How far is Charlton, MA from Somerville, MA?
The driving distance from Charlton, MA to Somerville, MA is about 51.8 miles (83.4 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 47.8 miles (76.9 km).
- For a round trip, plan for roughly 02h 09m 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 01h 04m.
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 Worcester County, Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Slight Chance Light Rain then Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Charlton and Somerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Charlton and Somerville.
-
1
Start on the route
20 m · 10 sec
-
2
Turn left onto Main Street
1494 ft · 40 sec · Main Street
-
3
Turn right onto L Stevens Road
2445 ft · 1 min · L Stevens Road
-
4
Turn right onto Worcester Road
2.9 mi · 4 min · Worcester Road
-
5
Continue on Southbridge Road
2950 ft · 51 sec · Southbridge Road
-
6
Enter the roundabout and take exit 1 toward Southbridge Road
34 m · 4 sec · Southbridge Road
-
7
Exit the roundabout onto Southbridge Road
1.6 mi · 3 min · Southbridge Road
-
8
Continue on Southbridge Street
1 km · 1 min · Southbridge Street
-
9
Continue on Southbridge Street
1.6 km · 2 min · Southbridge Street
-
10
Take the ramp slight right toward I 90
2775 ft · 2 min
-
11
Keep slight right to continue on I 90 East
1971 ft · 1 min
-
12
Merge slight left onto Massachusetts Turnpike
40.2 mi · 48 min · Massachusetts Turnpike
-
13
Take the exit slight left toward Allston-Brighton, Cambridge, Fenway Park
2628 ft · 1 min
-
14
Keep slight right to continue on Cambridge, Somerville, Fenway Park
872 ft · 23 sec
-
15
Turn slight right onto Cambridge Street
55 m · 6 sec · Cambridge Street
-
16
Continue on River Street
1.2 km · 2 min · River Street
-
17
Continue on Prospect Street
1.5 km · 3 min · Prospect Street
-
18
Turn slight left onto Webster Avenue
991 ft · 38 sec · Webster Avenue
-
19
Continue on Bow Street
851 ft · 40 sec · Bow Street
-
20
Turn slight right onto Summer Street
923 ft · 40 sec · Summer Street
-
21
Turn right onto Prescott Street
1161 ft · 57 sec · Prescott Street
-
22
Turn left onto Highland Avenue
552 ft · 30 sec · Highland Avenue
-
23
Turn right
50 m · 12 sec
-
24
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Charlton and Somerville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Massachusetts Turnpike
Merge slight left onto Massachusetts Turnpike
40.2 mi · 00h 48m
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.
Slight Chance Rain Showers leaving Charlton and Slight Chance Light Rain 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 Charlton to Somerville?
The road trip is about 51.8 miles (83.4 km) and usually takes 01h 04m 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?
Cordaville is a useful midpoint, sitting about 25.9 miles from Charlton and 26 miles from Somerville.
How much longer is the road route than the straight-line distance?
The direct path is about 47.8 miles (76.9 km), while the road route adds roughly 4 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 4:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.12 one way or $14.24 round trip. Estimated CO2 is about 16.3 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Charlton and Slight Chance Light Rain then Chance Rain Showers near Somerville.
Stop Ideas Near Cordaville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cordaville.
Framingham station
Union Station
Route 128 station
Back Bay station
Flight Path Map
This map shows the direct air route between Charlton and Somerville. Straight-line distance: 47.8 mi (76.92 km).
#1 Charlton
Town in Worcester County, Massachusetts, United States of America
| Population | 13,698 |
| Coordinates | 42.1356500, -71.9700700 |
| Altitude | 271 |
| Country | United States |
#2 Somerville
A city in Middlesex County, Massachusetts.
| Population | 80,935 |
| Coordinates | 42.3876000, -71.0995000 |
| Altitude | 28 |
| Country | United States |
End: (-71.099387, 42.387558)
Estimated Travel Time
Distance: 83 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 43m |
| 40 mph (64.37 km/h) | 01h 17m |
| 50 mph (80.47 km/h) | 01h 02m |
| 60 mph (96.56 km/h) | 00h 51m |
| 70 mph (112.65 km/h) | 00h 44m |
| 80 mph (129 km/h) | 00h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $7.12 | $14.24 |
| Mid-grade | $4.40 | $8.05 | $16.09 |
| Premium | $4.80 | $8.78 | $17.56 |
| Diesel | $4.49 | $8.21 | $16.43 |
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.