How far is Chelmsford, MA from Plymouth, MA?
The driving distance from Chelmsford, MA to Plymouth, MA is about 66.3 miles (106.7 km), with a travel time of about 01h 34m by car.
- The straight-line flight distance is about 57 miles (91.7 km).
- For a round trip, plan for roughly 03h 09m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 34m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Partly Sunny
Driving Route Map
The map below follows the saved road route between Chelmsford and Plymouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chelmsford and Plymouth.
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1
Start on Clover Hill Drive
961 ft · 45 sec · Clover Hill Drive
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2
Turn right onto Westford Street
1.2 km · 2 min · Westford Street
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3
Turn left onto Academy Street
111 m · 12 sec · Academy Street
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4
Turn right onto North Road
152 m · 17 sec · North Road
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5
Turn left onto Littleton Road
67 m · 8 sec · Littleton Road
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6
Continue on Billerica Road
2.2 mi · 4 min · Billerica Road
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7
Take the ramp slight right toward US 3 South: Burlington
2365 ft · 58 sec
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8
Merge slight left
8.5 mi · 10 min
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9
Keep slight left to continue on I 95 North, US 3 South: Boston, Peabody
1 mi · 2 min
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10
Keep slight left
1528 ft · 43 sec
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11
Merge slight left onto Yankee Division Highway
1.5 km · 1 min · Yankee Division Highway
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12
Take the exit slight right toward US 3 South: Winchester
1045 ft · 32 sec
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13
Merge slight left onto Cambridge Street
2354 ft · 35 sec · Cambridge Street
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14
Continue on Cambridge Road
2 mi · 2 min · Cambridge Road
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15
Continue on Cambridge Street
1.1 mi · 1 min · Cambridge Street
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16
Turn left onto Church Street
1781 ft · 38 sec · Church Street
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17
Turn right onto Bacon Street
1.2 km · 2 min · Bacon Street
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18
Enter the roundabout and take exit 1 toward Main Street
11 m · 1 sec · Main Street
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19
Exit the roundabout onto Main Street
2683 ft · 45 sec · Main Street
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20
Continue on Winthrop Street
1.3 mi · 2 min · Winthrop Street
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21
Enter the roundabout and take exit 2 toward Winthrop Street
30 m · 4 sec · Winthrop Street
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22
Exit the roundabout onto Winthrop Street
760 ft · 28 sec · Winthrop Street
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23
Turn left onto Mystic Valley Parkway
2577 ft · 1 min · Mystic Valley Parkway
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24
Continue on Mystic Valley Parkway
608 ft · 10 sec · Mystic Valley Parkway
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25
Take the ramp slight left toward I 93: Boston, Concord New Hampshire
584 ft · 14 sec
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26
Keep slight right to continue on I 93 South: Boston
1322 ft · 32 sec
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27
Merge slight left
1.1 mi · 2 min
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28
Keep slight left to continue on Interstate 93 HOV lane
1.7 mi · 2 min · Interstate 93 HOV lane
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29
Keep slight left to continue on Interstate 93 HOV lane
1.4 km · 1 min · Interstate 93 HOV lane
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30
Merge slight right onto John F. Fitzgerald Expressway
3 mi · 5 min · John F. Fitzgerald Expressway
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31
Continue on Southeast Expressway
8 mi · 11 min · Southeast Expressway
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32
Keep slight left to continue on MA 3 South: Cape Cod
28.2 mi · 36 min
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33
Take the exit slight right toward US 44 West: Samoset Street, Carver
1311 ft · 47 sec
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34
Turn straight onto Samoset Street
77 m · 10 sec · Samoset Street
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35
Continue on Samoset Street
1.4 km · 2 min · Samoset Street
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36
Turn right onto Court Street
1029 ft · 35 sec · Court Street
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37
Arrive at your destination
0 m · 1 sec · Court Street
Car Route Details
A richer read on the saved driving route between Chelmsford and Plymouth.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
MA 3 South
Keep slight left to continue on MA 3 South: Cape Cod
28.2 mi · 00h 36m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Clear leaving Chelmsford and Partly Sunny near Plymouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chelmsford to Plymouth?
The road trip is about 66.3 miles (106.7 km) and usually takes 01h 34m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Milton is a useful midpoint, sitting about 33.1 miles from Chelmsford and 33.2 miles from Plymouth.
How much longer is the road route than the straight-line distance?
The direct path is about 57 miles (91.7 km), while the road route adds roughly 9.3 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.10 one way or $18.21 round trip. Estimated CO2 is about 20.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Chelmsford and Partly Sunny near Plymouth.
Stop Ideas Near Milton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Cambridge City Hall
City Hall Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Milton.
Route 128 station
Back Bay station
South Station
North Station
Flight Path Map
This map shows the direct air route between Chelmsford and Plymouth. Straight-line distance: 56.96 mi (91.67 km).
#1 Chelmsford
Town in Middlesex County, Massachusetts, United States
| Population | 35,528 |
| Coordinates | 42.5998100, -71.3672800 |
| Altitude | 75 |
| Country | United States |
#2 Plymouth
County seat town in Plymouth County, Massachusetts, United States
| Population | 62,654 |
| Coordinates | 41.9584400, -70.6672600 |
| Altitude | 23 |
| Country | United States |
End: Plymouth (-70.66726, 41.95844)
Estimated Travel Time
Distance: 107 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 12m |
| 40 mph (64.37 km/h) | 01h 39m |
| 50 mph (80.47 km/h) | 01h 19m |
| 60 mph (96.56 km/h) | 01h 06m |
| 70 mph (112.65 km/h) | 00h 56m |
| 80 mph (129 km/h) | 00h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $9.10 | $18.21 |
| Mid-grade | $4.40 | $10.29 | $20.58 |
| Premium | $4.80 | $11.23 | $22.46 |
| Diesel | $4.49 | $10.50 | $21.00 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Massachusetts · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.