Westbrook, ME Demographics

A map of Westbrook's Population by Race

Westbrook, Maine has an estimated population of 20,775, a slight increase from the 20,400 recorded in the 2020 Census. The population is 80.5% White, 7.4% Multiracial, 4.7% Black, 3.8% Hispanic, 2.1% Asian, and 1.5% Native American/Other. This demographic dot map shows the population of Westbrook, with one dot drawn for each person counted by the Census, color-coded by race.

Westbrook has become more racially diverse since the 2020 Census. It is considerably more diverse than Maine overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Westbrook, that probability was 32.9% in 2020 and 34.2% in the most recent ACS estimates.

Westbrook is ranked the 9th most populous place in Maine, out of 155 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). Westbrook was ranked the 8th most populous place in the 2020 Census.

Westbrook's White Population

16,729 residents of Westbrook, or 80.5% of the population, identify as White. The share of White residents in Westbrook is lower than in Maine overall, where 89.9% of the population is White. Westbrook ranks 151st statewide in terms of White residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's White population has remained roughly the same. White residents' share of Westbrook's population has decreased from 81.3% to 80.5%.

Westbrook is more White than neighboring South Portland (78.9% White). Westbrook is less White than neighboring South Windham (81.6% White), Little Falls (94.7% White), Gorham (86.2% White), and Oak Hill (94.5% White).

Westbrook's Black Population

982 residents of Westbrook, or 4.7% of the population, identify as Black. The share of Black residents in Westbrook is slightly higher than in Maine overall, where 1.8% of the population is Black. Westbrook ranks 4th statewide in terms of Black residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's Black population has declined by an estimated 35.9%. Black residents' share of Westbrook's population has decreased from 7.5% to 4.7%.

Westbrook is more Black than neighboring Little Falls (0% Black), Gorham (1.4% Black), and Oak Hill (0% Black). Westbrook is less Black than neighboring South Windham (6.7% Black), and South Portland (7.1% Black).

Westbrook's Asian Population

438 residents of Westbrook, or 2.1% of the population, identify as Asian. The share of Asian residents in Westbrook is comparable to the share in Maine overall, where 1.1% of the population is Asian. Westbrook ranks 6th statewide in terms of Asian residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's Asian population has declined by an estimated 40.4%. Asian residents' share of Westbrook's population has decreased from 3.6% to 2.1%.

Westbrook is more Asian than neighboring Little Falls (0% Asian), and Oak Hill (0.3% Asian). Westbrook is less Asian than neighboring South Windham (3.1% Asian), Gorham (4% Asian), and South Portland (3.4% Asian).

Westbrook's Hispanic Population

780 residents of Westbrook, or 3.8% of the population, identify as Hispanic. The share of Hispanic residents in Westbrook is comparable to the share in Maine overall, where 2.2% of the population is Hispanic. Westbrook ranks 21st statewide in terms of Hispanic residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's Hispanic population has grown by an estimated 42.1%. Hispanic residents' share of Westbrook's population has increased from 2.7% to 3.8%.

Westbrook is more Hispanic than neighboring South Windham (0% Hispanic), Little Falls (0% Hispanic), Gorham (1.8% Hispanic), and Oak Hill (3.7% Hispanic). Westbrook is less Hispanic than neighboring South Portland (4% Hispanic).

Westbrook's Native American/Other Population

305 residents of Westbrook, or 1.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Westbrook is comparable to the share in Maine overall, where 0.7% of the population is Native American/Other. Westbrook ranks 82nd statewide in terms of Native American/Other residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's Native American/Other population has grown by an estimated 113.3%. Native American/Other residents' share of Westbrook's population has increased from 0.7% to 1.5%.

Westbrook is more Native American/Other than neighboring South Windham (0% Native American/Other), Little Falls (0% Native American/Other), Gorham (0.4% Native American/Other), South Portland (0.3% Native American/Other), and Oak Hill (0.2% Native American/Other).

Westbrook's Multiracial Population

1,541 residents of Westbrook, or 7.4% of the population, identify as Multiracial. The share of Multiracial residents in Westbrook is slightly higher than in Maine overall, where 4.2% of the population is Multiracial. Westbrook ranks 60th statewide in terms of Multiracial residents as a share of the population, out of 155 places.

Since the 2020 Census, Westbrook's Multiracial population has grown by an estimated 82.2%. Multiracial residents' share of Westbrook's population has increased from 4.1% to 7.4%.

Westbrook is more Multiracial than neighboring Little Falls (5.3% Multiracial), Gorham (6.2% Multiracial), South Portland (6.3% Multiracial), and Oak Hill (1.3% Multiracial). Westbrook is less Multiracial than neighboring South Windham (8.6% 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.