How far is Dunstable, MA from Somerville, MA?

The driving distance from Dunstable, MA to Somerville, MA is about 32.6 miles (52.5 km), with a travel time of about 00h 49m by car.

  • The straight-line flight distance is about 27.8 miles (44.8 km).
  • For a round trip, plan for roughly 01h 39m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
32.62 mi
00h 49m
Flight
27.85 mi
44.82 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Dunstable.

Flight Distance

Direct air line
27.85 mi
Kilometers
44.82 km
Flight Time
00h 03m

Driving Distance

Road route
32.62 mi
Kilometers
52.49 km
Drive Time
00h 49m

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 00h 49m.

Arrival Snapshot
Arrive in Somerville
Wed, Apr 15, 9:48 PM EDT
Return by in Dunstable
Wed, Apr 15, 10:38 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Dunstable
2026-04-15T20:58
Arrive Somerville
Wed, Apr 15, 9:48 PM EDT
Route Timing
00h 49m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:50 AM to 10:50 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:50 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Dunstable
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Billerica
MA

Town in Massachusetts

From Dunstable
16.3 mi
00h 24m
To Somerville
16.3 mi
00h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 3:00 PM EDT
Wind
8 mph E
Destination
77°F
Today

Partly Sunny then Chance Rain Showers

Starts
Wed, Apr 15 9:00 AM EDT
Wind
2 to 8 mph W

Driving Route Map

The map below follows the saved road route between Dunstable and Somerville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Dunstable and Somerville.

  1. 1

    Start on Main Street

    2747 ft · 2 min · Main Street

  2. 2

    Keep slight right to continue on Lowell Street

    1.2 mi · 2 min · Lowell Street

  3. 3

    Continue on Dunstable Road

    1.5 mi · 3 min · Dunstable Road

  4. 4

    Turn left onto Westford Road

    1160 ft · 31 sec · Westford Road

  5. 5

    Take the ramp left toward US 3 South: Burlington

    1719 ft · 42 sec

  6. 6

    Merge slight left

    17.2 mi · 20 min

  7. 7

    Keep slight left to continue on I 95 North, US 3 South: Boston, Peabody

    1 mi · 2 min

  8. 8

    Keep slight left

    1528 ft · 43 sec

  9. 9

    Merge slight left onto Yankee Division Highway

    1.5 km · 1 min · Yankee Division Highway

  10. 10

    Take the exit slight right toward US 3 South: Winchester

    1045 ft · 32 sec

  11. 11

    Merge slight left onto Cambridge Street

    2354 ft · 35 sec · Cambridge Street

  12. 12

    Continue on Cambridge Road

    2 mi · 2 min · Cambridge Road

  13. 13

    Continue on Cambridge Street

    1.1 mi · 1 min · Cambridge Street

  14. 14

    Turn left onto Church Street

    1781 ft · 38 sec · Church Street

  15. 15

    Turn right onto Bacon Street

    1.2 km · 2 min · Bacon Street

  16. 16

    Enter the roundabout and take exit 1 toward Main Street

    11 m · 1 sec · Main Street

  17. 17

    Exit the roundabout onto Main Street

    2683 ft · 45 sec · Main Street

  18. 18

    Continue on Winthrop Street

    1.3 mi · 2 min · Winthrop Street

  19. 19

    Enter the roundabout and take exit 3 toward High Street

    46 m · 4 sec · High Street

  20. 20

    Exit the roundabout onto High Street

    2364 ft · 1 min · High Street

  21. 21

    Turn slight right onto Clippership Drive

    35 m · 6 sec · Clippership Drive

  22. 22

    Turn slight right onto Main Street

    1095 ft · 31 sec · Main Street

  23. 23

    Continue on Main Street

    1.5 km · 2 min · Main Street

  24. 24

    Continue on Medford Street

    1957 ft · 41 sec · Medford Street

  25. 25

    Continue on Medford Street

    1.1 km · 2 min · Medford Street

  26. 26

    Turn right onto School Street

    940 ft · 46 sec · School Street

  27. 27

    Turn right onto Highland Avenue

    85 m · 14 sec · Highland Avenue

  28. 28

    Turn right

    50 m · 12 sec

  29. 29

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Dunstable and Somerville.

OSRM road route
Drive Character

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.

Directions
29 steps
12 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
89 / 100 mi
Decision points by distance
Main Roads
US 3 South
17.7 mi · 54%
Main Street
2.16 mi · 7%
Cambridge Road
2 mi · 6%
Cambridge Street
1.55 mi · 5%
Dunstable Road
1.46 mi · 4%
I 95 North
1.33 mi · 4%
Longest Stretch

US 3 South

Merge slight left

17.2 mi · 00h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 49m
Day trip friendly
Same-Day Return
01h 40m
Round-trip wheel time
Road vs Air
+4.8 mi
27.8 mi direct line
Halfway Stop
Billerica
00h 24m from Dunstable
Leave By
4:50 PM EDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Dunstable and Partly Sunny then Chance Rain Showers near Somerville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Dunstable to Somerville?

The road trip is about 32.6 miles (52.5 km) and usually takes 00h 49m 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?

Billerica is a useful midpoint, sitting about 16.3 miles from Dunstable and 16.3 miles from Somerville.

How much longer is the road route than the straight-line distance?

The direct path is about 27.8 miles (44.8 km), while the road route adds roughly 4.8 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 4:50 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.47 one way or $8.95 round trip. Estimated CO2 is about 10.2 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Dunstable and Partly Sunny then Chance Rain Showers near Somerville.

Stop Ideas Near Billerica

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Billerica, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Billerica.

RAIL

Anderson Regional Transportation Center

12 mi away
100 Atlantic Ave.
RAIL

North Station

27 mi away
100 Legends Way
RAIL

Haverhill station

28 mi away
Washington Street at Railroad Square
RAIL

Back Bay station

28 mi away
145 Dartmouth St.

Flight Path Map

This map shows the direct air route between Dunstable and Somerville. Straight-line distance: 27.85 mi (44.82 km).

Dunstable

#1 Dunstable

Human settlement in Middlesex County, Massachusetts, United States of America

Population3,404
Coordinates42.6750900, -71.4828400
Altitude65
CountryUnited States
Somerville

#2 Somerville

A city in Middlesex County, Massachusetts.

Population80,935
Coordinates42.3876000, -71.0995000
Altitude28
CountryUnited States
Start: Dunstable (-71.48284, 42.67509)
End: Somerville (-71.0995, 42.3876)

Estimated Travel Time

Distance: 52 km by road

SpeedTime
30 mph (48.3 km/h)01h 05m
40 mph (64.37 km/h)00h 48m
50 mph (80.47 km/h)00h 39m
60 mph (96.56 km/h)00h 32m
70 mph (112.65 km/h)00h 27m
80 mph (129 km/h)00h 24m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.15 gal
4.36 L · about $4.47
Round trip
$8.95
2.3 gal · 8.72 L
Estimated CO2
10.2 kg one way
Round trip: 20.4 kg / 45 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $4.47 $8.95
Mid-grade $4.40 $5.06 $10.11
Premium $4.80 $5.52 $11.04
Diesel $4.49 $5.16 $10.32

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

There is no time difference between Dunstable and Somerville. The current time is 20:58:51.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.