How far is Somerville, MA from Marlborough, MA?

The driving distance from Somerville, MA to Marlborough, MA is about 25.6 miles (41.2 km), with a travel time of about 00h 48m by car.

  • The straight-line flight distance is about 23.3 miles (37.5 km).
  • For a round trip, plan for roughly 01h 37m 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
25.61 mi
00h 48m
Flight
23.3 mi
37.49 km direct

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

Learn Distance

Choose another destination from Somerville.

Flight Distance

Direct air line
23.3 mi
Kilometers
37.49 km
Flight Time
00h 02m

Driving Distance

Road route
25.61 mi
Kilometers
41.21 km
Drive Time
00h 48m

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 48m.

Arrival Snapshot
Arrive in Marlborough
Thu, Apr 23, 6:29 AM EDT
Return by in Somerville
Thu, Apr 23, 7:18 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somerville
2026-04-23T05:41
Arrive Marlborough
Thu, Apr 23, 6:29 AM EDT
Route Timing
00h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:49 AM to 10:49 AM EDT

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

Leave by
4:52 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Somerville
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
Weston
MA

Town in Middlesex County, Massachusetts, United States

From Somerville
12.8 mi
00h 24m
To Marlborough
12.8 mi
00h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
3 to 9 mph NW
Destination
58°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
3 to 10 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    50 m · 18 sec

  2. 2

    Turn left onto Highland Avenue

    85 m · 18 sec · Highland Avenue

  3. 3

    Turn right onto School Street

    1977 ft · 2 min · School Street

  4. 4

    At the end of the road, turn right onto Somerville Avenue

    122 m · 26 sec · Somerville Avenue

  5. 5

    Turn left onto Dane Street

    1404 ft · 1 min · Dane Street

  6. 6

    Turn right onto Washington Street

    904 ft · 35 sec · Washington Street

  7. 7

    Continue on Kirkland Street

    1918 ft · 1 min · Kirkland Street

  8. 8

    Turn left onto Quincy Street

    89 m · 10 sec · Quincy Street

  9. 9

    Turn right onto Cambridge Street

    1474 ft · 54 sec · Cambridge Street

  10. 10

    Continue on Cambridge Street

    33 m · 4 sec · Cambridge Street

  11. 11

    Turn left onto Massachusetts Avenue

    49 m · 7 sec · Massachusetts Avenue

  12. 12

    Turn right onto Garden Street

    925 ft · 45 sec · Garden Street

  13. 13

    Turn left onto Mason Street

    678 ft · 26 sec · Mason Street

  14. 14

    Turn right onto Brattle Street

    1.1 mi · 2 min · Brattle Street

  15. 15

    At the end of the road, turn right onto Mount Auburn Street

    1406 ft · 30 sec · Mount Auburn Street

  16. 16

    Keep slight right to continue on Belmont Street

    1.1 mi · 2 min · Belmont Street

  17. 17

    Continue on Belmont Street

    1.5 mi · 3 min · Belmont Street

  18. 18

    Continue on Warren Street

    1.4 km · 2 min · Warren Street

  19. 19

    Turn right onto Main Street

    2.1 mi · 4 min · Main Street

  20. 20

    Turn left onto Weston Street

    1.6 km · 2 min · Weston Street

  21. 21

    Continue on Weston Street

    1678 ft · 41 sec · Weston Street

  22. 22

    Continue on Boston Post Road

    14 mi · 23 min · Boston Post Road

  23. 23

    Continue on East Main Street

    2736 ft · 43 sec · East Main Street

  24. 24

    Continue on Lincoln Street

    3137 ft · 59 sec · Lincoln Street

  25. 25

    Turn left onto Prospect Street

    895 ft · 21 sec · Prospect Street

  26. 26

    At the end of the road, turn right onto Main Street

    63 m · 11 sec · Main Street

  27. 27

    Turn sharp left onto Windsor Street

    56 m · 10 sec · Windsor Street

  28. 28

    Turn right

    45 m · 11 sec

  29. 29

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
18 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
113.3 / 100 mi
Decision points by distance
Main Roads
Boston Post Road
14 mi · 55%
Belmont Street
2.6 mi · 10%
Main Street
2.11 mi · 8%
Weston Street
1.3 mi · 5%
Brattle Street
1.08 mi · 4%
Warren Street
0.85 mi · 3%
Longest Stretch

