against its own state's cities, not the full US field.

Median Household Income
#64 of 155
59th percentile in Hawaii
Median Gross Rent
#1 of 160
66th percentile in Hawaii
Median Home Value
#55 of 150
63rd percentile in Hawaii
Poverty Rate
#49 of 160
69th percentile in Hawaii
Bachelor's Degree or Higher
#133 of 160
16th percentile in Hawaii

Ranked by raw value (highest first); a higher rank is not automatically "better" for every measure, see each metric's own context above. This is a comparison within Hawaii only, not a livability score. See the methodology for the source and calculation.

77thIncome percentile

77th percentile nationally for median household income. Source: Census ACS 2023 / FBI UCR 2023.

How Waipahu's home value compares nationally

Median home value vs. every US city (population 1,000+)

$835,400 5th percentile more affordable than 5% of 15,600 US cities

$0–$25,000: 5 US cities (0%). Below this entry. $25,000–$50,000: 54 US cities (0%). Below this entry. $50,000–$75,000: 352 US cities (2%). Below this entry. $75,000–$100,000: 1,086 US cities (7%). Below this entry. $100,000–$125,000: 1,516 US cities (10%). Below this entry. $125,000–$150,000: 1,170 US cities (8%). Below this entry. $150,000–$175,000: 1,278 US cities (8%). Below this entry. $175,000–$200,000: 1,229 US cities (8%). Below this entry. $200,000–$225,000: 1,035 US cities (7%). Below this entry. $225,000–$250,000: 976 US cities (6%). Below this entry. $250,000–$275,000: 754 US cities (5%). Below this entry. $275,000–$300,000: 712 US cities (5%). Below this entry. $300,000–$325,000: 521 US cities (3%). Below this entry. $325,000–$350,000: 526 US cities (3%). Below this entry. $350,000–$375,000: 465 US cities (3%). Below this entry. $375,000–$400,000: 393 US cities (3%). Below this entry. $400,000–$425,000: 317 US cities (2%). Below this entry. $425,000–$450,000: 300 US cities (2%). Below this entry. $450,000–$475,000: 307 US cities (2%). Below this entry. $475,000–$500,000: 250 US cities (2%). Below this entry. $500,000–$525,000: 160 US cities (1%). Below this entry. $525,000–$550,000: 156 US cities (1%). Below this entry. $550,000–$575,000: 172 US cities (1%). Below this entry. $575,000–$600,000: 172 US cities (1%). Below this entry. $600,000–$625,000: 163 US cities (1%). Below this entry. $625,000–$650,000: 167 US cities (1%). Below this entry. $650,000–$675,000: 135 US cities (1%). Below this entry. $675,000–$700,000: 101 US cities (1%). Below this entry. $700,000–$725,000: 95 US cities (1%). Below this entry. $725,000–$750,000: 71 US cities (0%). Below this entry. $750,000–$775,000: 65 US cities (0%). Below this entry. $775,000–$800,000: 70 US cities (0%). Below this entry. $800,000–$825,000: 57 US cities (0%). Below this entry. $825,000–$850,000: 67 US cities (0%). This entry sits in this band. $850,000–$875,000: 60 US cities (0%). Above this entry. $875,000–$900,000: 58 US cities (0%). Above this entry. $900,000–$925,000: 47 US cities (0%). Above this entry. $925,000–$950,000: 37 US cities (0%). Above this entry. $950,000–$975,000: 31 US cities (0%). Above this entry. $975,000–$1,000,000: 470 US cities (3%). Above this entry. $1,000,000–$1,025,000: 0 US cities (0%). Above this entry. Waipahu $0 $1,025,000 every US city, bucketed by value

Each bar is a $25K-wide band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau ACS 5-Year Estimates · 2023

Income distribution context

Household income distribution - Waipahu, HI Waipahu, HI's reported median household income shown against the U.S. national quintile-share pattern (not Waipahu, HI-specific quintile data). The Lorenz curve traces the national cumulative income share against cumulative population share, perfect equality is the diagonal; observed inequality bows below. $ Household Income Distribution Waipahu, HI median $98,633/yr, vs. U.S. national quintile pattern QUINTILE SHARE OF AGGREGATE INCOME Lowest 20% 3.4% Second 20% 9.2% Middle 20% 15.1% Fourth 20% 23.2% Top 20% 49.1% LORENZ CURVE cumulative income vs. population 100% 0% 100% pop. 0%
Waipahu, HI's median household income (Census ACS 5-year estimate) plotted against the U.S. national income-quintile distribution pattern for context; the quintile shares and Lorenz curve are national figures, not computed specifically for Waipahu, HI. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 18.6%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 10.1%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 57.9%

Census ACS S2301, share of working-age residents in the labor force

Population
39,871
Median Income
$98,633
Median Home Value
$835,400
Median Age
39.7
Poverty Rate
10.1%
Labor force participation
57.9%
Bachelor's Degree+
18.6%

Schools

Total Schools
9
Public schools in this city

Commute Patterns

How workers travel to work, Census ACS 2023

Average Commute Time
30.8 minutes
Drive Alone
59.6%
Carpool
16.9%
Public Transit
12.2%
Walk
3.0%
Work from Home
4.2%
Other
4.1%

Based on 18,742 workers 16 and over.

