How far is Somerville, MA from Westminster, MA?

The driving distance from Somerville, MA to Westminster, MA is about 47 miles (75.6 km), with a travel time of about 01h 13m by car.

  • The straight-line flight distance is about 42.8 miles (68.8 km).
  • For a round trip, plan for roughly 02h 27m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
46.96 mi
01h 13m
Flight
42.76 mi
68.82 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Somerville.

Flight Distance

Direct air line
42.76 mi
Kilometers
68.82 km
Flight Time
00h 05m

Driving Distance

Road route
46.96 mi
Kilometers
75.57 km
Drive Time
01h 13m

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 13m.

Arrival Snapshot
Arrive in Westminster
Wed, Apr 15, 12:54 PM EDT
Return by in Somerville
Wed, Apr 15, 2:08 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somerville
2026-04-15T11:41
Arrive Westminster
Wed, Apr 15, 12:54 PM EDT
Route Timing
01h 13m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:14 AM to 11:14 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:02 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Somerville
9:30 PM EDT
Morning start is best

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
Littleton
MA

Town in Middlesex County, Massachusetts, United States

From Somerville
23.4 mi
00h 36m
To Westminster
23.5 mi
00h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Today

Partly Sunny then Chance Rain Showers

Starts
Wed, Apr 15 9:00 AM EDT
Wind
2 to 8 mph W
Destination
57°F
Overnight

Mostly Clear

Starts
Wed, Apr 15 5:00 AM EDT
Wind
5 mph W

Driving Route Map

The map below follows the saved road route between Somerville and Westminster.

Turn-by-Turn Driving Directions

Step-by-step road directions between Somerville and Westminster.

  1. 1

    Start on the route

    50 m · 14 sec

  2. 2

    Turn right onto Highland Avenue

    1.3 mi · 5 min · Highland Avenue

  3. 3

    Turn left onto Dover Street

    1483 ft · 1 min · Dover Street

  4. 4

    Turn right onto Massachusetts Avenue

    1 km · 1 min · Massachusetts Avenue

  5. 5

    Turn left onto Alewife Brook Parkway

    1895 ft · 50 sec · Alewife Brook Parkway

  6. 6

    Turn right onto Concord Turnpike

    4.1 mi · 6 min · Concord Turnpike

  7. 7

    Continue on Concord Highway

    2.9 mi · 4 min · Concord Highway

  8. 8

    Continue on Cambridge Turnpike

    3.3 mi · 5 min · Cambridge Turnpike

  9. 9

    Continue on Concord Turnpike

    3.9 mi · 6 min · Concord Turnpike

  10. 10

    Continue on Elm Street

    1635 ft · 35 sec · Elm Street

  11. 11

    Enter the roundabout and take exit 3 toward Concord Rotary

    124 m · 5 sec · Union Turnpike

  12. 12

    Exit the rotary onto Union Turnpike

    3035 ft · 39 sec · Union Turnpike

  13. 13

    Continue on Massachusetts Avenue

    6.2 mi · 9 min · Massachusetts Avenue

  14. 14

    Continue on George W Stanton Highway

    1406 ft · 22 sec · George W Stanton Highway

  15. 15

    Continue on Captain Isaac Davis Highway

    11.2 mi · 15 min · Captain Isaac Davis Highway

  16. 16

    Keep slight left to continue on Concord Turnpike

    10.4 mi · 15 min · Concord Turnpike

  17. 17

    Take the exit slight right toward MA 2A, MA 140 South: Westminster

    760 ft · 19 sec

  18. 18

    Keep slight right

    93 m · 9 sec

  19. 19

    Turn straight onto State Road East

    725 ft · 14 sec · State Road East

  20. 20

    Turn right onto Main Street

    1 km · 1 min · Main Street

  21. 21

    Turn right onto Pleasant Street

    563 ft · 25 sec · Pleasant Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · Pleasant Street

Car Route Details

A richer read on the saved driving route between Somerville and Westminster.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
22 steps
13 turns on the saved route
Ramps & Exits
3
0 merges, 3 ramps or exits
Navigation Density
46.8 / 100 mi
Decision points by distance
Main Roads
Concord Turnpike
18.4 mi · 39%
Captain Isaac Davis Highway
11.2 mi · 24%
Massachusetts Avenue
6.89 mi · 15%
Cambridge Turnpike
3.33 mi · 7%
Concord Highway
2.88 mi · 6%
Highland Avenue
1.33 mi · 3%
Longest Stretch

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.

Trip Read

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.

Drive Time
01h 13m
Day trip friendly
Same-Day Return
02h 28m
Round-trip wheel time
Road vs Air
+4.2 mi
42.8 mi direct line
Halfway Stop
Littleton
00h 36m from Somerville
Leave By
4:02 PM EDT
Morning start is best
Weather Watch

Partly Sunny then Chance Rain Showers leaving Somerville and Mostly Clear near Westminster.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Somerville to Westminster?

The road trip is about 47 miles (75.6 km) and usually takes 01h 13m 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 23.4 miles from Somerville and 23.5 miles from Westminster.

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

The direct path is about 42.8 miles (68.8 km), while the road route adds roughly 4.2 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:02 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.46 one way or $12.91 round trip. Estimated CO2 is about 14.8 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Chance Rain Showers around Somerville and Mostly Clear near Westminster.

Stop Ideas Near Littleton

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Littleton, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Littleton.

BUS

Nashua, NH

28 mi away
8 North Southwood Drive
RAIL

Framingham station

30 mi away
417 Waverly St.
RAIL

Anderson Regional Transportation Center

31 mi away
100 Atlantic Ave.
RAIL

Union Station

38 mi away
2 Washington Square

Flight Path Map

This map shows the direct air route between Somerville and Westminster. Straight-line distance: 42.76 mi (68.82 km).

Somerville

#1 Somerville

A city in Middlesex County, Massachusetts.

Population80,935
Coordinates42.3876000, -71.0995000
Altitude28
CountryUnited States
Westminster

#2 Westminster

Town in Massachusetts

Population8,091
Coordinates42.5459200, -71.9106300
Altitude325
CountryUnited States
Start: Somerville (-71.0995, 42.3876)
End: Westminster (-71.91063, 42.54592)

Estimated Travel Time

Distance: 76 km by road

SpeedTime
30 mph (48.3 km/h)01h 33m
40 mph (64.37 km/h)01h 10m
50 mph (80.47 km/h)00h 56m
60 mph (96.56 km/h)00h 46m
70 mph (112.65 km/h)00h 40m
80 mph (129 km/h)00h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.66 gal
6.27 L · about $6.46
Round trip
$12.91
3.32 gal · 12.54 L
Estimated CO2
14.8 kg one way
Round trip: 29.5 kg / 65 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $6.46 $12.91
Mid-grade $4.40 $7.30 $14.60
Premium $4.80 $7.97 $15.93
Diesel $4.49 $7.45 $14.90

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 15, 2026

There is no time difference between Somerville and Westminster. The current time is 11:41:15.

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.