ZIP Code 21204
Towson, Maryland
ZIP Code Information
ZIP code 21204 is a five-digit postal code used by the United States Postal Service for addresses in Towson, Maryland. The ZIP lies within Baltimore County. Clocks here follow the America/New_York time zone (UTC-4).
About 20,562 people live in this ZIP code, and the median household income is roughly $75,840 a year. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.
What you can do with ZIP code 21204
- Write a mailing address: Towson, MD 21204. The ZIP goes last, after the state abbreviation.
- Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
- Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
- Compare the ZIP with neighbouring codes to see how population and income shift block by block.
Location Map
Full mapNearby ZIP Codes
Radius search| ZIP Code | City | Distance | |
|---|---|---|---|
| 21252 | Towson | 0.7 km | Distance |
| 21285 | Towson | 0.7 km | Distance |
| 21284 | Towson | 0.7 km | Distance |
| 21286 | Towson | 2.5 km | Distance |
| 21251 | Baltimore | 3.7 km | Distance |
| 21094 | Lutherville Timonium | 3.7 km | Distance |
| 21139 | Riderwood | 3.9 km | Distance |
| 21212 | Baltimore | 5 km | Distance |
| 21093 | Lutherville Timonium | 5.2 km | Distance |
| 21239 | Baltimore | 5.3 km | Distance |
Nearby Cities
Frequently Asked Questions
ZIP code 21204 is located in Towson, Maryland.
ZIP code 21204 is in Baltimore county, Maryland.
ZIP code 21204 is in the America/New_York timezone.