Mount Rainier ZIP Codes — Prince Georges County, MD

There is one unique ZIP code in Mount Rainier, Maryland and it is 20712. Area code: 240/301.

ZIP codes

0.73

sq mi land

0.00

sq mi water

240/301

area code

Mount Rainier, MD ZIP code map

About Mount Rainier, MD

Mount Rainier, Maryland is a charming city located in Prince Georges County. Rich in history and community spirit, it is nestled just outside the bustling metropolitan area of Washington, D.C. The city's unique character is highlighted by its small-town feel and a diverse, welcoming population.

Location & geography

Mount Rainier is situated in the Prince Georges County region of Maryland, approximately 5 miles northeast of downtown Washington, D.C. The city has a total land area of 0.73 square miles, with no significant water areas contributing to its geographic footprint. Surrounded by cities like Hyattsville, Brentwood, University Park, and Takoma Park, Mount Rainier boasts a conveniently situated urban landscape.

Community & economy

This city is characterized by its vibrant community and strong neighborhood associations that foster a sense of belonging among residents. The local economy is supported by small businesses and diverse industries that provide essential services and products to the community. Daily life in Mount Rainier is enriched by local parks, community events, and a commitment to preserving the city's historical charm.

Transportation

Mount Rainier is accessible via several major highways, including U.S. Route 1, which connects to downtown Washington, D.C., and the surrounding areas. The nearest airport is Ronald Reagan Washington National Airport, located approximately 10 miles away, facilitating convenient air travel for residents. Public transit options are available through Maryland-National Capital Park and Planning Commission (M-NCPPC) bus services, providing connectivity to nearby communities.

History

Mount Rainier was founded in the early 1900s as a residential suburb of Washington, D.C., primarily developed to accommodate the growing urban population. Over the years, it has evolved into a vibrant community known for its cultural diversity and historic charm. Notable events include efforts to preserve the city's unique architecture and the establishment of local arts initiatives.

Did you know?

One surprising fact about Mount Rainier is that it has the largest concentration of Arts and Crafts-style houses in the region, which add to its historical significance. Additionally, the city has a strong commitment to environmental sustainability, hosting various community gardens and green initiatives.

ZIP codes for Mount Rainier, MD (1)

ZIP code	City	County	Map
20712	Mount Rainier	Prince Georges	View map

Demographics & statistics

9,630

Population

39.0

Median age

$64,674

Median household income

$37,702

Per capita income

$497,800

Median home value

$1,417

Median monthly rent

25.1%

Home ownership

7.2%

Poverty rate

6.2%

Unemployment

1,315

Housing units

34.9%

Bachelor's or higher

Age distribution

Male Female

305

Under 5

328

229

5–9

247

272

10–14

292

274

15–19

294

258

20–24

278

643

25–34

692

888

35–44

956

506

45–54

544

252

55–59

271

454

60–64

489

422

65–74

455

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,106	21.9%
18 and over	7,524	78.1%
65 and over	1,158	12.0%
Median age	39.0 years

Race & ethnicity

Black or African American 31.9%

Hispanic or Latino 25.6%

Other race 22.3%

White 14.9%

Two or more races 4.5%

Asian 0.9%

Group	Count	%
Black or African American	4,126	31.9%
Hispanic or Latino	3,308	25.6%
Other race	2,888	22.3%
White	1,924	14.9%
Two or more races	578	4.5%
Asian	114	0.9%

Household income

Under $10k 6.5%

$10k–$15k 1.7%

$15k–$25k 3.6%

$25k–$35k 8.1%

$35k–$50k 13.4%

$50k–$75k 28.4%

$75k–$100k 14.6%

$100k–$150k 12.9%

$150k–$200k 4.7%

$200k+ 6.0%

Range	% of households
Under $10k	6.5%
$10k–$15k	1.7%
$15k–$25k	3.6%
$25k–$35k	8.1%
$35k–$50k	13.4%
$50k–$75k	28.4%
$75k–$100k	14.6%
$100k–$150k	12.9%
$150k–$200k	4.7%
$200k+	6.0%
Median income	$64,674

Housing

Home values

$150k–$200k 3.3%

$200k–$300k 3.8%

$300k–$500k 43.4%

$500k–$1M 49.5%

Housing overview

Metric	Value
Median home value	$497,800
Median rent / month	$1,417
Owner occupied	25.1%
Renter occupied	74.9%
Vacant	3.6%
Single-family detached	27.8%
Large apartment buildings	5.8%
Mobile homes	0.0%
Median rooms	3.9
Avg household size (owned)	2.67

