In which county is ZIP code 02454 located?

ZIP 02454 is listed under Middlesex County, MA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 02454: Waltham, MA

ZIP: 02454

County: Middlesex County

Coordinates: 42.35670, -71.25050

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 02454, serving Waltham in MA. It lies in Middlesex County and supports delivery, planning, and address verification.

Primary City	Waltham
ZIP Code	02454
County	Middlesex County
State	MA
Latitude / Longitude	42.35670, -71.25050
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 02454 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 02454 are listed as 42.35670 / -71.25050, useful for GPS and service checks in and around Waltham, MA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 02454 for mail delivery and general location reference in Middlesex County, MA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Waltham within MA.

Frequently Asked Questions

What is the primary city for ZIP code 02454?

The primary city for this ZIP code is Waltham, located in MA.

In which county is 02454 located?

ZIP code 02454 is situated within Middlesex County, MA.

What are the coordinates for 02454?

The approximate center point is 42.35670 (Latitude) and -71.25050 (Longitude).

Is ZIP code 02454 active?

This page lists ZIP 02454 as Listed based on the latest refresh date shown above.

Does ZIP 02454 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