In which county is ZIP code 21013 located?

ZIP 21013 is listed under Baltimore County, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21013: Baldwin, MD

ZIP: 21013

County: Baltimore County

Coordinates: 39.51940, -76.49270

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 21013 in Baldwin, MD. We include verified county details for Baltimore County plus key geographic references used for mapping and logistics.

Primary City	Baldwin
ZIP Code	21013
County	Baltimore County
State	MD
Latitude / Longitude	39.51940, -76.49270
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 21013 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 21013 are listed as 39.51940 / -76.49270, useful for GPS and service checks in and around Baldwin, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21013 for mail delivery and general location reference in Baltimore County, MD.

This ZIP may extend beyond the city core into nearby communities within Baltimore County.

Related ZIP Codes (Nearby)

Explore other postal codes near Baldwin within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21013?

The primary city for this ZIP code is Baldwin, located in MD.

In which county is 21013 located?

ZIP code 21013 is situated within Baltimore County, MD.

What are the coordinates for 21013?

The approximate center point is 39.51940 (Latitude) and -76.49270 (Longitude).

Is ZIP code 21013 active?

This page lists ZIP 21013 as Listed based on the latest refresh date shown above.

Does ZIP 21013 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08