Monthly Utility Costs

State-average estimates for Hawaii - EIA 2023 residential energy data

Electricity
$220
avg/month
Water & Sewer
$60
avg/month
Total Utilities
$280
estimated/month

Estimates reflect Hawaii state averages. Actual costs vary by home size, usage, and local rates. Source: U.S. Energy Information Administration (EIA) 2023.

Living Costs & Risk

Cost of living is a Hawaii state average from BEA; rent and hazard risk are county-level figures from HUD and FEMA for the county Waipahu sits in

Cost of Living Index
110.0
Well Above Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$2,642/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
98.8 / 100
Very High
FEMA NRI composite score (county)

Similar Cities in Hawaii

Kailua CDP (Honolulu County)
39,762 people
Kaneohe
35,945 people
Pearl
45,079 people
Hilo
48,223 people
East Honolulu
50,961 people
Mililani
27,495 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to Waipahu's 39,871 residents (Census ACS 5-Year 2023).

Duncanville, TX
39,879 people
Hobbs, NM
39,887 people
Wausau, WI
39,893 people
Hutchinson, KS
39,837 people
DeLand, FL
39,832 people
Hurst, TX
39,912 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to Waipahu's $98,633 (Census ACS 5-Year 2023, table B19013).

Sayreville, NJ
$98,629 median income
Bagdad, AZ
$98,641 median income
Bridgeport, CA
$98,618 median income
Land O' Lakes, FL
$98,648 median income
Matteson, IL
$98,617 median income
Independence, KY
$98,653 median income

Race & Ethnicity Composition

Race and ethnicity - Waipahu, HI Race categories sum to one hundred percent per Census methodology. Hispanic or Latino is shown separately as an ethnicity overlay; it cuts across all race categories per OMB Directive 15. Race & Ethnicity Composition Waipahu, HI - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 67.6% 12.9% 15.0% ETHNICITY, Hispanic or Latino (any race) 6.2% White 3.3% Black or African American 0.3% Asian 67.6% American Indian 0.1% Native Hawaiian 12.9% Some other race 0.8% Two or more races 15.0% Per OMB Directive 15: Hispanic/Latino ethnicity is reported separately from the race categories.
Race categories sum to 100%. Hispanic or Latino ethnicity is reported separately and cuts across race per Census/OMB methodology.

City-level race and ethnicity, Census ACS 5-year 2023 (tables B02001, B03001), OMB Directive 15 categories.

How Waipahu compares to nearby Hawaii cities

Population + median household income, sourced from Census Bureau ACS 5-year B01001 (population) and B19013 (median household income).

City Population Median Household Income
Waipahu (this city) 39,871 $98,633
Kailua CDP (Honolulu County) 39,762 $146,615
Kaneohe 35,945 $124,632
Pearl 45,079 $114,682
Census ACS 5-year FIPS HI NCES CCD OMB Bulletin 23-01

What do people ask about Waipahu, HI?

What is the population of Waipahu, HI? +

Waipahu, HI has a population of 39,871 according to U.S. Census Bureau ACS 2023 estimates.

What is the median household income in Waipahu, HI? +

Waipahu households earn a median of $98,633 annually, based on Census ACS 2023 data.

What is the cost of living in Waipahu? +

BEA does not publish a city-level cost-of-living figure for Waipahu; the closest available measure is the Hawaii state average, a cost of living index of 110.0 (U.S. average = 100), rated "Well Above Average" based on BEA Regional Price Parities 2024 data. Costs within Hawaii vary by metro area.

What is the median home value in Waipahu, HI? +

Waipahu's median home value sits at $835,400, according to Census ACS 2023 estimates.

Source: U.S. Census Bureau ACS 5-Year 2023, NCES CCD, Census ACS B08301/B08136, U.S. Energy Information Administration (EIA) 2023, BEA Regional Price Parities 2024, HUD Fair Market Rents 2026, FEMA National Risk Index.

Read our methodology - how this data is sourced, computed, and verified.

Primary sources: Census ACS, FBI UCR, NOAA Climate Normals, NCES.

Citation & verification links Data sourced from the U.S. Census Bureau. See our methodology for details. Retrieved and formatted by PlainCities

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Every figure on PlainCities is rendered directly from Census ACS source data, no number is typed in by an editor. This page draws directly on Census ACS source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.