Zip Code 20774
Upper Marlboro, Maryland — Prince Georges County
📍 ZIP code 20774 is in Upper Marlboro, Prince Georges County, Maryland.
ZIP code 20774 is located in Upper Marlboro, Prince Georges County, Maryland. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 52,221. The area code for ZIP code 20774 is 301.
Quick Answer
Zip code 20774 is in Upper Marlboro, Maryland (Prince Georges County). It has a population of 52,221, median household income of $128,392, and median home value of $439,500.
Population
52,221
Income
$128,392
Home Value
$439,500
Climate
88°F / 25°F
About Zip Code 20774
Zip code 20774 is located in Upper Marlboro, Maryland, within Prince Georges County. Home to approximately 52,221 residents, this area sits at an elevation of 123 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 301.
The median household income is $128,392 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $439,500, and the cost of living index is 152 (52% above the national average of 100).
Summers average a high of 88°F while winters drop to 25°F. The area receives about 45 in of rain and 16 in of snow annually. The zip code covers 34.7 square miles of land area and 0.2 square miles of water.
Key Statistics
52,221
$128,392
$439,500
Eastern (EST/EDT)
301
123 ft
34.7 sq mi
41.9
21,747
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Compare With Nearby Zip Codes
| Metric | 20774 | 20721 | 20716 | 20747 | 20743 | 20772 |
|---|---|---|---|---|---|---|
| City | Upper Marlboro, MD | Bowie, MD | Bowie, MD | District Heights, MD | Capitol Heights, MD | Upper Marlboro, MD |
| Population | 52,221 | 30,342 | 22,739 | 37,924 | 39,439 | 52,768 |
| Median Income | $128,392 | $167,689 | $122,683 | $72,931 | $76,332 | $135,576 |
| Home Value | $439,500 | $561,500 | $405,900 | $325,400 | $317,100 | $443,500 |
| Cost of Living | 152 | 200 | 145 | 105 | 102 | 158 |
| Median Age | 41.9 | 48.1 | 43.2 | 39.8 | 38.9 | 42 |
Cost of Living
100 = National Average. Upper Marlboro's cost of living is 52% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
3.4x
Demographics
Zip code 20774 has a population of 52,221 people with a median age of 41.9. There are 21,747 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Upper Marlboro (20774) population trend from 2010 to 2024
↓ -24.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
88°F
25°F
45 in
16 in
Upper Marlboro experiences warm summers with average highs around 88°F. Winters are cool with lows averaging 25°F. The area receives about 16 in of snow per year.
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Housing & Economy
Median Home Value
$439,500
Median Household Income
$128,392
With 21,747 housing units across 34.7 square miles, 20774 has a housing density of 627 units per square mile. The home price-to-income ratio is 3.4x.
Location & Geography
Latitude
38.8745°
Longitude
-76.7742°
Land Area
34.7 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 20774 (Upper Marlboro, MD) with distances:
All Zip Codes in Upper Marlboro, MD
Other zip codes serving Upper Marlboro:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 20774's $128,392. A way to compare Upper Marlboro to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 20774 (Upper Marlboro, MD). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Upper Marlboro, Maryland?
Upper Marlboro, Maryland uses zip code 20774 along with 1 other zip codes.
What county is zip code 20774 in?
Zip code 20774 is located in Prince Georges County, Maryland.
What is the population of zip code 20774?
The population of zip code 20774 is 52,221 with a median age of 41.9.
Is 20774 in Upper Marlboro, Maryland?
Yes, zip code 20774 is in Upper Marlboro, Prince Georges County, Maryland. The area code is 301.
Frequently Asked Questions
What city is zip code 20774 in?
Zip code 20774 is in Upper Marlboro, Maryland. It is part of Prince Georges County and uses the Eastern (EST/EDT) timezone.
What is zip code 20774?
Zip code 20774 is a U.S. postal code in Upper Marlboro, Maryland (Prince Georges County). It has a population of 52,221 and covers 34.7 square miles.
What is the population of zip code 20774?
The population of zip code 20774 (Upper Marlboro, MD) is 52,221 with a median age of 41.9. There are approximately 21,747 housing units in this area.
What is the median income in zip code 20774?
The median household income in zip code 20774 (Upper Marlboro, MD) is $128,392 per year. The cost of living index is 152 (100 = national average).
What is the average home price in zip code 20774?
The median home value in zip code 20774 (Upper Marlboro, MD) is $439,500. The cost of living index is 152 compared to the national average of 100.
What county is zip code 20774 in?
Zip code 20774 is located in Prince Georges County, Maryland. The primary city is Upper Marlboro.
What is the area code for zip code 20774?
Zip code 20774 in Upper Marlboro, MD uses area code 301. It is located in the Eastern (EST/EDT) timezone.
Is zip code 20774 a good place to live?
Zip code 20774 (Upper Marlboro, MD) has a cost of living index of 152 (100 = national average), a median household income of $128,392, and median home values of $439,500. The median age is 41.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 20774?
The cost of living index for zip code 20774 (Upper Marlboro, MD) is 152, where 100 represents the national average. This area is above the national average. Median home value: $439,500.
What schools serve zip code 20774?
Zip code 20774 in Upper Marlboro, Maryland is served by the local school district of Prince Georges County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.