How far is Boston, MA from Marlborough, MA?
The driving distance from Boston, MA to Marlborough, MA is about 30.9 miles (49.8 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 25.2 miles (40.5 km).
- For a round trip, plan for roughly 01h 33m 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 00h 46m.
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.
Census-designated place in Middlesex County, Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Boston and Marlborough.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boston and Marlborough.
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1
Start on Tremont Street
1.2 km · 3 min · Tremont Street
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2
Continue on Tremont Street
92 m · 17 sec · Tremont Street
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3
Continue on Tremont Street
147 m · 21 sec · Tremont Street
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4
Turn right onto Marginal Road
96 m · 13 sec · Marginal Road
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5
Take the ramp straight toward I 90 West, Massachusetts Turnpike Toll West
753 ft · 12 sec
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6
Merge slight left onto Massachusetts Turnpike
22.2 mi · 28 min · Massachusetts Turnpike
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7
Take the exit slight right toward MA 9: Framingham, Southboro
1.3 km · 2 min
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8
Keep slight left to continue on MA 9 West: Southboro, Worcester
2933 ft · 1 min
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9
Merge slight left onto Worcester Road
1.4 km · 1 min · Worcester Road
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10
Continue on Turnpike Road
1 km · 1 min · Turnpike Road
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11
Turn right onto Central Street
2945 ft · 1 min · Central Street
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12
Turn slight left onto Boston Road
1717 ft · 51 sec · Boston Road
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13
Continue on Framingham Road
1.5 mi · 3 min · Framingham Road
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14
Continue on Marlboro Road
3142 ft · 1 min · Marlboro Road
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15
Continue on Maple Street
1.1 mi · 2 min · Maple Street
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16
Continue on South Bolton Street
1185 ft · 32 sec · South Bolton Street
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17
Turn left onto Granger Boulevard
2134 ft · 38 sec · Granger Boulevard
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18
Turn right onto West Main Street
79 m · 5 sec · West Main Street
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19
Turn right onto Windsor Street
56 m · 10 sec · Windsor Street
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20
Turn right
45 m · 11 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Boston and Marlborough.
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.
Massachusetts Turnpike
Merge slight left onto Massachusetts Turnpike
22.2 mi · 00h 28m
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.
Partly Sunny leaving Boston 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 Boston to Marlborough?
The road trip is about 30.9 miles (49.8 km) and usually takes 00h 46m 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?
Cochituate is a useful midpoint, sitting about 15.5 miles from Boston and 15.5 miles from Marlborough.
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 5.7 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 4:56 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.24 one way or $8.48 round trip. Estimated CO2 is about 9.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Boston and Partly Sunny near Marlborough.
Stop Ideas Near Cochituate
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Cambridge City Hall
Shoppers World
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cochituate.
Framingham station
Route 128 station
Back Bay station
North Station
Flight Path Map
This map shows the direct air route between Boston and Marlborough. Straight-line distance: 25.17 mi (40.5 km).
#1 Boston
The twenty-first most populous city in the United States and the center of the Boston metropolitan area.
| Population | 691,531 |
| Coordinates | 42.3584300, -71.0597700 |
| Altitude | 14 |
| Country | United States |
#2 Marlborough
City in Middlesex County, Massachusetts, United States
| Population | 39,290 |
| Coordinates | 42.3459300, -71.5522900 |
| Altitude | 119 |
| Country | United States |
End: Marlborough (-71.55229, 42.34593)
Estimated Travel Time
Distance: 50 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 01m |
| 40 mph (64.37 km/h) | 00h 46m |
| 50 mph (80.47 km/h) | 00h 37m |
| 60 mph (96.56 km/h) | 00h 30m |
| 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.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $4.24 | $8.48 |
| Mid-grade | $4.40 | $4.79 | $9.59 |
| Premium | $4.80 | $5.23 | $10.46 |
| Diesel | $4.49 | $4.89 | $9.78 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.