Seabrook, MD Demographics

A map of Seabrook's Population by Race

Seabrook, Maryland has an estimated population of 18,317, a decrease from the 19,627 recorded in the 2020 Census. The population is 57.1% Black, 25.7% Hispanic, 7.1% Asian, 5.9% White, 3.5% Multiracial, and 0.8% Native American/Other. This demographic dot map shows the population of Seabrook, with one dot drawn for each person counted by the Census, color-coded by race.

Seabrook has become more racially diverse since the 2020 Census. It is considerably less diverse than Maryland overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Seabrook, that probability was 57.6% in 2020 and 59.9% in the most recent ACS estimates.

Seabrook is ranked the 75th most populous place in Maryland, out of 536 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). Seabrook was ranked the 71st most populous place in the 2020 Census.

Seabrook's White Population

1,076 residents of Seabrook, or 5.9% of the population, identify as White. The share of White residents in Seabrook is significantly lower than in Maryland overall, where 46.6% of the population is White. Seabrook ranks 490th statewide in terms of White residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's White population has declined by an estimated 28.3%. White residents' share of Seabrook's population has decreased from 7.6% to 5.9%.

Seabrook is more White than neighboring Lanham (4.7% White), New Carrollton (4.5% White), and Springdale (0.2% White). Seabrook is less White than neighboring Greenbelt (19% White), and Glenn Dale (16.5% White).

Seabrook's Black Population

10,454 residents of Seabrook, or 57.1% of the population, identify as Black. The share of Black residents in Seabrook is significantly higher than in Maryland overall, where 28.9% of the population is Black. Seabrook ranks 51st statewide in terms of Black residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's Black population has declined by an estimated 11.9%. Black residents' share of Seabrook's population has decreased from 60.4% to 57.1%.

Seabrook is more Black than neighboring Lanham (52.6% Black), New Carrollton (55.9% Black), Greenbelt (47.9% Black), and Glenn Dale (48.3% Black). Seabrook is less Black than neighboring Springdale (84.1% Black).

Seabrook's Asian Population

1,294 residents of Seabrook, or 7.1% of the population, identify as Asian. The share of Asian residents in Seabrook is comparable to the share in Maryland overall, where 6.5% of the population is Asian. Seabrook ranks 85th statewide in terms of Asian residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's Asian population has grown by an estimated 1.1%. Asian residents' share of Seabrook's population has increased from 6.5% to 7.1%.

Seabrook is more Asian than neighboring Lanham (5.1% Asian), New Carrollton (1.6% Asian), and Springdale (2.7% Asian). Seabrook is less Asian than neighboring Greenbelt (7.7% Asian), and Glenn Dale (9.1% Asian).

Seabrook's Hispanic Population

4,704 residents of Seabrook, or 25.7% of the population, identify as Hispanic. The share of Hispanic residents in Seabrook is considerably higher than in Maryland overall, where 12.5% of the population is Hispanic. Seabrook ranks 47th statewide in terms of Hispanic residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's Hispanic population has grown by an estimated 9.6%. Hispanic residents' share of Seabrook's population has increased from 21.9% to 25.7%.

Seabrook is more Hispanic than neighboring Greenbelt (19.2% Hispanic), Springdale (9.6% Hispanic), and Glenn Dale (18.9% Hispanic). Seabrook is less Hispanic than neighboring Lanham (33.7% Hispanic), and New Carrollton (33.4% Hispanic).

Seabrook's Native American/Other Population

143 residents of Seabrook, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Seabrook is comparable to the share in Maryland overall, where 0.8% of the population is Native American/Other. Seabrook ranks 340th statewide in terms of Native American/Other residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's Native American/Other population has grown by an estimated 32.4%. Native American/Other residents' share of Seabrook's population has remained roughly unchanged at 0.8%.

Seabrook is more Native American/Other than neighboring Lanham (0.2% Native American/Other), New Carrollton (0.1% Native American/Other), and Springdale (0% Native American/Other). Seabrook is less Native American/Other than neighboring Greenbelt (0.9% Native American/Other), and Glenn Dale (5.2% Native American/Other).

Seabrook's Multiracial Population

646 residents of Seabrook, or 3.5% of the population, identify as Multiracial. The share of Multiracial residents in Seabrook is comparable to the share in Maryland overall, where 4.6% of the population is Multiracial. Seabrook ranks 426th statewide in terms of Multiracial residents as a share of the population, out of 536 places.

Since the 2020 Census, Seabrook's Multiracial population has grown by an estimated 10.4%. Multiracial residents' share of Seabrook's population has increased from 3.0% to 3.5%.

Seabrook is more Multiracial than neighboring Springdale (3.4% Multiracial), and Glenn Dale (1.9% Multiracial). Seabrook is less Multiracial than neighboring Lanham (3.7% Multiracial), New Carrollton (4.4% Multiracial), and Greenbelt (5.3% 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.