Kapaa, Hawaii Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Kapaa, Hawaii is 10,886 as of the 2023 American Community Survey, making it the 33rd-largest city in Hawaii. The median household income is $89,440, the median home value is $821,500, and the median age is 46.3.
10,886
Population
1085
People / sq mi
$89,440
Median Income
$821,500
Median Home Value
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Kapaa covers 10.0 sq mi of land at 1085 people per square mile.
About Kapaa, HI
Housing cost is the defining feature of Kapaa: the median home is valued at $821,500. Kapaa is a city in Hawaii with a population of 10,886. It ranks #33 among cities in Hawaii by population.
The typical household here earns about $89,440, above the US median of $78,538. The poverty rate, 3.8%, is on the lower side for US cities and below the national 12.4%. Home prices are steep, with the typical property valued at $821,500, with typical rent around $1,997.
Degree attainment is mid-range for US cities: 33.0% of adults hold a four-year degree, below the national 35.0%. Just 4.9% of workers are home-based, below the national 14.0%, and the average commute runs about 25 minutes each way.
High housing values reframe the income picture in Kapaa — even solid earnings stretch less against home prices and rents at this level.
Race & Ethnicity
| White | 33.1% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.0% |
| Two or More Races | 8.3% |
Economy & Income
$89,440
Median Household Income
$40,931
Per Capita Income
3.8%
Poverty Rate
0.9%
Unemployment Rate
Housing
$821,500
Median Home Value
$1,997
Median Rent
64.5%
Owner-Occupied
Education
94.4%
High School+
33.0%
Bachelor's+
Commute
0.9%
Drive Alone
79.2%
Public Transit
4.9%
Work From Home
24.8 min
Avg Commute
Community Profile
32.4%
Foreign Born
82.9%
Non-English at Home
5.6%
Veterans
11.2%
With Disability
96.4%
Health Insurance
93.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 22.3% |
| Arts, Entertainment & Food Services | 12.2% |
| Education, Health Care & Social Services | 12.1% |
| Public Administration | 10.1% |
| Finance, Insurance & Real Estate | 8.7% |
| Construction | 8.2% |
| Retail Trade | 7.8% |
| Information | 4.6% |
| Transportation & Warehousing | 2.4% |
| Manufacturing | 1.5% |
| Agriculture & Mining | 1.0% |
Largest cities in Hawaii
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City rankings
Frequently Asked Questions
Kapaa, Hawaii has a population of 10,886 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 33rd-largest city in Hawaii.
The median household income in Kapaa, Hawaii is $89,440, with 3.8% of residents living below the federal poverty level.
The median home value in Kapaa, Hawaii is $821,500, with median monthly rent at $1,997 and a homeownership rate of 64.5%.
The median age in Kapaa, Hawaii is 46.3 years. The population is 49.9% male and 50.1% female.
Kapaa Cdp, HI Climate
Kapaa Cdp, HI has an average annual temperature of 21.4°C (71°F) and receives about 2830 mm of precipitation per year. The warmest month is August and the coldest is February. Figures are 1970–2000 climate normals.
21.4°C
Avg Temp
2830
Precip (mm/yr)
Aug
Hottest Month
Feb
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 20° / 67° | 255 mm |
| February | 19° / 67° | 244 mm |
| March | 20° / 68° | 311 mm |
| April | 20° / 69° | 346 mm |
| May | 21° / 70° | 215 mm |
| June | 22° / 72° | 143 mm |
| July | 23° / 73° | 187 mm |
| August | 23° / 74° | 162 mm |
| September | 23° / 74° | 136 mm |
| October | 23° / 73° | 216 mm |
| November | 22° / 71° | 324 mm |
| December | 20° / 69° | 291 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Kapaa Cdp, HI
The most comfortable months to visit Kapaa Cdp, HI are typically June, September and August, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 26°C high). The coldest is February (near 16°C low). April is usually the wettest month.
Where to stay near Kapaa
Visiting or relocating to Kapaa, HI? Compare hotels and short-term rentals across the metro — live availability and prices.
Top-rated places to stay near Kapaa
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Population, race, income, age, and trends across Hawaii
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.