Columbia, MD · standard
ZIP Code 21044
Howard County, Maryland - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 41,704
- 1,342/sq mi High-density area
- $135,057
- Median income Above-median income area
- $566,500
- Median home value Above-median home value
- 67.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Columbia pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 6%
- household income, US ZIPs
- Top 10%
- home value, US ZIPs
- 1,342
- people per sq mi
- 60%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 21044 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 21044 (Columbia, MD) rose +8.5% from 2023 to 2024. The all-transactions index moved from 252.2 in 2023 to 273.6 in 2024 (2000 = 100).
ZIP code 21044 is a densely settled ZIP (a standard USPS delivery area) in Columbia, Howard County, Maryland, with 41,704 residents across 31.1 square miles, a density of 1,342 people per square mile, in the New York time zone.
ZIP 21044 skews affluent, with a median household income of $135,057 (18% above the average Maryland ZIP), while per-capita income is $68,805. Both reported hardship measures are comparatively low in absolute terms: poverty is 7.0% and unemployment is 3.9%. Housing is both higher-cost and owner-heavy: median home value is $566,500 (27% above the average Maryland ZIP), while 60.3% of occupied homes are owner-occupied and median rent is $2,166.
This is a highly-educated ZIP: 67.9% of adults hold a bachelor's degree or higher, the median age is 40, and the average commute is 29 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Howard County, so 21044 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 21044
Top 5 sectors by establishment count in Columbia, MD
Which industries have the most business establishments in ZIP 21044.
- Professional, scientific, and technical services
Professional, scientific, and technical services
257 establishments
- Health care and social assistance
Health care and social assistance
212 establishments
- Retail trade
Retail trade
163 establishments
- Accommodation and food services 101
Accommodation and food services
101 establishments
- Finance and insurance 89
Finance and insurance
89 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 21044, Columbia, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
41,704
Population
31.1
Area (sq mi)
1,342
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 21044?
40.0
Median Age
48.1%
Male
51.9%
Female
20.5%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$135,057
Median Household Income
+18% vs state ZIP avg
$68,805
Per Capita Income
7.0%
Poverty Rate
3.9%
Unemployment Rate
29.2 min
Mean Commute Time
How ZIP 21044 ranks nationally
Columbia, MD household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$135,057 Top 6% higher than 94% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
19,811housing units
19,811
Total Housing Units
18,293
Occupied Units
1,518
Vacant Units
2.39
Avg Household Size
Occupancy Type
$566,500
Median Home Value
+27% vs state ZIP avg
$2,166
Median Rent
1985
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.5%
YoY Change (2024)
274
HPI Index (2000 = 100)
+174%
Total Change Since 2000
Home values in ZIP 21044 have increased 8.5% over the past year (2024). Since 2000, this ZIP has seen +174% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.9% | 201 |
| 2021 | +6.3% | 214 |
| 2022 | +13.5% | 242 |
| 2023 | +4.0% | 252 |
| 2024 | +8.5% | 274 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 1,181 business establishments in ZIP 21044, employing approximately 24,225 people with a combined annual payroll of $2,219,166,000.
1,181
Businesses
24,225
Employees
$2.2B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 257 | 21.8% |
| Health care and social assistance | 212 | 17.9% |
| Retail trade | 163 | 13.8% |
| Accommodation and food services | 101 | 8.6% |
| Finance and insurance | 89 | 7.5% |
| Other services (except public administration) | 86 | 7.3% |
| Real estate and rental and leasing | 55 | 4.7% |
| Construction | 49 | 4.2% |
| Administrative and support and waste management and remediation services | 45 | 3.8% |
| Educational services | 28 | 2.4% |
| Wholesale trade | 22 | 1.9% |
| Arts, entertainment, and recreation | 20 | 1.7% |
| Transportation and warehousing | 19 | 1.6% |
| Information | 19 | 1.6% |
| Management of companies and enterprises | 10 | 0.8% |
| Manufacturing | 4 | 0.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 21044 vs 21045 →
ZIP 21044 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 21043
Ellicott City (21043)
42,246 residents
- 21044
Columbia (21044)
41,704 residents
- 21045
Columbia (21045)
38,288 residents
- 21042
Ellicott City (21042)
38,076 residents
- 20707
Laurel (20707)
31,538 residents
- 20723
Laurel (20723)
28,972 residents
- 21075
Elkridge (21075)
26,344 residents
- 21046 15,080
Columbia (21046)
15,080 residents
- 21029 11,333
Clarksville (21029)
11,333 residents
What this shows Among its immediate neighbors, ZIP 21044 ranks #2 by population - useful context the national average alone can't give.
ZIP 21044 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20759
Fulton (20759)
$250,000 median income
- 21029
Clarksville (21029)
$243,542 median income
- 20777
Highland (20777)
$226,146 median income
- 21042
Ellicott City (21042)
$190,061 median income
- 21043
Ellicott City (21043)
$148,125 median income
- 20723
Laurel (20723)
$138,113 median income
- 21075
Elkridge (21075)
$135,303 median income
- 21044
Columbia (21044)
$135,057 median income
- 21046
Columbia (21046)
$127,813 median income
What this shows By household income, ZIP 21044 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 21045 | Columbia, MD | 38,288 | 3.0 mi |
| 21042 | Ellicott City, MD | 38,076 | 4.2 mi |
| 21029 | Clarksville, MD | 11,333 | 3.7 mi |
| 21046 | Columbia, MD | 15,080 | 3.4 mi |
| 20723 | Laurel, MD | 28,972 | 5.2 mi |
| 20759 | Fulton, MD | 3,355 | 4.5 mi |
| 20707 | Laurel, MD | 31,538 | 7.8 mi |
| 20777 | Highland, MD | 3,314 | 5.1 mi |
| 21043 | Ellicott City, MD | 42,246 | 5.6 mi |
| 21075 | Elkridge, MD | 26,344 | 7.1 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 21044, both outside MD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (41,704 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Howard County
Related Areas
Frequently Asked Questions
What county is ZIP code 21044 in?
ZIP code 21044 (Columbia) is located in Howard County, Maryland. Howard County contains multiple ZIP codes, see the full list at /counties/howard-md.
What is the population of ZIP code 21044?
ZIP code 21044 in Columbia, MD has a population of 41,704 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 21044?
The median household income in ZIP 21044 is $135,057, which is 77% above the national average of $76,288.
What is the average home value in ZIP 21044?
The median home value in ZIP 21044 is $566,500, which is 104% above the national average of $278,155.
What is the demographic makeup of ZIP 21044?
The largest racial group in ZIP 21044 is White at 44.7%. Hispanic or Latino residents make up 10.2% of the population.
How many businesses are in ZIP code 21044?
ZIP code 21044 has 1,181 business establishments employing approximately 24,225 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 21044?
The top industries by establishment count in ZIP 21044 are: Professional, scientific, and technical services (257), Health care and social assistance (212), Retail trade (163). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 21044?
According to the FHFA House Price Index, home values in ZIP 21044 increased by 8.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 174%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 21044?
In ZIP code 21044, 77.7% of residents aged 25+ have a high school diploma or higher, and 67.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 21044?
The mean commute time for workers in ZIP code 21044 is 29.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 21044?
In ZIP code 21044, approximately 60.3% of occupied housing units are owner-occupied and 39.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 21044?
The poverty rate in ZIP code 21044 is 7.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 21044's numbers, next.
- See how ZIP 21044 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Columbia, MD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.