5 ZIP Code Tabulation Areas in Ellicott City, Maryland. The population-weighted median household income is about $152,534, the median home value about $605,955, and 74.5% of occupied homes are owner-occupied.
- 5
- ZIP codes
- 145.5K
- Population
- 54
- Data points
Ellicott City at a glance
- $152,534
- Median household income
- $605,955
- Median home value
- 41.9
- Median age
- 74.5%
- Owner-occupied
- 54,301
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 5 Ellicott City ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 21104 | Eldersburg | 6,052 | 97% | $191,804 |
| 2 | 21042 | Ellicott City | 43,327 | 84.7% | $190,061 |
| 3 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 |
| 4 | 21163 | Ellicott City | 7,539 | 85% | $134,672 |
| 5 | 21045 | Columbia | 40,034 | 68.3% | $118,563 |
Top 5 Ellicott City ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 |
| 2 | 21042 | Ellicott City | 43,327 | 84.7% | $190,061 |
| 3 | 21045 | Columbia | 40,034 | 68.3% | $118,563 |
| 4 | 21163 | Ellicott City | 7,539 | 85% | $134,672 |
| 5 | 21104 | Eldersburg | 6,052 | 97% | $191,804 |
Top 5 Ellicott City ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 21042 | Ellicott City | 43,327 | 84.7% | $190,061 | $2.4B |
| 2 | 21043 | Catonsville | 48,525 | 66.9% | $148,125 | $1.7B |
| 3 | 21045 | Columbia | 40,034 | 68.3% | $118,563 | $1.2B |
| 4 | 21104 | Eldersburg | 6,052 | 97% | $191,804 | $390.3M |
| 5 | 21163 | Ellicott City | 7,539 | 85% | $134,672 | $306.9M |
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: 21104 (Eldersburg) at 355 people/sq mi.
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