01821 Zip Code

About 01821 Zip Code

ZIP Code: 01821
Latitude: 42.54999
Longitude: -71.25206
Population: 30,203
Density: 702.8
City: Billerica
State: Massachusetts
County: Middlesex County
All Counties: Middlesex
Time Zone: America/New_York

ZIP code 01821 covers the area of Billerica, Massachusetts in the United States. It is primarily associated with Middlesex County and lies in the America/New_York time zone.

ZIP Code 01821 Overview

ZIP code 01821 serves the community of Billerica, Massachusetts. Based on available data, this ZIP code has an estimated population of around 30,203 people and a population density of roughly 702.8 people per square kilometer.

The primary county linked to this ZIP code is Middlesex County. In some datasets, ZIP codes can overlap multiple counties. For ZIP code 01821, the extended county coverage is recorded as: Middlesex.

Location and Coordinates

The geographic center (approximate) of ZIP code 01821 is located near latitude 42.54999 and longitude -71.25206. This information is useful for mapping, distance calculations, and understanding how this ZIP fits within Massachusetts.

Time Zone

ZIP code 01821 falls under the America/New_York time zone. This can be important for scheduling, logistics, and travel planning.

Related ZIP Code Pages

Explore other related ZIP code resources on Burning Compass:

• All ZIP codes in Massachusetts
• All ZIP codes for the city of Billerica
• All ZIP codes in Middlesex County