ZIP Code 20774 - Upper Marlboro Maryland

ZIP Code 20774 is located in Upper Marlboro Maryland. Portions of 20774 are also in Brown Station and Queen Anne (Prince Georges County) and Brock Hall and Kettering and Springdale. 20774 is entirely within Prince Georges County. Regionally, it is located in Metro DC.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 20774 Quick Stats

ZIP Code NameUpper Marlboro
Primary CountyPrince Georges County
ZIP Code TypeStandard
Population (2022)51,010
Area Code(s)240 / 301
Current Time

ZIP Code 20774 Map

20774 Demographics

20774 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Maryland based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 20774 is African American. The majority race/ethnicity attending public schools in 20774 is African American. The current unemployment level in 20774 is 3.1%.

Population Growth Rate9.58%
Population Density1,453 People per Square Mile
Total Households15,726
Percentage High Income Households8.0%
Median Household Income (2021)$111,934
Average Adjusted Gross Income (2020)$77,980
Current Unemployment Rate (April 2024)3.1%
Majority Race/EthnictyAfrican American - 88.32%
Public School Majority Race/EthnictyAfrican American - 85.67%

20774 Race/Ethnicty Breakdown

Native American540.11%
Hawaiian/Pac. Islander00%

20774 Public School Race/Ethnicty Breakdown

Native American160.24%
Hawaiian/Pac. Islander90.13%

20774 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,8306.55%
Bachelor Degree6,84224.47%
High School Diploma5,98821.42%
No High School Diploma3161.13%
GED or Alternate5081.82%
1 or More Years of College5,36919.21%
Associates Degree2,1717.77%
Masters Degree3,96714.19%
Professional Degree6682.39%
Doctorate Degree2971.06%

20774 Geography

Adjacent ZIP Codes
Cities/Towns in 20774
RegionMetro DC
Metropolitan/Micropolitan Stat AreaWashington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area35 Square Miles

20774 Politics

US Congressional Districts in 20774
Maryland State Senate Districts in 20774
Maryland State House of Delegates Districts in 20774

20774 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion65n - Chesapeake Rolling Coastal Plain

20774 Annual Climate Data

Avg Min Temp (°F)24263342526166645744362844
Avg Max Temp (°F)43465666758387867968584766
Avg Precip (In.)3.482.783.873.314.363.784.133.924.063.63.333.2543.87

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