How far is Marlborough, MA from Boston, MA?

The driving distance from Marlborough, MA to Boston, MA is about 31.4 miles (50.5 km), with a travel time of about 00h 40m by car.

  • The straight-line flight distance is about 25.2 miles (40.5 km).
  • For a round trip, plan for roughly 01h 21m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
31.4 mi
00h 40m
Flight
25.17 mi
40.5 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Marlborough.

Flight Distance

Direct air line
25.17 mi
Kilometers
40.5 km
Flight Time
00h 03m

Driving Distance

Road route
31.4 mi
Kilometers
50.53 km
Drive Time
00h 40m

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 40m.

Arrival Snapshot
Arrive in Boston
Wed, Apr 22, 11:32 PM EDT
Return by in Marlborough
Thu, Apr 23, 12:13 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Marlborough
2026-04-22T22:52
Arrive Boston
Wed, Apr 22, 11:32 PM EDT
Route Timing
00h 40m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:41 AM to 7:41 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:08 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Marlborough
10:00 PM EDT
Flexible departure

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
Cochituate
MA

Census-designated place in Middlesex County, Massachusetts

From Marlborough
15.5 mi
00h 20m
To Boston
15.9 mi
00h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Wednesday

Light Rain

Starts
Wed, Apr 22 6:00 AM EDT
Wind
7 to 10 mph S
Destination
47°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM EDT
Wind
7 to 12 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    45 m · 16 sec

  2. 2

    At the end of the road, turn left onto Windsor Street

    56 m · 9 sec · Windsor Street

  3. 3

    Turn left onto Main Street

    79 m · 13 sec · Main Street

  4. 4

    Turn left onto Granger Boulevard

    2095 ft · 35 sec · Granger Boulevard

  5. 5

    Turn right onto South Bolton Street

    1186 ft · 24 sec · South Bolton Street

  6. 6

    Continue on Maple Street

    1.1 mi · 2 min · Maple Street

  7. 7

    Continue on Marlboro Road

    2990 ft · 1 min · Marlboro Road

  8. 8

    Keep slight left to continue on Marlboro Road

    46 m · 5 sec · Marlboro Road

  9. 9

    Continue on Framingham Road

    1.5 mi · 3 min · Framingham Road

  10. 10

    Continue on Boston Road

    1717 ft · 57 sec · Boston Road

  11. 11

    Turn sharp right onto Central Street

    2961 ft · 1 min · Central Street

  12. 12

    Turn left onto Turnpike Road

    1 km · 1 min · Turnpike Road

  13. 13

    Continue on Worcester Road

    1.3 km · 1 min · Worcester Road

  14. 14

    Take the exit slight right toward I 90 East, I 90 West: Masspike, Springfield, Boston

    1880 ft · 46 sec

  15. 15

    Keep slight right to continue on I 90 East: Boston, Massachusetts Turnpike East

    1600 ft · 39 sec

  16. 16

    Merge slight left onto Massachusetts Turnpike

    22.8 mi · 29 min · Massachusetts Turnpike

  17. 17

    Take the exit slight left toward I 93: South Station, Concord New Hampshire, Quincy

    156 m · 13 sec

  18. 18

    Keep slight right to continue on South Station

    1718 ft · 47 sec

  19. 19

    Turn left onto Kneeland Street

    525 ft · 22 sec · Kneeland Street

  20. 20

    Turn right onto Lincoln Street

    1345 ft · 53 sec · Lincoln Street

  21. 21

    At the end of the road, turn left onto Summer Street

    25 m · 4 sec · Summer Street

  22. 22

    Turn right onto Devonshire Street

    687 ft · 32 sec · Devonshire Street

  23. 23

    Turn left onto Franklin Street

    53 m · 8 sec · Franklin Street

  24. 24

    Turn right onto Arch Street

    141 m · 20 sec · Arch Street

  25. 25

    Turn left onto Milk Street

    84 m · 11 sec · Milk Street

  26. 26

    Continue on Washington Street

    737 ft · 33 sec · Washington Street

  27. 27

    At the end of the road, turn left onto Court Street

    144 m · 20 sec · Court Street

  28. 28

    Turn left onto Tremont Street

    102 m · 12 sec · Tremont Street

  29. 29

    Arrive at your destination

    0 m · 1 sec · Tremont Street

Car Route Details

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

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
17 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
92.4 / 100 mi
Decision points by distance
Main Roads
Massachusetts Turnpike
22.8 mi · 73%
Framingham Road
1.48 mi · 5%
Maple Street
1.14 mi · 4%
Worcester Road
0.79 mi · 3%
I 90 East
0.66 mi · 2%
Turnpike Road
0.64 mi · 2%
Longest Stretch

Massachusetts Turnpike

Merge slight left onto Massachusetts Turnpike

22.8 mi · 00h 29m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 40m
Quick drive
Same-Day Return
01h 22m
Round-trip wheel time
Road vs Air
+6.2 mi
25.2 mi direct line
Halfway Stop
Cochituate
00h 20m from Marlborough
Leave By
7:08 PM EDT
Flexible departure
Weather Watch

Light Rain leaving Marlborough and Light Rain Likely near Boston.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 31.4 miles (50.5 km) and usually takes 00h 40m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Cochituate is a useful midpoint, sitting about 15.5 miles from Marlborough and 15.9 miles from Boston.

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

The direct path is about 25.2 miles (40.5 km), while the road route adds roughly 6.2 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:08 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.32 one way or $8.64 round trip. Estimated CO2 is about 9.9 kg one way.

What should you check before leaving?

Before you leave, expect Light Rain around Marlborough and Light Rain Likely near Boston.

Stop Ideas Near Cochituate

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 Cochituate and the surrounding midpoint area.
Cocobeet - Boston
Food stop 13.8 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 13.8 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 11.6 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 4 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 Cochituate.

RAIL

Framingham station

7 mi away
417 Waverly St.
RAIL

Route 128 station

22 mi away
50 University Ave
RAIL

Back Bay station

24 mi away
145 Dartmouth St.
RAIL

North Station

25 mi away
100 Legends Way

Flight Path Map

This map shows the direct air route between Marlborough and Boston. Straight-line distance: 25.17 mi (40.5 km).

Marlborough

#1 Marlborough

City in Middlesex County, Massachusetts, United States

Population39,290
Coordinates42.3459300, -71.5522900
Altitude119
CountryUnited States
Boston

#2 Boston

The twenty-first most populous city in the United States and the center of the Boston metropolitan area.

Population691,531
Coordinates42.3584300, -71.0597700
Altitude14
CountryUnited States
Start: (-71.552243, 42.345988)
End: Tremont Street (-71.060061, 42.358547)

Estimated Travel Time

Distance: 51 km by road

SpeedTime
30 mph (48.3 km/h)01h 02m
40 mph (64.37 km/h)00h 47m
50 mph (80.47 km/h)00h 37m
60 mph (96.56 km/h)00h 31m
70 mph (112.65 km/h)00h 26m
80 mph (129 km/h)00h 23m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.11 gal
4.19 L · about $4.32
Round trip
$8.64
2.22 gal · 8.38 L
Estimated CO2
9.9 kg one way
Round trip: 19.7 kg / 43 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $4.32 $8.64
Mid-grade $4.40 $4.88 $9.76
Premium $4.80 $5.33 $10.65
Diesel $4.49 $4.98 $9.96

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 Marlborough and Boston. The current time is 22:52:12.

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.