Boston Post Road

Continue on Boston Post Road

14 mi · 00h 23m

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 48m
Day trip friendly
Same-Day Return
01h 38m
Round-trip wheel time
Road vs Air
+2.3 mi
23.3 mi direct line
Halfway Stop
Weston
00h 24m from Somerville
Leave By
4:52 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Somerville and Partly Sunny near Marlborough.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 25.6 miles (41.2 km) and usually takes 00h 48m 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?

Weston is a useful midpoint, sitting about 12.8 miles from Somerville and 12.8 miles from Marlborough.

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

The direct path is about 23.3 miles (37.5 km), while the road route adds roughly 2.3 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 4:52 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.50 one way or $7.00 round trip. Estimated CO2 is about 8 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Somerville and Partly Sunny near Marlborough.

Stop Ideas Near Weston

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Weston and the surrounding midpoint area.
Cocobeet - Boston
Food stop 13.3 mi away

Cocobeet - Boston

Boston , MA
100 City Hall Plaza, Boston, MA 02108
Rating 4.4/5 198 reviews Health food restaurant,Juice shop,Raw food restaurant,Vegan restaurant
Boston's Old City Hall
Scenic stop 13.3 mi away

Boston's Old City Hall

Boston , MA
45 School St, Boston, MA 02108, United States
Rating 4.6/5 346 reviews Tourist attraction,Historical landmark
Cambridge City Hall
Meeting point 10.9 mi away

Cambridge City Hall

Cambridge , MA
795 Massachusetts Ave, Cambridge, MA 02139
Rating 4.4/5 47 reviews City Hall,City government office
Shoppers World
Nearby stop 5.8 mi away

Shoppers World

Framingham , MA
1 Worcester Rd, Framingham, MA 01701, United States
Rating 4.3/5 2,625 reviews Shopping mall

Transit and Meeting Points

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

RAIL

Framingham station

14 mi away
417 Waverly St.
RAIL

Back Bay station

19 mi away
145 Dartmouth St.
RAIL

South Station

20 mi away
2 South Station
RAIL

North Station

20 mi away
100 Legends Way

Flight Path Map

This map shows the direct air route between Somerville and Marlborough. Straight-line distance: 23.3 mi (37.49 km).

Somerville

#1 Somerville

A city in Middlesex County, Massachusetts.

Population80,935
Coordinates42.3876000, -71.0995000
Altitude28
CountryUnited States
Marlborough

#2 Marlborough

City in Middlesex County, Massachusetts, United States

Population39,290
Coordinates42.3459300, -71.5522900
Altitude119
CountryUnited States
Start: Somerville (-71.0995, 42.3876)
End: Marlborough (-71.55229, 42.34593)

Estimated Travel Time

Distance: 41 km by road

SpeedTime
30 mph (48.3 km/h)00h 51m
40 mph (64.37 km/h)00h 38m
50 mph (80.47 km/h)00h 30m
60 mph (96.56 km/h)00h 25m
70 mph (112.65 km/h)00h 21m
80 mph (129 km/h)00h 19m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.9 gal
3.42 L · about $3.50
Round trip
$7.00
1.8 gal · 6.84 L
Estimated CO2
8 kg one way
Round trip: 16 kg / 35 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $3.50 $7.00
Mid-grade $4.40 $3.96 $7.91
Premium $4.80 $4.32 $8.64
Diesel $4.49 $4.04 $8.08

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 23, 2026

There is no time difference between Somerville and Marlborough. The current time is 05:41:01.

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.