Year built

Era	%
2020 or later	0.0%
2010–2019	3.2%
2000–2009	3.6%
1990–1999	7.9%
1980–1989	5.4%
1970–1979	8.7%
1960–1969	5.6%
1950–1959	13.6%
1940–1949	19.0%
1939 or earlier	32.9%

Bedrooms

Size	% of units
No bedroom (studio)	10.1%
1 bedroom	30.9%
2 bedrooms	35.2%
3 bedrooms	13.4%
4 bedrooms	8.5%
5+ bedrooms	1.9%

Vehicles per household

Vehicles	% of households
No vehicle	22.6%
1 vehicle	52.1%
2 vehicles	17.7%
3 or more	7.7%

Heating fuel

Fuel type	%
Utility gas	44.2%
Electricity	53.9%
Propane / LP gas	1.0%
Fuel oil	0.5%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	1,645	36.1%
Cohabiting couple	210	4.6%
Male householder, no spouse	1,106	24.3%
Female householder, no spouse	1,595	35.0%
Households with children under 18	1,089	23.9%
Households with seniors (65+)	964	21.2%
Average household size	2.11

Marital status

Status	Male	Female
Never married	37.4%	42.7%
Married	45.8%	43.5%
Separated	2.4%	2.1%
Widowed	5.3%	3.8%
Divorced	9.1%	7.9%

Education

Less than 9th grade 11.7%

Some HS, no diploma 6.8%

HS graduate 24.5%

Some college, no degree 19.1%

Associate's degree 3.1%

Bachelor's degree 19.3%

Graduate / professional 15.6%

Metric	%
HS diploma or higher	81.6%
Bachelor's or higher	34.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	38	1.7%
Kindergarten	101	4.6%
Elementary school	877	40.0%
High school	564	25.7%
College / grad school	612	27.9%

Employment

Industry of employment

Education & healthcare 25.8%

Professional & management 12.3%

Retail trade 11.4%

Arts, food & hospitality 11.1%

Construction 10.5%

Public administration 10.1%

Finance & real estate 5.9%

Other services 5.7%

Transportation & utilities 3.6%

Information 3.0%

Agriculture & mining 0.4%

Wholesale trade 0.2%

Manufacturing 0.1%

Occupation

Category	%
Management, business & arts	41.2%
Service	23.6%
Sales & office	16.1%
Natural resources & construction	13.7%
Production & transportation	5.4%

Employment type

Type	%
Private sector	71.3%
Government	23.0%
Self-employed	5.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	53.4%
Carpool	5.0%
Public transit	22.0%
Walk	4.0%
Other means	2.9%
Avg commute (minutes)	32.6

Poverty

All people 7.2%

Under 18 years 5.5%

18 and over 7.7%

Married-couple families 0.8%

Female-led households 14.2%

Income support

Source	% of households
Social Security	20.1%
Retirement income	12.8%
Supplemental Security	1.9%
Cash public assistance	3.2%
Food stamps / SNAP	9.9%

Health indicators

Condition	%
High blood pressure	32.4%
High cholesterol	29.0%
Heart disease	3.8%
Stroke	2.6%
Asthma	9.9%
Arthritis	16.9%
Kidney disease	2.4%
Pulmonary disease	4.2%
Cancer	3.9%

Behavior / access	%
Binge drinking	13.2%
No physical activity	24.4%
Less than 7 hrs sleep	40.2%
Fair or poor health	14.4%
Poor mental health	14.4%
Poor physical health	8.3%
No health insurance	19.5%
Visited doctor (checkup)	73.6%
Visited dentist	54.7%
Cholesterol screening	90.4%
Teeth loss	11.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	296	4.0%

Disability	%
Any disability	9.0%
Under 18	3.8%
18–64 years	7.2%
65 and over	28.5%

Health insurance coverage

Type	%
Private insurance	53.9%
Public insurance	41.1%
Uninsured under 19	3.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	8,997	93.4%
Spanish	2,111	23.5%
Other Indo-European	1,888	21.0%
Asian & Pacific Islander	72	0.8%
Other languages	32	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,149	63.9%
Born in same state	5,905	61.3%
Born in different state	1,153	12.0%
Foreign born	244	2.5%
Naturalized citizen	3,481	36.1%
Not a US citizen	1,499	43.1%

Ancestry

Ancestry	Count	%
French	375	3.9%
Italian	250	2.6%
Arab	190	2%
Norwegian	139	1.4%

Ancestry	Count	%
Polish	76	0.8%
English	55	0.6%
Dutch	6	0.1%

Technology access

Metric	% of households
Computer access	47.3%
Internet access	96.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Mount Rainier, MD have?

Mount Rainier, MD has one ZIP code: 20712. Each ZIP code serves a distinct delivery area within the city and surrounding region.