Towson, Maryland ZIP Codes
- ZIP records
4 - Sum of listed ZIP population estimates
46,566 - Counties represented
1 - Population range
3–21,853 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 21286 | Towson | Baltimore | 21,853 |
| 2 | 21204 | Towson | Baltimore | 19,845 |
| 3 | 21252 | Towson | Baltimore | 4,865 |
| 4 | 21285 | Towson | Baltimore | 3 |
Counties represented
All ZIP Codes in Towson
- ZIP 21204 — Baltimore County
- ZIP 21252 — Baltimore County
- ZIP 21285 — Baltimore County
- ZIP 21286 — Baltimore County
Browse all ZIP data for Maryland
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.