Chelmsford center
50 Billerica Rd, Chelmsford, MA 01824
Chelmsford is a town in Middlesex County, about 25 miles northwest of Boston and adjoining Lowell. It was settled in 1652 by colonists from Woburn and Concord and incorporated in May 1655. The town sits at the intersection of Interstate 495 and U.S. Route 3, and is bordered by the Merrimack River to the northeast and the Concord River at its easternmost edge.
Chelmsford center uses 01824, and North Chelmsford has its own ZIP code, 01863.
| Area | Zip code | Where it is |
|---|---|---|
| Chelmsford center | 01824 | The town's historic center, including the Chelmsford Center Historic District along Billerica Road, where Town Offices are located. |
| North Chelmsford | 01863 | A village section in the northern part of town with its own ZIP code. |
| South Chelmsford, West Chelmsford and East Chelmsford | Additional named sections of town, along with an area known as the Westlands. |
Start with Bruce Freeman Rail Trail and Barrett-Byam Homestead, then 3 more below.
A paved rail trail running 6.8 miles through Chelmsford, including the Central Square area, used for walking and biking.
Central Square, Chelmsford, MA
A 1663 homestead that is home to the Chelmsford Historical Society, reflecting the town's colonial-era roots.
Chelmsford, MA
A 1691 garrison house now operated as a museum, tied to the town's early defensive history.
Chelmsford, MA
An 1798 house that is one of Chelmsford's preserved historic buildings.
Chelmsford, MA
A historic church building in Chelmsford center, a visible landmark in the town's historic district.
Chelmsford, MA
Chelmsford was settled in 1652 by colonists from Woburn and Concord and was incorporated by an act of the Massachusetts General Court in May 1655.
Chelmsford militia took part in the Battle of Lexington and Concord and the Battle of Bunker Hill during the American Revolution.
Ralph Waldo Emerson briefly opened a school in Chelmsford in 1825.
The Bruce Freeman Rail Trail is Chelmsford's main dedicated recreation corridor, and the Merrimack and Concord rivers border the town.
Chelmsford center has sidewalks around Town Offices, the historic district and nearby shops, and the Bruce Freeman Rail Trail adds a car-free route through Central Square, but most of the town, including the area around the I-495/Route 3 interchange, is built around driving.
50 Billerica Rd, Chelmsford, MA 01824
Approximate, without traffic.
LRTA bus routes 15, 16 and 17 connect Chelmsford to the MBTA Commuter Rail Lowell Line station in Lowell. Chelmsford has no commuter rail station of its own.
Chelmsford's FY2026 residential tax rate is $13.27 per $1,000 of assessed value. Commercial, industrial and personal property pay $15.64. Massachusetts assesses homes at full value, so each $100,000 of assessed value costs about $1,327 a year. The average single-family tax bill was $9,219, on an average assessed value of $694,695.
$13.27per $1,000, residential
Source: Massachusetts Division of Local Services, Tax Rates by Class and Average Single Family Tax Bill.
| Fiscal year | Residential rate |
|---|---|
| FY2022 | $15.77 |
| FY2023 | $14.37 |
| FY2024 | $13.62 |
| FY2025 | $13.90 |
| FY2026 | $13.27 |
What we check on a Chelmsford purchase: MassHousing limits, the flood map, the smoke certificate, smoke & co certificate.
MassHousing sets its own income and price limits for Middlesex County. We check them with you before you shop.
MassHousing home loansThe Merrimack River borders Chelmsford to the northeast and the Concord River runs along its eastern edge, putting nearby low-lying parcels in FEMA-mapped flood zones. We check FEMA's map before you offer.
FEMA's flood map for ChelmsfordMassachusetts requires the seller to get a smoke and carbon monoxide certificate from the Chelmsford Fire Department before the sale closes. Call 978-250-5267 to schedule.
Chelmsford Fire Department pageSellers in Massachusetts need a smoke detector and carbon monoxide alarm compliance certificate from the local fire department before a home sale can close. Chelmsford's Fire Department handles the required inspection.
All loans are subject to credit approval, underwriting, and property and program requirements. MassHousing limits and eligibility are set by MassHousing and change from time to time.
We're licensed in Massachusetts. Send us a Chelmsford address and we'll run the numbers, taxes included.
Who to call in Chelmsford: National Grid for power.
9 Alpha Rd, Chelmsford, MA 01824
Chelmsford Town Offices is at 50 Billerica Rd, Chelmsford, MA 01824. Hours: Mon 8:30am-4pm, Tue 8:30am-7pm, Wed-Thu 8:30am-4pm, Fri 8:30am-1pm. Main line: 978-250-5200.
Chelmsford's FY2026 residential tax rate is $13.27 per $1,000 of assessed value. Commercial, industrial and personal property pay $15.64. Massachusetts fiscal years run July 1 to June 30.
Massachusetts taxes homes on their full assessed value. If a home is assessed at $400,000, that's about $5,308 a year at $13.27 per $1,000. The bill uses the assessor's value, not the sale price.
Yes. Homes pay $13.27 per $1,000 and commercial, industrial and personal property pay $15.64.
The average single-family tax bill in Chelmsford was $9,219 for FY2026, on an average assessed value of $694,695.
Chelmsford uses curbside collection through hauler E.L. Harvey & Sons, with residents purchasing their own trash and single-stream recycling carts. There is no pay-as-you-throw bag system described on the town's page.
National Grid is Chelmsford's electric utility.
Chelmsford center uses 01824, and North Chelmsford has its own ZIP code, 01863.
LRTA bus routes 15, 16 and 17 connect Chelmsford to the MBTA Commuter Rail Lowell Line station in Lowell. Chelmsford has no train station of its own.
The Bruce Freeman Rail Trail runs 6.8 miles through Chelmsford, including the Central Square area.
Neighbors of Chelmsford, including across the Connecticut line where it applies. All Massachusetts town guides.