How far is Somerville, MA from Princeton, MA?
The driving distance from Somerville, MA to Princeton, MA is about 52.4 miles (84.3 km), with a travel time of about 01h 20m by car.
- The straight-line flight distance is about 39.9 miles (64.2 km).
- For a round trip, plan for roughly 02h 40m 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 20m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Middlesex County, Massachusetts, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Somerville and Princeton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Somerville and Princeton.
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1
Start on the route
50 m · 14 sec
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2
Turn right onto Highland Avenue
1.3 mi · 5 min · Highland Avenue
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3
Turn left onto Dover Street
1483 ft · 1 min · Dover Street
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4
Turn right onto Massachusetts Avenue
1 km · 1 min · Massachusetts Avenue
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5
Turn left onto Alewife Brook Parkway
1895 ft · 50 sec · Alewife Brook Parkway
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6
Turn right onto Concord Turnpike
4.1 mi · 6 min · Concord Turnpike
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7
Continue on Concord Highway
2.9 mi · 4 min · Concord Highway
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8
Continue on Cambridge Turnpike
3.3 mi · 5 min · Cambridge Turnpike
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9
Continue on Concord Turnpike
3.9 mi · 6 min · Concord Turnpike
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10
Continue on Elm Street
1635 ft · 35 sec · Elm Street
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11
Enter the roundabout and take exit 3 toward Concord Rotary
124 m · 5 sec · Union Turnpike
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12
Exit the rotary onto Union Turnpike
3035 ft · 39 sec · Union Turnpike
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13
Continue on Massachusetts Avenue
6.2 mi · 9 min · Massachusetts Avenue
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14
Continue on George W Stanton Highway
1406 ft · 22 sec · George W Stanton Highway
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15
Continue on Captain Isaac Davis Highway
11.2 mi · 15 min · Captain Isaac Davis Highway
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16
Keep slight right to continue on Leominster Connector
2912 ft · 1 min · Leominster Connector
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17
Take the exit slight right
1010 ft · 25 sec
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18
Continue straight
944 ft · 23 sec
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19
Merge slight left
9.5 mi · 11 min
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20
Take the exit slight right toward MA 140: West Boylston, Princeton
1346 ft · 33 sec
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21
Keep slight right
86 m · 7 sec
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22
Turn straight onto Redemption Rock Trail
2.2 mi · 3 min · Redemption Rock Trail
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23
Turn left onto Princeton Road
1 km · 1 min · Princeton Road
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24
Continue on Sterling Road
2.9 mi · 5 min · Sterling Road
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25
Continue on Gregory Hill Road
726 ft · 17 sec · Gregory Hill Road
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26
Turn slight left onto East Princeton Road
44 m · 3 sec · East Princeton Road
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27
Turn straight onto Gregory Hill Road
1681 ft · 34 sec · Gregory Hill Road
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28
Turn slight right onto Hubbardston Road
41 m · 3 sec · Hubbardston Road
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29
Arrive at your destination
0 m · 1 sec · Hubbardston Road
Car Route Details
A richer read on the saved driving route between Somerville and Princeton.
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.
Captain Isaac Davis Highway
Continue on Captain Isaac Davis Highway
11.2 mi · 00h 15m
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 Somerville and Mostly Sunny near Princeton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Somerville to Princeton?
The road trip is about 52.4 miles (84.3 km) and usually takes 01h 20m 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?
Littleton is a useful midpoint, sitting about 26.2 miles from Somerville and 26.2 miles from Princeton.
How much longer is the road route than the straight-line distance?
The direct path is about 39.9 miles (64.2 km), while the road route adds roughly 12.5 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 3:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.20 one way or $14.39 round trip. Estimated CO2 is about 16.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Somerville and Mostly Sunny near Princeton.
Stop Ideas Near Littleton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall - Internet Backbone Point
Lowell City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Littleton.
Nashua, NH
Framingham station
Anderson Regional Transportation Center
Union Station
Flight Path Map
This map shows the direct air route between Somerville and Princeton. Straight-line distance: 39.9 mi (64.21 km).
#1 Somerville
A city in Middlesex County, Massachusetts.
| Population | 80,935 |
| Coordinates | 42.3876000, -71.0995000 |
| Altitude | 28 |
| Country | United States |
#2 Princeton
Town in Worcester County, Massachusetts, United States
| Population | 3,486 |
| Coordinates | 42.4487000, -71.8773000 |
| Altitude | 346 |
| Country | United States |
End: Princeton (-71.8773, 42.4487)
Estimated Travel Time
Distance: 84 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 44m |
| 40 mph (64.37 km/h) | 01h 18m |
| 50 mph (80.47 km/h) | 01h 02m |
| 60 mph (96.56 km/h) | 00h 52m |
| 70 mph (112.65 km/h) | 00h 44m |
| 80 mph (129 km/h) | 00h 39m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $7.20 | $14.39 |
| Mid-grade | $4.40 | $8.13 | $16.27 |
| Premium | $4.80 | $8.88 | $17.76 |
| Diesel | $4.49 | $8.30 | $16.61 |
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.