Kailua CDP (Honolulu County), Hawaii Demographics & Population 2026

Population Overview

Kailua CDP (Honolulu County) is a mid-sized community located in Hawaii. The total population is 39,762. It ranks as the 6th most populous out of 163 cities and towns in Hawaii.

Age Demographics

The median age in Kailua CDP (Honolulu County) is 43.1 years. This is 6% higher than the state median of 40.6 years. 10.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Kailua CDP (Honolulu County) is $146,615. This is 49% higher than the state median of $98,317. Compared to the national median of $78,538, household income here is 87% higher. The poverty rate stands at 4.1%. This is 59% lower than the state poverty rate of 10.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.5%. This is 31% lower than the state rate of 5.0%. The median home value is $1,239,000. Housing costs are 53% higher than the state median of $808,200. The home-value-to-income ratio of 8.5x suggests that housing affordability is a significant concern for many residents. 74.4% of occupied housing units are owner-occupied. This homeownership rate is 19% higher than the state average of 62.5%.

Race & Ethnicity

Kailua CDP (Honolulu County) is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Asian residents account for 21.5%. The White (non-Hispanic) population is significantly higher than the state average (41.3% vs 21.1%). The Black or African American population (0.5%) is well below the state average of 1.8%.

Education

54.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Kailua CDP (Honolulu County) in the top 10% of all cities in the state for educational attainment. This is 54% higher than the state rate of 35.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.7%. Notably, 26.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Kailua CDP (Honolulu County), Hawaii is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Hawaii state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 163 Census-designated places in Hawaii. For official data, visit data.census.gov.