6 ZIP Code Tabulation Areas in Columbia, Maryland. The population-weighted median household income is about $140,074, the median home value about $556,100, and 66.4% of occupied homes are owner-occupied.
- 6
- ZIP codes
- 199.3K
- Population
- 54
- Data points
Columbia at a glance
- $140,074
- Median household income
- $556,100
- Median home value
- 38.8
- Median age
- 66.4%
- Owner-occupied
- 77,673
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 5 Columbia ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 21029 | Columbia | 13,607 | 93.6% | $243,542 |
| 2 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 |
| 3 | 21075 | Columbia | 37,363 | 64.1% | $135,303 |
| 4 | 21044 | Columbia | 44,114 | 60.3% | $135,057 |
| 5 | 21046 | Columbia | 15,608 | 65.1% | $127,813 |
Top 5 Columbia ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 |
| 2 | 21044 | Columbia | 44,114 | 60.3% | $135,057 |
| 3 | 21045 | Columbia | 40,034 | 68.3% | $118,563 |
| 4 | 21075 | Columbia | 37,363 | 64.1% | $135,303 |
| 5 | 21046 | Columbia | 15,608 | 65.1% | $127,813 |
Top 5 Columbia ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 | $1.7B |
| 2 | 21044 | Columbia | 44,114 | 60.3% | $135,057 | $1.5B |
| 3 | 21045 | Columbia | 40,034 | 68.3% | $118,563 | $1.2B |
| 4 | 21075 | Columbia | 37,363 | 64.1% | $135,303 | $1.1B |
| 5 | 21029 | Columbia | 13,607 | 93.6% | $243,542 | $925M |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 21045 (Columbia) at 4,128 people/sq mi. Least dense: 21029 (Columbia) at 804 people/sq mi.
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