Welcome to Chelmsford ...
Chelmsford is located in Middlesex County<1>.
Chelmsford was settled in 1633 and was incorporated in 1655.
From the Census Estimates for 2019, Chelmsford has a population of 35,391 people<2> (see below for details).
Chelmsford is 240 feet [73 m] above sea level.<3>.
Time Zone: Chelmsford lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time
Telephone area codes for Chelmsford: (978) and (351)<4>
The ZIP code for Chelmsford: 01824<5>
Websites for Chelmsford ...
Chamber of Commerce: www.chelmsfordbusiness.org/
Although we don't have any websites that are specific to Chelmsford, the following might be of interest:
Population Details ...
Taken from the 2019 Census Estimates, Chelmsford had an population of 35,391 people. This is an increase of 4.7% since the 2010 Census (or an increase of 4.53% since the 2000 Census).
At the time of the 2010 Census, Chelmsford had a population of 33,802 people. This makes Chelmsford the county's 14th most populous community.
The population of Chelmsford represents 0.52% of the total population of Massachusetts (which has 6,547,629 people), making it the state's 47th most populous community.
With a 2010 count of 33,802 people, the population of Chelmsford has remained roughly the same as the 2000 Census (with a count of 33,858 people).
More information can be found on the Census Page for Chelmsford.
Communities Also Named Chelmsford ...
Using our Gazetteer, we found that there are 2 communities that are also named Chelmsford - they are located in New Brunswick and Ontario.
For more information, see our Tidbits & Trivia Page for Chelmsford.
Communities near Chelmsford ...
We have created a list of 10 communities that are near Chelmsford.
- Nashua
(12 miles [19.3 km] to the northwest)- Jump to our Gazetteer entry for Nashua
- Nashua is located in Hillsborough County (NH)
- Population from the 2020 Census: 89,167 people
- Jump to TripAdvisor's Tourism page for Nashua <6>
- Newton
(19 miles [30.6 km] to the southeast)- Jump to our Gazetteer entry for Newton
- Newton is located in Middlesex County
- Population from the 2020 Census: 87,803 people
- Lawrence
(12 miles [19.3 km] to the northeast)- Jump to our Gazetteer entry for Lawrence
- Lawrence is located in Essex County
- Population from the 2020 Census: 80,007 people
- Haverhill
(19 miles [30.6 km] to the northeast)- Jump to our Gazetteer entry for Haverhill
- Haverhill is located in Essex County
- Population from the 2020 Census: 64,098 people
- Waltham
(16 miles [25.7 km] to the southeast)- Jump to our Gazetteer entry for Waltham
- Waltham is located in Middlesex County
- Population from the 2020 Census: 62,069 people
- Medford
(18 miles [29 km] to the southeast)- Jump to our Gazetteer entry for Medford
- Medford is located in Middlesex County
- Population from the 2020 Census: 60,847 people
- Malden
(19 miles [30.6 km] to the southeast)- Jump to our Gazetteer entry for Malden
- Malden is located in Middlesex County
- Population from the 2020 Census: 59,922 people
- Methuen
(13 miles [20.9 km] to the northeast) - Arlington
(16 miles [25.7 km] to the southeast)- Jump to our Gazetteer entry for Arlington
- Arlington is located in Middlesex County
- Population from the 2020 Census: 45,169 people
- Woburn
(13 miles [20.9 km] to the southeast)- Jump to our Gazetteer entry for Woburn
- Woburn is located in Middlesex County
- Population from the 2020 Census: 40,135 people
To Help With Your Genealogy Research ...
We have a couple of sections for those tracing their genealogy.
We created a list of cemeteries that are in the area around Chelmsford. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Chelmsford.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Chelmsford. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Chelmsford.
We also have a detailed list of newspapers that have been published in the area around Chelmsford. See our Newspapers Page for Chelmsford.
TripAdvisor Tourism Pages for Chelmsford ...
Looking for more information about Chelmsford? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.
While we are unaware of a Tourism page that is specific to Chelmsford, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Chelmsford.
Adding Chelmsford to Our Gazetteer ...
We originally found mention of Chelmsford in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.
From our notes, the earliest published mention we've found for Chelmsford was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<8>
From that list, the Chelmsford post office opened in 1797.
We also found Chelmsford in the book titled U.S. Post Offices (1803).
For more details, see References and Mentions for Chelmsford.
Off-the-Road Links ...
Unfortunately, we don't know of a website for Chelmsford. If you can help, please contact us through our Feedback Page.
The official website for State of Massachusetts: https://www.mass.gov/
Footnotes ...
| <1> | If you're interested in how the shape of Massachusetts' counties, including Middlesex, have changed over time, we recommend the Atlas of Historical County Boundaries. |
| <2> | Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Chelmsford. |
| <3> | The elevation is an estimate for the area around Chelmsford - it will be higher in some places and lower in others. |
| <4> | Area code (351) is an overlay for area code (978). |
| <5> | ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a community (such as Chelmsford). When looking for a ZIP Code, whether Chelmsford or elsewhere, it's always best to check the website of the United States Postal Service (USPS). |
| <6> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
| <7> | The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required. |
| <8> | A copy of their list with background information can be found at: https://cblevins.github.io/us-post-offices/data-biography/ |