Wailuku, HI Demographics

A map of Wailuku's Population by Race

Wailuku, Hawaii has an estimated population of 16,926, a decrease from the 17,697 recorded in the 2020 Census. The population is 33.4% Asian, 26.7% Multiracial, 20.9% White, 10.3% Native American/Other, 7.7% Hispanic, and 1.0% Black. This demographic dot map shows the population of Wailuku, with one dot drawn for each person counted by the Census, color-coded by race.

Wailuku has become less racially diverse since the 2020 Census. It is about as diverse as Hawaii overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Wailuku, that probability was 78.0% in 2020 and 75.7% in the most recent ACS estimates.

Wailuku is ranked the 18th 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). Wailuku was ranked the 17th most populous place in the 2020 Census.

Wailuku's White Population

3,540 residents of Wailuku, or 20.9% of the population, identify as White. The share of White residents in Wailuku is comparable to the share in Hawaii overall, where 20.9% of the population is White. Wailuku ranks 103rd statewide in terms of White residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's White population has declined by an estimated 3.5%. White residents' share of Wailuku's population has remained roughly unchanged at 20.9%.

Wailuku is more White than neighboring Waihee-Waiehu (8.9% White), and Kahului (10.6% White). Wailuku is less White than neighboring Waikapu (22% White), Maalaea (72.9% White), and Olowalu (44.3% White).

Wailuku's Black Population

176 residents of Wailuku, or 1.0% of the population, identify as Black. The share of Black residents in Wailuku is comparable to the share in Hawaii overall, where 1.8% of the population is Black. Wailuku ranks 62nd statewide in terms of Black residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's Black population has grown by an estimated 41.9%. Black residents' share of Wailuku's population has remained roughly unchanged at 1.0%.

Wailuku is more Black than neighboring Waikapu (0.6% Black), and Olowalu (0% Black). Wailuku is less Black than neighboring Waihee-Waiehu (1.8% Black), Kahului (1.4% Black), and Maalaea (3.8% Black).

Wailuku's Asian Population

5,657 residents of Wailuku, or 33.4% of the population, identify as Asian. The share of Asian residents in Wailuku is slightly lower than in Hawaii overall, where 36.4% of the population is Asian. Wailuku ranks 52nd statewide in terms of Asian residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's Asian population has grown by an estimated 6.5%. Asian residents' share of Wailuku's population has increased from 30.0% to 33.4%.

Wailuku is more Asian than neighboring Waikapu (25.3% Asian), Maalaea (7.1% Asian), and Olowalu (21.4% Asian). Wailuku is less Asian than neighboring Waihee-Waiehu (38.4% Asian), and Kahului (55.4% Asian).

Wailuku's Hispanic Population

1,300 residents of Wailuku, or 7.7% of the population, identify as Hispanic. The share of Hispanic residents in Wailuku is slightly lower than in Hawaii overall, where 9.9% of the population is Hispanic. Wailuku ranks 48th statewide in terms of Hispanic residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's Hispanic population has declined by an estimated 36.3%. Hispanic residents' share of Wailuku's population has decreased from 11.5% to 7.7%.

Wailuku is more Hispanic than neighboring Kahului (7.3% Hispanic), and Maalaea (2.9% Hispanic). Wailuku is less Hispanic than neighboring Waihee-Waiehu (7.8% Hispanic), Waikapu (14.4% Hispanic), and Olowalu (24.3% Hispanic).

Wailuku's Native American/Other Population

1,742 residents of Wailuku, or 10.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Wailuku is comparable to the share in Hawaii overall, where 10% of the population is Native American/Other. Wailuku ranks 51st statewide in terms of Native American/Other residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's Native American/Other population has declined by an estimated 26.5%. Native American/Other residents' share of Wailuku's population has decreased from 13.4% to 10.3%.

Wailuku is more Native American/Other than neighboring Kahului (7.7% Native American/Other), Maalaea (3.8% Native American/Other), and Olowalu (0% Native American/Other). Wailuku is less Native American/Other than neighboring Waihee-Waiehu (22.1% Native American/Other), and Waikapu (10.8% Native American/Other).

Wailuku's Multiracial Population

4,511 residents of Wailuku, or 26.7% of the population, identify as Multiracial. The share of Multiracial residents in Wailuku is higher than in Hawaii overall, where 21% of the population is Multiracial. Wailuku ranks 61st statewide in terms of Multiracial residents as a share of the population, out of 163 places.

Since the 2020 Census, Wailuku's Multiracial population has grown by an estimated 7.9%. Multiracial residents' share of Wailuku's population has increased from 23.6% to 26.7%.

Wailuku is more Multiracial than neighboring Waihee-Waiehu (21.1% Multiracial), Kahului (17.7% Multiracial), Maalaea (9.5% Multiracial), and Olowalu (10% Multiracial). Wailuku is less Multiracial than neighboring Waikapu (26.9% 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.