How far is Somerville, MA from Ashland, MA?

The driving distance from Somerville, MA to Ashland, MA is about 24.2 miles (39 km), with a travel time of about 00h 44m by car.

  • The straight-line flight distance is about 20.6 miles (33.1 km).
  • For a round trip, plan for roughly 01h 29m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
24.25 mi
00h 44m
Flight
20.54 mi
33.05 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Somerville.

Flight Distance

Direct air line
20.54 mi
Kilometers
33.05 km
Flight Time
00h 02m

Driving Distance

Road route
24.25 mi
Kilometers
39.02 km
Drive Time
00h 44m

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 44m.

Arrival Snapshot
Arrive in Ashland
Fri, Apr 17, 10:42 PM EDT
Return by in Somerville
Fri, Apr 17, 11:27 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Somerville
2026-04-17T21:57
Arrive Ashland
Fri, Apr 17, 10:42 PM EDT
Route Timing
00h 44m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:45 AM to 7:45 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:00 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Somerville
10:00 PM EDT
Flexible departure

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
Weston
MA

Town in Middlesex County, Massachusetts, United States

From Somerville
12.1 mi
00h 22m
To Ashland
12.1 mi
00h 22m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Friday

Chance Rain Showers

Starts
Fri, Apr 17 6:00 AM EDT
Wind
3 to 7 mph NW
Destination
77°F
Friday

Showers And Thunderstorms Likely

Starts
Fri, Apr 17 6:00 AM EDT
Wind
3 to 7 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    50 m · 18 sec

  2. 2

    Turn left onto Highland Avenue

    2121 ft · 2 min · Highland Avenue

  3. 3

    Continue on Medford Street

    134 m · 14 sec · Medford Street

  4. 4

    Turn right onto McGrath Highway

    121 m · 8 sec · McGrath Highway

  5. 5

    Continue on McGrath Highway

    960 ft · 19 sec · McGrath Highway

  6. 6

    Turn right onto Washington Street

    1106 ft · 26 sec · Washington Street

  7. 7

    Turn left onto Prospect Street

    1.1 mi · 4 min · Prospect Street

  8. 8

    Continue on Western Avenue

    1.1 km · 2 min · Western Avenue

  9. 9

    Turn left onto Soldiers Field Road

    1012 ft · 28 sec · Soldiers Field Road

  10. 10

    Take the ramp right toward I 90: Mass Pike

    1326 ft · 32 sec

  11. 11

    Keep slight right to continue on I 90 West: Worcester

    2260 ft · 55 sec

  12. 12

    Merge slight left onto Massachusetts Turnpike

    13.7 mi · 17 min · Massachusetts Turnpike

  13. 13

    Take the exit slight right toward MA 30: Natick, Framingham

    87 m · 10 sec

  14. 14

    Continue on MA 30: Natick, Framingham

    1.1 km · 2 min

  15. 15

    Keep slight right to continue on MA 30 West: Framingham

    1268 ft · 31 sec

  16. 16

    Turn straight onto Cochituate Road

    1.5 km · 2 min · Cochituate Road

  17. 17

    Turn slight left onto Concord Street

    2286 ft · 44 sec · Concord Street

  18. 18

    At the end of the road, turn right onto Concord Street

    1.4 mi · 4 min · Concord Street

  19. 19

    Turn right onto Waverly Street

    2349 ft · 1 min · Waverly Street

  20. 20

    Turn right onto Fountain Street

    2.1 mi · 5 min · Fountain Street

  21. 21

    Continue on Front Street

    2950 ft · 1 min · Front Street

  22. 22

    Turn right onto Concord Street

    51 m · 10 sec · Concord Street

  23. 23

    Turn right

    35 m · 8 sec

  24. 24

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

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.

Directions
24 steps
13 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
99.2 / 100 mi
Decision points by distance
Main Roads
Massachusetts Turnpike
13.7 mi · 56%
Fountain Street
2.13 mi · 9%
Concord Street
1.89 mi · 8%
Prospect Street
1.13 mi · 5%
Cochituate Road
0.91 mi · 4%
MA 30
0.72 mi · 3%
Longest Stretch

Massachusetts Turnpike

Merge slight left onto Massachusetts Turnpike

13.7 mi · 00h 17m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 44m
Quick drive
Same-Day Return
01h 30m
Round-trip wheel time
Road vs Air
+3.6 mi
20.6 mi direct line
Halfway Stop
Weston
00h 22m from Somerville
Leave By
7:00 PM EDT
Flexible departure
Weather Watch

Chance Rain Showers leaving Somerville and Showers And Thunderstorms Likely near Ashland.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 24.2 miles (39 km) and usually takes 00h 44m 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?

Weston is a useful midpoint, sitting about 12.1 miles from Somerville and 12.1 miles from Ashland.

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

The direct path is about 20.6 miles (33.1 km), while the road route adds roughly 3.6 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 7:00 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.35 one way or $6.69 round trip. Estimated CO2 is about 7.6 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Somerville and Showers And Thunderstorms Likely near Ashland.

Stop Ideas Near Weston

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Weston and the surrounding midpoint area.
Cocobeet - Boston
Food stop 11.8 mi away

Cocobeet - Boston

Boston , MA
100 City Hall Plaza, Boston, MA 02108
Rating 4.4/5 198 reviews Health food restaurant,Juice shop,Raw food restaurant,Vegan restaurant
Boston's Old City Hall
Scenic stop 11.7 mi away

Boston's Old City Hall

Boston , MA
45 School St, Boston, MA 02108, United States
Rating 4.6/5 346 reviews Tourist attraction,Historical landmark
Cambridge City Hall
Meeting point 9.5 mi away

Cambridge City Hall

Cambridge , MA
795 Massachusetts Ave, Cambridge, MA 02139
Rating 4.4/5 47 reviews City Hall,City government office
Shoppers World
Nearby stop 6 mi away

Shoppers World

Framingham , MA
1 Worcester Rd, Framingham, MA 01701, United States
Rating 4.3/5 2,625 reviews Shopping mall

Transit and Meeting Points

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

RAIL

Framingham station

14 mi away
417 Waverly St.
RAIL

Back Bay station

19 mi away
145 Dartmouth St.
RAIL

South Station

20 mi away
2 South Station
RAIL

North Station

20 mi away
100 Legends Way

Flight Path Map

This map shows the direct air route between Somerville and Ashland. Straight-line distance: 20.54 mi (33.05 km).

Somerville

#1 Somerville

A city in Middlesex County, Massachusetts.

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

#2 Ashland

Town in Middlesex County, Massachusetts, United States

Population17,887
Coordinates42.2612100, -71.4634000
Altitude56
CountryUnited States
Start: Somerville (-71.0995, 42.3876)
End: Ashland (-71.4634, 42.26121)

Estimated Travel Time

Distance: 39 km by road

SpeedTime
30 mph (48.3 km/h)00h 48m
40 mph (64.37 km/h)00h 36m
50 mph (80.47 km/h)00h 29m
60 mph (96.56 km/h)00h 24m
70 mph (112.65 km/h)00h 20m
80 mph (129 km/h)00h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.86 gal
3.24 L · about $3.35
Round trip
$6.69
1.72 gal · 6.48 L
Estimated CO2
7.6 kg one way
Round trip: 15.3 kg / 34 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $3.35 $6.69
Mid-grade $4.40 $3.78 $7.56
Premium $4.80 $4.13 $8.25
Diesel $4.49 $3.86 $7.72

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 18, 2026

There is no time difference between Somerville and Ashland. The current time is 21:57:24.

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.