How far is Somerville, MA from Boston, MA?
The driving distance from Somerville, MA to Boston, MA is about 3.8 miles (6.1 km), with a travel time of about 00h 13m by car.
- The straight-line flight distance is about 2.9 miles (4.6 km).
- For a round trip, plan for roughly 00h 27m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
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.
This is an easy same-day return drive.
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 13m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
The most populous city in Middlesex County, Massachusetts.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain then Chance Rain Showers
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Somerville and Boston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Somerville and Boston.
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1
Start on the route
50 m · 18 sec
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2
Turn left onto Highland Avenue
2121 ft · 2 min · Highland Avenue
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3
Continue on Medford Street
134 m · 14 sec · Medford Street
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4
Turn right onto McGrath Highway
121 m · 8 sec · McGrath Highway
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5
Continue on McGrath Highway
2054 ft · 40 sec · McGrath Highway
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6
Continue on McGrath Highway
2341 ft · 47 sec · McGrath Highway
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7
Continue on Monsignor O'Brien Highway
2919 ft · 1 min · Monsignor O'Brien Highway
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8
Continue on Charles River Dam Road
1832 ft · 1 min · Charles River Dam Road
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9
Turn slight right onto Martha Road
873 ft · 32 sec · Martha Road
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10
Continue on Lomasney Way
530 ft · 20 sec · Lomasney Way
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11
Continue on Staniford Street
1131 ft · 43 sec · Staniford Street
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12
Turn left onto Cambridge Street
1549 ft · 1 min · Cambridge Street
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13
Continue on Tremont Street
58 m · 7 sec · Tremont Street
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14
Arrive at your destination
0 m · 1 sec · Tremont Street
Car Route Details
A richer read on the saved driving route between Somerville and Boston.
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.
Monsignor O'Brien Highway
Continue on Monsignor O'Brien Highway
0.55 mi · 00h 01m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Slight Chance Light Rain then Chance Rain Showers leaving Somerville 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 Somerville to Boston?
The road trip is about 3.8 miles (6.1 km) and usually takes 00h 13m 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?
Cambridge is a useful midpoint, sitting about 1.6 miles from Somerville and 2.2 miles from Boston.
How much longer is the road route than the straight-line distance?
The direct path is about 2.9 miles (4.6 km), while the road route adds roughly 0.9 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 8:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $0.51 one way or $1.01 round trip. Estimated CO2 is about 1.2 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Light Rain then Chance Rain Showers around Somerville and Light Rain Likely near Boston.
Stop Ideas Near Cambridge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Salem City Hall
City Hall Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cambridge.
North Station
Back Bay station
South Station
Anderson Regional Transportation Center
Flight Path Map
This map shows the direct air route between Somerville and Boston. Straight-line distance: 2.86 mi (4.6 km).
#1 Somerville
A city in Middlesex County, Massachusetts.
| Population | 80,935 |
| Coordinates | 42.3876000, -71.0995000 |
| Altitude | 28 |
| Country | United States |
#2 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 |
End: Tremont Street (-71.060061, 42.358547)
Estimated Travel Time
Distance: 6 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 07m |
| 40 mph (64.37 km/h) | 00h 05m |
| 50 mph (80.47 km/h) | 00h 04m |
| 60 mph (96.56 km/h) | 00h 03m |
| 70 mph (112.65 km/h) | 00h 03m |
| 80 mph (129 km/h) | 00h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $0.51 | $1.01 |
| Mid-grade | $4.40 | $0.57 | $1.14 |
| Premium | $4.80 | $0.62 | $1.25 |
| Diesel | $4.49 | $0.58 | $1.17 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.