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Chelmsford Massachusetts Map

Explore Chelmsford, Massachusetts, with this interactive street and satellite map.

This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.

Interactive Map of Chelmsford, Massachusetts

How to Use This Chelmsford, Massachusetts Map

This interactive map shows the street layout and satellite imagery for Chelmsford, Massachusetts. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of Massachusetts or beyond.

Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).

TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Chelmsford.

Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.

Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.

City	Chelmsford
State	Massachusetts (MA)
County	Middlesex County
Country	United States of America
Timezone	Eastern Time (America/New_York)

Latitude	42.599814
Longitude	-71.367284
Population	37,100
Density	750.0 /km²
Incorporated	N/A
ZIP Code	01824
Area Code	339, 351, 413, 508, 617, 774, 781, 857, 978
County Seat	Cambridge

🌦 Goto Chelmsford Weather Page: Chelmsford, Massachusetts — Weather Warnings, Forecast, Radar, Satellite & Current Conditions

About Chelmsford, Massachusetts

Chelmsford is a locality in Middlesex County, Massachusetts, United States. It has a population of 37,100. The population density is 750.0 people per km². Chelmsford is located at 42.5998°N, 71.3673°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 01824.

Chelmsford commands a position of quiet interior stability, defined by the steady, unhurried flow of Beaver Brook as it meanders through the landscape. It lies 3.5 miles southwest of Lowell, MA (from Lowell, MA: bearing 228°T), and is situated 5.8 miles west-northwest of Billerica. The terrain unfolds in a series of gentle, inland elevations that catch the slanted light of late afternoon, casting long shadows across the Miriam E Warren Wetlands Preserve. A short distance away, the waters of Stony Brook Reservoir offer a still, reflective surface that mirrors the changing sky. To the west, the distant outline of Revolutionary Ridge marks the horizon, standing as a silent sentinel over the local topography. Further exploration reveals the secluded beauty of Scotty Hollow, a basin that holds the cool dampness of the morning fog long after the sun has risen. Travelers seeking the rush of moving water may venture toward Wicassic Falls, where the stream tumbles over stone in a rhythmic, percussive display.

Chelmsford traces its roots back to early colonial settlement, evolving from an agricultural outpost into a center of industrious activity. The local economy shifted over the centuries from traditional farming to the development of mills and manufacturing, which utilized the power of the local waterways to drive production. Today, the commercial landscape reflects a modern transition toward technology and professional services, though the legacy of those early industrial foundations remains visible in the architecture of the older districts. The Thanksgiving Ground Town Forest serves as a reminder of the land’s original state, providing a wooded reprieve from the pace of modern commerce. This balance between historical preservation and economic growth defines the character of Chelmsford, where the focus remains on maintaining a steady, productive environment for its residents.

Cultural life in Chelmsford thrives through a deep appreciation for community history and the preservation of local traditions. The town center serves as a focal point for public gatherings, where the architecture reflects a modest, functional aesthetic that values utility alongside a subtle, classic elegance. Notable landmarks, including various preserved meeting houses and historical buildings, anchor the community in its long-standing narrative. Among the figures associated with the wider region, the inventor and entrepreneur Dean Kamen stands out for his significant contributions to technology and robotics, embodying the spirit of innovation that has long characterized the area. Local events often center on seasonal celebrations that bring neighbors together, fostering a sense of continuity that persists through the changing years. This quiet, persistent energy ensures that the identity of the place remains firmly rooted in its own specific history and ongoing development.

Nearby Outdoor Places

Conservation Area (Local Conservation Area) — 0.5 mi, 139° SE
Chelmsford Town Pound Marker (Monument) — 0.6 mi, 104° E
Bovey Woodlot (Conservation Area) — 0.8 mi, 181° S
Ellen Theatrical (Theatre) — 0.8 mi, 103° E
McDermott Woodlot (Conservation Area) — 0.8 mi, 180° S
Unknown Park (Local Conservation Area) — 1.0 mi, 172° S
Chelmsford Water Supply Land (Waterfowl Production Area) — 1.0 mi, 171° S
Roberts Field (Local Park) — 1.1 mi, 289° W
Wetlands Overlook Area (Attraction) — 1.1 mi, 235° SW
Vernal Pool Viewing area (Attraction) — 1.1 mi, 232° SW
Gathering Rocks (Attraction) — 1.1 mi, 236° SW
Wetlands Viewing Area (Attraction) — 1.1 mi, 232° SW
McCarthy Junior High School Athletic Fields (Recreation Easement) — 1.1 mi, 353° N
Chelmsford High School Athletic Fields (Recreation Easement) — 1.3 mi, 346° N
Water Department Land (Waterfowl Production Area) — 2.3 mi, 020° N
Great Brook Farm State Park (State Park) — 2.6 mi, 173° S
Lowell Heritage State Park (State Park) — 2.7 mi, 359° N
Lowell Hebrew Community Center (Monument) — 3.0 mi, 034° NE
Middlesex Canal Crossing (Monument) — 3.2 mi, 100° E
Cellar Hole (Historic Ruins) — 3.3 mi, 156° SE
Garrison House Cellar Hole (Historic Ruins) — 3.4 mi, 153° SE
Onyx Room Performance Space (Theatre) — 3.7 mi, 041° NE
Loading Dock Gallery (Gallery) — 3.7 mi, 041° NE
Westford Museum (Museum) — 3.8 mi, 250° W
Wamesit Falls Overlook (Viewpoint) — 4.1 mi, 061° NE
Brush Art Gallery (Arts Centre) — 4.1 mi, 042° NE
Richard and Nancy Donahue Family Academic Arts Center (Arts Centre) — 4.2 mi, 046° NE
Mill Girls Sculpture (Public Artwork) — 4.2 mi, 043° NE
New England Quilt Museum (Museum) — 4.2 mi, 042° NE
Great Meadows National Wildlife Refuge (National Wildlife Refuge) — 4.5 mi, 145° SE · 7,706 acres

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