Mount Rainier, MD Demographics

A map of Mount Rainier's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Black	3,560	3,300	43.2%	39.6%
Hispanic	2,861	3,201	34.7%	38.4%
White	1,514	1,271	18.4%	15.3%
Multiracial	182	308	2.2%	3.7%
Asian	99	186	1.2%	2.2%
Native American/Other	29	67	0.4%	0.8%

Mount Rainier, Maryland has an estimated population of 8,245, a slight decrease from the 8,333 recorded in the 2020 Census. The population is 43.2% Black, 34.7% Hispanic, 18.4% White, 2.2% Multiracial, 1.2% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Mount Rainier, with one dot drawn for each person counted by the Census, color-coded by race.

Mount Rainier has become less racially diverse since the 2020 Census. It is 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 Mount Rainier, that probability was 67.0% in 2020 and 65.9% in the most recent ACS estimates.

Mount Rainier is ranked the 158th 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). Mount Rainier was ranked the 158th most populous place in the 2020 Census.

Mount Rainier's White Population

1,514 residents of Mount Rainier, or 18.4% of the population, identify as White. The share of White residents in Mount Rainier is significantly lower than in Maryland overall, where 46.6% of the population is White. Mount Rainier ranks 471st statewide in terms of White residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's White population has grown by an estimated 19.1%. White residents' share of Mount Rainier's population has increased from 15.3% to 18.4%.

Mount Rainier is more White than neighboring Brentwood (8.3% White), North Brentwood (6.4% White), and Colmar Manor (11% White). Mount Rainier is less White than neighboring Cottage City (19.9% White), and Hyattsville (28.4% White).

Mount Rainier's Black Population

3,560 residents of Mount Rainier, or 43.2% of the population, identify as Black. The share of Black residents in Mount Rainier is considerably higher than in Maryland overall, where 28.9% of the population is Black. Mount Rainier ranks 92nd statewide in terms of Black residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's Black population has grown by an estimated 7.9%. Black residents' share of Mount Rainier's population has increased from 39.6% to 43.2%.

Mount Rainier is more Black than neighboring Brentwood (29.6% Black), Cottage City (32.6% Black), Hyattsville (24.3% Black), and Colmar Manor (22.1% Black). Mount Rainier is less Black than neighboring North Brentwood (47.6% Black).

Mount Rainier's Asian Population

99 residents of Mount Rainier, or 1.2% of the population, identify as Asian. The share of Asian residents in Mount Rainier is lower than in Maryland overall, where 6.5% of the population is Asian. Mount Rainier ranks 214th statewide in terms of Asian residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's Asian population has declined by an estimated 46.8%. Asian residents' share of Mount Rainier's population has decreased from 2.2% to 1.2%.

Mount Rainier is less Asian than neighboring Brentwood (1.5% Asian), North Brentwood (4.6% Asian), Cottage City (5.4% Asian), Hyattsville (5.1% Asian), and Colmar Manor (6.5% Asian).

Mount Rainier's Hispanic Population

2,861 residents of Mount Rainier, or 34.7% of the population, identify as Hispanic. The share of Hispanic residents in Mount Rainier is significantly higher than in Maryland overall, where 12.5% of the population is Hispanic. Mount Rainier ranks 20th statewide in terms of Hispanic residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's Hispanic population has declined by an estimated 10.6%. Hispanic residents' share of Mount Rainier's population has decreased from 38.4% to 34.7%.

Mount Rainier is more Hispanic than neighboring North Brentwood (33.8% Hispanic). Mount Rainier is less Hispanic than neighboring Brentwood (55.1% Hispanic), Cottage City (36.3% Hispanic), Hyattsville (37.5% Hispanic), and Colmar Manor (57.5% Hispanic).

Mount Rainier's Native American/Other Population

29 residents of Mount Rainier, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mount Rainier is comparable to the share in Maryland overall, where 0.8% of the population is Native American/Other. Mount Rainier ranks 203rd statewide in terms of Native American/Other residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's Native American/Other population has declined by an estimated 56.7%. Native American/Other residents' share of Mount Rainier's population has remained roughly unchanged at 0.4%.

Mount Rainier is more Native American/Other than neighboring Colmar Manor (0% Native American/Other). Mount Rainier is less Native American/Other than neighboring North Brentwood (3% Native American/Other), Cottage City (2.4% Native American/Other), and Hyattsville (0.8% Native American/Other).

Mount Rainier's Multiracial Population

182 residents of Mount Rainier, or 2.2% of the population, identify as Multiracial. The share of Multiracial residents in Mount Rainier is slightly lower than in Maryland overall, where 4.6% of the population is Multiracial. Mount Rainier ranks 335th statewide in terms of Multiracial residents as a share of the population, out of 536 places.

Since the 2020 Census, Mount Rainier's Multiracial population has declined by an estimated 40.9%. Multiracial residents' share of Mount Rainier's population has decreased from 3.7% to 2.2%.

Mount Rainier is less Multiracial than neighboring Brentwood (5.1% Multiracial), North Brentwood (4.5% Multiracial), Cottage City (3.4% Multiracial), Hyattsville (4% Multiracial), and Colmar Manor (2.8% 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.