Origin
Somerville, MA
Morning in Somerville on Friday
Local time
6:20 AM
EDT
Current temp
63°F
Unavailable
Live forecast
Trip from Somerville, MA to Ashby, MA
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 17, 2026 · Editorial standards
Drive Time
1h 20m
Distance
49.5 mi
80 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$8
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 14m
★
6 AM
1h 21m
8 AM
1h 33m
10 AM
1h 25m
12 PM
1h 24m
3 PM
1h 26m
5 PM
1h 33m
8 PM
1h 17m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Somerville, MA
Wikimedia Commons
Ashby, MA
Ron Lach
Trip Overview
Planning a short hop from Somerville, MA, to Ashby, MA? This 49.5-mile drive will take you about 1 hour and 20 minutes, making it a perfect candidate for a day trip. You'll primarily be navigating on Concord Turnpike and Captain Isaac Davis Highway, with a portion on Massachusetts Avenue. With a modest fuel cost estimated at $8, this trip through the Northeast region is quite economical. There are no planned stops, suggesting a straightforward journey where you can focus on reaching your destination efficiently. This route offers a convenient way to travel within Massachusetts without requiring an overnight stay.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 20m. Total distance: 49.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 20m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (32%). Some complex stretches to watch for.
Scenic Drive
Mixed drive route profile with national parks nearby.
Drive Character
This journey offers a mixed drive experience, with 32% of it being highway. You'll encounter stretches on Concord Turnpike, including one continuous segment of 11.7 miles, which allows for steady progress. The route transitions between faster-paced highway driving and more local road conditions as you move along Captain Isaac Davis Highway and Massachusetts Avenue. Expect a varied driving feel, shifting from open road travel to more community-oriented streets. This dynamic keeps the drive engaging without being overly demanding.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 26 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Concord Turnpike is the longest continuous segment at about 11.7 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near Highland Avenue.
Driving Effort
8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 49.5 miles you will encounter 12 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (Highland Avenue): Lane positioning matters here; at 1.6 miles (MA 2A / Massachusetts Avenue): Lane positioning matters here; at 2.3 miles (US 3; MA 16 / Alewife Brook Parkway): Lane positioning matters here.
Critical Maneuvers
5 of 12 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0 mi into trip
|
~0m in
|
Highland Avenue
Turn right onto Highland Avenue
Lane positioning matters here
Use the straight / left lanes.
5
1.6 mi into trip
|
~6m in
|
MA 2A / Massachusetts Avenue
Turn right onto MA 2A / Massachusetts Avenue
Lane positioning matters here
Use the straight lane.
5
2.3 mi into trip
|
~7m in
|
US 3; MA 16 / Alewife Brook Parkway
Turn left onto US 3; MA 16 / Alewife Brook Parkway
Lane positioning matters here
Use the left lane.
4
2.6 mi into trip
|
~8m in
|
MA 2 / Concord Turnpike
Turn right onto MA 2 / Concord Turnpike
Lane positioning matters here
Use the straight / slight right lanes.
5
17.1 mi into trip
|
~30m in
|
MA 2; MA 111 / Union Turnpike
Enter roundabout onto MA 2; MA 111 / Union Turnpike
Roundabout - know your exit number before entering
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Concord Turnpike | 11.7 mi | 17m |
| Captain Isaac Davis Highway | 11.2 mi | 15m |
| Massachusetts Avenue | 6.9 mi | 10m |
| Cambridge Turnpike | 3.3 mi | 5m |
| Concord Highway | 2.9 mi | 3m |
| John Fitch Highway | 2.9 mi | 5m |
| Ashby State Road | 2.6 mi | 4m |
| Fitchburg State Road | 1.9 mi | 2m |
Longest stretch:
Concord Turnpike
— 11.7 mi, about 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Somerville, MA and Ashby, MA.
1
Start on this road
163 ft
·
13 sec
·
this road
2
Turn right onto Highland Avenue
1.3 mi
·
5 min
·
Highland Avenue
Use the straight / left lanes.
3
Turn left onto Dover Street
0.3 mi
·
1 min
·
Dover Street
4
Turn right onto MA 2A
0.6 mi
·
1 min
·
Massachusetts Avenue
Use the straight lane.
