Mount Rainier Flag

Mount Rainier

County Seat:
No
Area (mi²):
0.637
State:
Maryland

Mount Rainier is a city located in Prince George's County, Maryland. Mount Rainier has a 2025 population of 8,269 . Mount Rainier is currently growing at a rate of 0.88% annually but its population has decreased by -0.51% since the most recent census, which recorded a population of 8,311 in 2020.

The median household income in Mount Rainier is $68,281 with a poverty rate of 6.65%. The median age in Mount Rainier is 40 years: 40.7 years for males, and 36.7 years for females. For every 100 females there are 93.0 males.

8.3K
Total Population
12,980
Density (mi²)
72 0.88%
Growth

Mount Rainier Population

Mount Rainier Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Mount Rainier includes 45.4% Black or African American, 26.33% other race, 19.23% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Black or African American (45.4%)

Other race (26.33%)

White (19.23%)

Two or more races (7.92%)

Asian (1.12%)

Race
Population
Percentage (of total)
Black or African American3,73945.4%
Other race2,16826.33%
White1,58419.23%
Two or more races6527.92%
Asian921.12%

Mount Rainier Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mount Rainier's average per capita income is $44,624. Household income levels show a median of $68,281. The poverty rate stands at 6.65%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$89,304-
Families$77,437$104,919
Households$68,281$83,842
Non Families$53,850$58,357

$44,624

Average Income

$68,281

Median Household Income

6.65%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)