Zip Code 21144
Severn, Maryland — Anne Arundel County
📍 ZIP code 21144 is in Severn, Anne Arundel County, Maryland.
ZIP code 21144 is located in Severn, Anne Arundel County, Maryland. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 37,372. The area code for ZIP code 21144 is 410.
Quick Answer
Zip code 21144 is in Severn, Maryland (Anne Arundel County). It has a population of 37,372, median household income of $132,820, and median home value of $468,400.
Population
37,372
Income
$132,820
Home Value
$468,400
Climate
89°F / 25°F
About Zip Code 21144
Zip code 21144 is located in Severn, Maryland, within Anne Arundel County. Home to approximately 37,372 residents, this area sits at an elevation of 120 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 410.
The median household income is $132,820 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $468,400, and the cost of living index is 163 (63% above the national average of 100).
Summers average a high of 89°F while winters drop to 25°F. The area receives about 45 in of rain and 19 in of snow annually. The zip code covers 16 square miles of land area.
Key Statistics
37,372
$132,820
$468,400
Eastern (EST/EDT)
410
120 ft
16 sq mi
37.1
13,456
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Compare With Nearby Zip Codes
| Metric | 21144 | 21077 | 21108 | 21061 | 20755 | 21076 |
|---|---|---|---|---|---|---|
| City | Severn, MD | Elkridge, MD | Millersville, MD | Glen Burnie, MD | Fort George G Meade, MD | Elkridge, MD |
| Population | 37,372 | 137 | 17,894 | 56,453 | 10,477 | 23,642 |
| Median Income | $132,820 | $180,167 | $146,556 | $86,081 | $102,886 | $143,409 |
| Home Value | $468,400 | $425,000 | $543,200 | $326,000 | $0 | $492,100 |
| Cost of Living | 163 | 183 | 189 | 108 | 110 | 175 |
| Median Age | 37.1 | 40.3 | 41.5 | 36.1 | 27.2 | 37.1 |
Cost of Living
100 = National Average. Severn's cost of living is 63% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
3.5x
Demographics
Zip code 21144 has a population of 37,372 people with a median age of 37.1. There are 13,456 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Severn (21144) population trend from 2010 to 2024
↓ -10.6%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
25°F
45 in
19 in
Severn experiences warm summers with average highs around 89°F. Winters are cool with lows averaging 25°F. The area receives about 19 in of snow per year.
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Housing & Economy
Median Home Value
$468,400
Median Household Income
$132,820
With 13,456 housing units across 16 square miles, 21144 has a housing density of 841 units per square mile. The home price-to-income ratio is 3.5x.
Location & Geography
Latitude
39.1209°
Longitude
-76.6773°
Land Area
16 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 21144 (Severn, MD) with distances:
Related Cities in Maryland
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 21144's $132,820. A way to compare Severn 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 21144 (Severn, 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 Severn, Maryland?
Severn, Maryland uses zip code 21144.
What county is zip code 21144 in?
Zip code 21144 is located in Anne Arundel County, Maryland.
What is the population of zip code 21144?
The population of zip code 21144 is 37,372 with a median age of 37.1.
Is 21144 in Severn, Maryland?
Yes, zip code 21144 is in Severn, Anne Arundel County, Maryland. The area code is 410.
Frequently Asked Questions
What city is zip code 21144 in?
Zip code 21144 is in Severn, Maryland. It is part of Anne Arundel County and uses the Eastern (EST/EDT) timezone.
What is zip code 21144?
Zip code 21144 is a U.S. postal code in Severn, Maryland (Anne Arundel County). It has a population of 37,372 and covers 16 square miles.
What is the population of zip code 21144?
The population of zip code 21144 (Severn, MD) is 37,372 with a median age of 37.1. There are approximately 13,456 housing units in this area.
What is the median income in zip code 21144?
The median household income in zip code 21144 (Severn, MD) is $132,820 per year. The cost of living index is 163 (100 = national average).
What is the average home price in zip code 21144?
The median home value in zip code 21144 (Severn, MD) is $468,400. The cost of living index is 163 compared to the national average of 100.
What county is zip code 21144 in?
Zip code 21144 is located in Anne Arundel County, Maryland. The primary city is Severn.
What is the area code for zip code 21144?
Zip code 21144 in Severn, MD uses area code 410. It is located in the Eastern (EST/EDT) timezone.
Is zip code 21144 a good place to live?
Zip code 21144 (Severn, MD) has a cost of living index of 163 (100 = national average), a median household income of $132,820, and median home values of $468,400. The median age is 37.1. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 21144?
The cost of living index for zip code 21144 (Severn, MD) is 163, where 100 represents the national average. This area is above the national average. Median home value: $468,400.
What schools serve zip code 21144?
Zip code 21144 in Severn, Maryland is served by the local school district of Anne Arundel 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.