Zip Code 21044
Columbia, Maryland — Howard County
📍 ZIP code 21044 is in Columbia, Howard County, Maryland.
ZIP code 21044 is located in Columbia, Howard County, Maryland. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 44,775. The area code for ZIP code 21044 is 301.
Quick Answer
Zip code 21044 is in Columbia, Maryland (Howard County). It has a population of 44,775, median household income of $132,924, and median home value of $541,100.
Population
44,775
Income
$132,924
Home Value
$541,100
Climate
89°F / 26°F
About Zip Code 21044
Zip code 21044 is located in Columbia, Maryland, within Howard County. Home to approximately 44,775 residents, this area sits at an elevation of 417 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 301.
The median household income is $132,924 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $541,100, and the cost of living index is 176 (76% above the national average of 100).
Summers average a high of 89°F while winters drop to 26°F. The area receives about 48 in of rain and 9 in of snow annually. The zip code covers 12 square miles of land area and 0.1 square miles of water.
Key Statistics
44,775
$132,924
$541,100
Eastern (EST/EDT)
301
417 ft
12 sq mi
39.9
19,776
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Compare With Nearby Zip Codes
| Metric | 21044 | 21045 | 21046 | 21029 | 20759 | 20723 |
|---|---|---|---|---|---|---|
| City | Columbia, MD | Columbia, MD | Columbia, MD | Clarksville, MD | Fulton, MD | Laurel, MD |
| Population | 44,775 | 40,866 | 15,433 | 13,783 | 6,758 | 36,319 |
| Median Income | $132,924 | $117,323 | $126,549 | $250,001 | $250,001 | $129,870 |
| Home Value | $541,100 | $438,500 | $469,000 | $904,700 | $888,200 | $508,000 |
| Cost of Living | 176 | 151 | 160 | 250 | 250 | 174 |
| Median Age | 39.9 | 38.4 | 37.5 | 43.2 | 39.3 | 37.2 |
Cost of Living
100 = National Average. Columbia's cost of living is 76% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.1x
Demographics
Zip code 21044 has a population of 44,775 people with a median age of 39.9. There are 19,776 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Columbia (21044) population trend from 2010 to 2024
↓ -34.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
26°F
48 in
9 in
Columbia experiences warm summers with average highs around 89°F. Winters are cool with lows averaging 26°F. The area receives about 9 in of snow per year.
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Housing & Economy
Median Home Value
$541,100
Median Household Income
$132,924
With 19,776 housing units across 12 square miles, 21044 has a housing density of 1,648 units per square mile. The home price-to-income ratio is 4.1x.
Location & Geography
Latitude
39.2053°
Longitude
-76.8787°
Land Area
12 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 21044 (Columbia, MD) with distances:
All Zip Codes in Columbia, MD
Other zip codes serving Columbia:
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 21044's $132,924. A way to compare Columbia 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 21044 (Columbia, 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 Columbia, Maryland?
Columbia, Maryland uses zip code 21044 along with 2 other zip codes.
What county is zip code 21044 in?
Zip code 21044 is located in Howard County, Maryland.
What is the population of zip code 21044?
The population of zip code 21044 is 44,775 with a median age of 39.9.
Is 21044 in Columbia, Maryland?
Yes, zip code 21044 is in Columbia, Howard County, Maryland. The area code is 301.
Frequently Asked Questions
What city is zip code 21044 in?
Zip code 21044 is in Columbia, Maryland. It is part of Howard County and uses the Eastern (EST/EDT) timezone.
What is zip code 21044?
Zip code 21044 is a U.S. postal code in Columbia, Maryland (Howard County). It has a population of 44,775 and covers 12 square miles.
What is the population of zip code 21044?
The population of zip code 21044 (Columbia, MD) is 44,775 with a median age of 39.9. There are approximately 19,776 housing units in this area.
What is the median income in zip code 21044?
The median household income in zip code 21044 (Columbia, MD) is $132,924 per year. The cost of living index is 176 (100 = national average).
What is the average home price in zip code 21044?
The median home value in zip code 21044 (Columbia, MD) is $541,100. The cost of living index is 176 compared to the national average of 100.
What county is zip code 21044 in?
Zip code 21044 is located in Howard County, Maryland. The primary city is Columbia.
What is the area code for zip code 21044?
Zip code 21044 in Columbia, MD uses area code 301. It is located in the Eastern (EST/EDT) timezone.
Is zip code 21044 a good place to live?
Zip code 21044 (Columbia, MD) has a cost of living index of 176 (100 = national average), a median household income of $132,924, and median home values of $541,100. The median age is 39.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 21044?
The cost of living index for zip code 21044 (Columbia, MD) is 176, where 100 represents the national average. This area is above the national average. Median home value: $541,100.
What schools serve zip code 21044?
Zip code 21044 in Columbia, Maryland is served by the local school district of Howard 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.