Mill Bay, AK Demographics

A map of Mill Bay's Population by Race

Mill Bay, Alaska has an estimated population of 3,654, a large decrease from the 4,216 recorded in the 2020 Census. The population is 55.3% White, 15.1% Native American/Other, 14.0% Multiracial, 11.2% Asian, 4.2% Hispanic, and 0.2% Black. This demographic dot map shows the population of Mill Bay, with one dot drawn for each person counted by the Census, color-coded by race.

Mill Bay has become more racially diverse since the 2020 Census. It is more diverse than Alaska overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Mill Bay, that probability was 62.4% in 2020 and 63.8% in the most recent ACS estimates.

Mill Bay is ranked the 32nd most populous place in Alaska, out of 355 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). Mill Bay was ranked the 30th most populous place in the 2020 Census.

Mill Bay's White Population

2,019 residents of Mill Bay, or 55.3% of the population, identify as White. The share of White residents in Mill Bay is slightly lower than in Alaska overall, where 57.7% of the population is White. Mill Bay ranks 154th statewide in terms of White residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's White population has declined by an estimated 16.3%. White residents' share of Mill Bay's population has decreased from 57.2% to 55.3%.

Mill Bay is more White than neighboring Kodiak (30% White), Ouzinkie (9.3% White), and Chiniak (0% White). Mill Bay is less White than neighboring Kodiak Station (67% White), and Womens Bay (81.5% White).

Mill Bay's Black Population

9 residents of Mill Bay, or 0.2% of the population, identify as Black. The share of Black residents in Mill Bay is slightly lower than in Alaska overall, where 2.9% of the population is Black. Mill Bay ranks 132nd statewide in terms of Black residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's Black population has remained roughly the same. Black residents' share of Mill Bay's population has remained roughly unchanged at 0.2%.

Mill Bay is more Black than neighboring Kodiak (0.1% Black), Ouzinkie (0% Black), Chiniak (0% Black), and Womens Bay (0% Black). Mill Bay is less Black than neighboring Kodiak Station (3.7% Black).

Mill Bay's Asian Population

411 residents of Mill Bay, or 11.2% of the population, identify as Asian. The share of Asian residents in Mill Bay is slightly higher than in Alaska overall, where 6.4% of the population is Asian. Mill Bay ranks 11th statewide in terms of Asian residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's Asian population has remained roughly the same. Asian residents' share of Mill Bay's population has increased from 9.7% to 11.2%.

Mill Bay is more Asian than neighboring Ouzinkie (0% Asian), Kodiak Station (1.1% Asian), Chiniak (0% Asian), and Womens Bay (0% Asian). Mill Bay is less Asian than neighboring Kodiak (43.3% Asian).

Mill Bay's Hispanic Population

155 residents of Mill Bay, or 4.2% of the population, identify as Hispanic. The share of Hispanic residents in Mill Bay is slightly lower than in Alaska overall, where 7.3% of the population is Hispanic. Mill Bay ranks 39th statewide in terms of Hispanic residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's Hispanic population has declined by an estimated 46.4%. Hispanic residents' share of Mill Bay's population has decreased from 6.9% to 4.2%.

Mill Bay is more Hispanic than neighboring Chiniak (0% Hispanic), and Womens Bay (0% Hispanic). Mill Bay is less Hispanic than neighboring Kodiak (10.4% Hispanic), Ouzinkie (9.3% Hispanic), and Kodiak Station (14.5% Hispanic).

Mill Bay's Native American/Other Population

550 residents of Mill Bay, or 15.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mill Bay is comparable to the share in Alaska overall, where 15.5% of the population is Native American/Other. Mill Bay ranks 203rd statewide in terms of Native American/Other residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's Native American/Other population has declined by an estimated 10.4%. Native American/Other residents' share of Mill Bay's population has increased from 14.6% to 15.1%.

Mill Bay is more Native American/Other than neighboring Kodiak (6.9% Native American/Other), Kodiak Station (2.9% Native American/Other), Chiniak (0% Native American/Other), and Womens Bay (10.3% Native American/Other). Mill Bay is less Native American/Other than neighboring Ouzinkie (58.1% Native American/Other).

Mill Bay's Multiracial Population

510 residents of Mill Bay, or 14.0% of the population, identify as Multiracial. The share of Multiracial residents in Mill Bay is slightly higher than in Alaska overall, where 10.3% of the population is Multiracial. Mill Bay ranks 60th statewide in terms of Multiracial residents as a share of the population, out of 355 places.

Since the 2020 Census, Mill Bay's Multiracial population has grown by an estimated 5.8%. Multiracial residents' share of Mill Bay's population has increased from 11.4% to 14.0%.

Mill Bay is more Multiracial than neighboring Kodiak (9.3% Multiracial), Kodiak Station (10.8% Multiracial), Chiniak (0% Multiracial), and Womens Bay (8.2% Multiracial). Mill Bay is less Multiracial than neighboring Ouzinkie (23.3% 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.