In which county is ZIP code 21075 located?

ZIP 21075 is listed under Howard, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21075: Elkridge, MD

ZIP: 21075

County: Howard

Coordinates: 39.20580, -76.75310

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 21075, serving Elkridge in MD. It lies in Howard and supports delivery, planning, and address verification.

Primary City	Elkridge
ZIP Code	21075
County	Howard
State	MD
Latitude / Longitude	39.20580, -76.75310
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 21075 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 21075 is commonly represented around 39.20580, -76.75310. These coordinates help identify the general area within Howard, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21075 for mail delivery and general location reference in Howard, MD.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Elkridge.

Related ZIP Codes (Nearby)

Explore other postal codes near Elkridge within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21075?

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

In which county is 21075 located?

ZIP code 21075 is situated within Howard, MD.

What are the coordinates for 21075?

The approximate center point is 39.20580 (Latitude) and -76.75310 (Longitude).

Is ZIP code 21075 active?

This page lists ZIP 21075 as Listed based on the latest refresh date shown above.

Does ZIP 21075 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