According to the United States Census Bureau, Chelmsford is a Town that is located in Middlesex County, Massachusetts at 42.60 degrees North and 71.37 degrees West.
The town's time zone is America/New York, and the town's primary telephone area code is 351.
The land area of Chelmsford is about 22.37 square miles, whereas the water area of the town is about 0.71 square miles.
Middlesex County's land area is about 818 square miles, so the town occupies about 2.7 percent of the county's total land area.
Current Weather Conditions in Chelmsford, Massachusetts
The Census Bureau estimates that Chelmsford had about 35,126 residents in 2019, which is approximately 1,570 people per square mile of land area.
According to recent American Community Survey data, the median household income in Chelmsford was about $116,111 per year.
The Massachusetts counties map at upper right shows Middlesex County, highlighted in red.
Use the menu below to display interactive maps of Chelmsford, either in a frame on this page or in full-screen mode.
Use the menu below to display categorized Chelmsford directories.
|Chelmsford Products and Services Directory|
Selected Chelmsford, Massachusetts Listings
These randomly selected Chelmsford listings provide some insight into the town's cultural environment and economic climate.
Adelstein Stephen Od
Alpine Insurance Inc
- Contact Lenses
Central Cooperative Nursery School
Chelmsford Telemedia School
- Elementary & Secondary Education
- Elementary Schools
- Preschools & Kindergartens
- Private Schools
Community Tree Service Inc
- Ornamental Shrub & Tree Services
- Auto Electrical System Service & Repair
- Auto Radiator Repair & Rebuilding
Hands ON Technology Transfer INC
- Cultural Attractions, Events & Facilities
- Tourist Information & Attractions
- Adult & Continuing Education
- Computer Training
- Concrete Contractors
- Masonry Contractors
New England Medical Insurance Agency LLC
Paul Center for Learning & REC
- Management Consultants
- Employee Benefit Plans Consulting Services
Professional Family Dentistry
- Charitable & Nonprofit Organizations
- Business & Professional Associations & Organizations
- Community & Civic Organizations
- Private Schools
Red Wagon Landscaping
- Landscape Services
- Landscape Designers & Consultants
- Cell Phone Equipment & Supplies
- Floors & Flooring Installation
- Wood & Laminate Flooring
- Floor Installation & Refinishing Commercial & Industrial
- Wood Floor Refinishing & Resurfacing
Nearby Massachusetts Cities and Towns *
- Acton (7) - Acton, Massachusetts demographics and maps.
- Billerica (5) - Billerica, Massachusetts demographics and maps.
- Burlington (11) - Burlington, Massachusetts demographics and directory.
- Concord (10) - Concord, Massachusetts demographics and directory.
- Lowell (12) - Lowell, Massachusetts demographics and directory.
- Tewksbury (5) - Tewksbury, Massachusetts demographics and maps.
- Westford (3) - Westford, Massachusetts information and maps.
Large and Mid-size Cities in Nearby States
* Parenthesized numbers indicate economic activity levels.
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