Kapaa, HI Demographics

A map of Kapaa's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Asian	3,794	2,901	34.2%	24.9%
White	3,069	3,513	27.7%	30.1%
Multiracial	2,419	2,518	21.8%	21.6%
Hispanic	939	1,449	8.5%	12.4%
Native American/Other	757	1,201	6.8%	10.3%
Black	116	70	1.0%	0.6%

Kapaa, Hawaii has an estimated population of 11,094, a decrease from the 11,652 recorded in the 2020 Census. The population is 34.2% Asian, 27.7% White, 21.8% Multiracial, 8.5% Hispanic, 6.8% Native American/Other, and 1.0% Black. This demographic dot map shows the population of Kapaa, with one dot drawn for each person counted by the Census, color-coded by race.

Kapaa has become less racially diverse since the 2020 Census. It is less diverse than Hawaii overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Kapaa, that probability was 77.4% in 2020 and 74.7% in the most recent ACS estimates.

Kapaa is ranked the 29th most populous place in Hawaii, out of 163 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Kapaa was ranked the 30th most populous place in the 2020 Census.

Kapaa's White Population

3,069 residents of Kapaa, or 27.7% of the population, identify as White. The share of White residents in Kapaa is higher than in Hawaii overall, where 20.9% of the population is White. Kapaa ranks 78th statewide in terms of White residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's White population has declined by an estimated 12.6%. White residents' share of Kapaa's population has decreased from 30.1% to 27.7%.

Kapaa is more White than neighboring Anahola (10.8% White), Hanamaulu (11.6% White), and Lihue (18.8% White). Kapaa is less White than neighboring Wailua Homesteads (46.8% White), and Wailua (35.3% White).

Kapaa's Black Population

116 residents of Kapaa, or 1.0% of the population, identify as Black. The share of Black residents in Kapaa is comparable to the share in Hawaii overall, where 1.8% of the population is Black. Kapaa ranks 78th statewide in terms of Black residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's Black population has grown by an estimated 65.7%. Black residents' share of Kapaa's population has remained roughly unchanged at 1.0%.

Kapaa is more Black than neighboring Wailua Homesteads (0% Black), Wailua (0.7% Black), Anahola (0% Black), and Hanamaulu (0% Black). Kapaa is less Black than neighboring Lihue (2.5% Black).

Kapaa's Asian Population

3,794 residents of Kapaa, or 34.2% of the population, identify as Asian. The share of Asian residents in Kapaa is slightly lower than in Hawaii overall, where 36.4% of the population is Asian. Kapaa ranks 63rd statewide in terms of Asian residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's Asian population has grown by an estimated 30.8%. Asian residents' share of Kapaa's population has increased from 24.9% to 34.2%.

Kapaa is more Asian than neighboring Wailua Homesteads (24.1% Asian), Wailua (18.9% Asian), and Anahola (4% Asian). Kapaa is less Asian than neighboring Hanamaulu (51.8% Asian), and Lihue (40.7% Asian).

Kapaa's Hispanic Population

939 residents of Kapaa, or 8.5% of the population, identify as Hispanic. The share of Hispanic residents in Kapaa is comparable to the share in Hawaii overall, where 9.9% of the population is Hispanic. Kapaa ranks 37th statewide in terms of Hispanic residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's Hispanic population has declined by an estimated 35.2%. Hispanic residents' share of Kapaa's population has decreased from 12.4% to 8.5%.

Kapaa is more Hispanic than neighboring Anahola (7.1% Hispanic). Kapaa is less Hispanic than neighboring Wailua Homesteads (9.5% Hispanic), Wailua (24.6% Hispanic), Hanamaulu (15.4% Hispanic), and Lihue (10.3% Hispanic).

Kapaa's Native American/Other Population

757 residents of Kapaa, or 6.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Kapaa is slightly lower than in Hawaii overall, where 10% of the population is Native American/Other. Kapaa ranks 84th statewide in terms of Native American/Other residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's Native American/Other population has declined by an estimated 37.0%. Native American/Other residents' share of Kapaa's population has decreased from 10.3% to 6.8%.

Kapaa is more Native American/Other than neighboring Wailua (3.7% Native American/Other). Kapaa is less Native American/Other than neighboring Wailua Homesteads (6.9% Native American/Other), Anahola (54.5% Native American/Other), Hanamaulu (7.1% Native American/Other), and Lihue (10% Native American/Other).

Kapaa's Multiracial Population

2,419 residents of Kapaa, or 21.8% of the population, identify as Multiracial. The share of Multiracial residents in Kapaa is comparable to the share in Hawaii overall, where 21% of the population is Multiracial. Kapaa ranks 82nd statewide in terms of Multiracial residents as a share of the population, out of 163 places.

Since the 2020 Census, Kapaa's Multiracial population has declined by an estimated 3.9%. Multiracial residents' share of Kapaa's population has remained roughly unchanged at 21.8%.

Kapaa is more Multiracial than neighboring Wailua Homesteads (12.7% Multiracial), Wailua (16.8% Multiracial), Hanamaulu (14.1% Multiracial), and Lihue (17.7% Multiracial). Kapaa is less Multiracial than neighboring Anahola (23.5% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.