5
Turn left onto US 3; MA 16
0.4 mi
·
49 sec
·
Alewife Brook Parkway
Use the left lane.
6
Turn right onto MA 2
4.1 mi
·
5 min
·
Concord Turnpike
Use the straight / slight right lanes.
7
Continue on MA 2
2.9 mi
·
3 min
·
Concord Highway
8
Continue on MA 2
3.3 mi
·
5 min
·
Cambridge Turnpike
Use the straight / right lanes.
9
Continue on MA 2; MA 2A
3.9 mi
·
6 min
·
Concord Turnpike
10
Continue on MA 2; MA 2A
0.3 mi
·
35 sec
·
Elm Street
11
Enter roundabout onto MA 2; MA 111
407 ft
·
5 sec
·
Union Turnpike
12
Continue on MA 2; MA 111
0.6 mi
·
39 sec
·
Union Turnpike
13
Continue on MA 2; MA 111
6.2 mi
·
9 min
·
Massachusetts Avenue
Use the straight / slight left lanes.
14
Continue on MA 2
0.3 mi
·
21 sec
·
George W Stanton Highway
15
Continue on MA 2
11 mi
·
15 min
·
Captain Isaac Davis Highway
16
Keep slight left at fork onto MA 2
3.8 mi
·
5 min
·
Concord Turnpike
17
Turn right onto Abbott Avenue
0.7 mi
·
1 min
·
Abbott Avenue
18
At end of road, turn left onto MA 12
0.2 mi
·
22 sec
·
Water Street
19
Turn right onto Bemis Road
0.5 mi
·
54 sec
·
Bemis Road
20
Keep slight right at fork onto John Fitch Highway
2.9 mi
·
5 min
·
John Fitch Highway
21
Enter roundabout onto Ashby State Road
32 ft
·
0 sec
·
Ashby State Road
22
Continue on Ashby State Road
2.6 mi
·
4 min
·
Ashby State Road
23
Continue on MA 31
1.9 mi
·
2 min
·
Fitchburg State Road
24
Continue on MA 119
1.6 mi
·
3 min
·
Main Street
25
Turn right onto Common Road
121 ft
·
5 sec
·
Common Road
26
Arrive at destination
Common Road
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 24.8 mi from Somerville, MA · 41m into the drive
Mid-route town
Meal stop
25 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 11 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 24.8 miles from Somerville, MA, which is a good place for a longer meal and fuel stop.
Arriving in Ashby, MA
The final approach into Ashby, MA usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$7.92 one way
$15.84 round trip
$4.07/gal
25.4 MPG avg
17 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.43 | $8.64 | $17.28 |
| premium | $4.82 | $9.40 | $18.80 |
| diesel | $5.61 | $10.93 | $21.86 |
Estimated Tolls: $1.09
Concord Turnpike
(7.8 mi)
$0.55
Concord Turnpike
(3.9 mi)
$0.27
Cambridge Turnpike
(3.3 mi)
$0.23
Union Turnpike
(0.6 mi)
$0.04
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Drive Cost (one way)
Fuel
$8
Tolls
$1
Total
$9
Estimated CO2 emission: 17.3 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 65% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 14.9 | 0 | $5.20 | $2.38 |
| Efficient EV | 12.4 | 0 | $4.33 | $1.98 |
| EV Truck/SUV | 19.8 | 0 | $6.93 | $3.17 |
Gas CO2
17 kg
EV CO2
6 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Ashby, MA
Morning in Ashby on Friday
Local time
6:20 AM
EDT
Current temp
37°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
26 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 20m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Somerville, MA to Ashby, MA covers 49.5 miles and takes about 1h 20m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Concord Turnpike, Captain Isaac Davis Highway, Massachusetts Avenue. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 24.8 miles from Somerville, MA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $7.92 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This drive requires moderate attention. Across 49.5 miles you will encounter 12 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: near the start (Highland Avenue): Lane positioning matters here; at 1.6 miles (MA 2A / Massachusetts Avenue): Lane positioning matters here; at 2.3 miles (US 3; MA 16 / Alewife Brook Parkway): Lane positioning matters here.
The route from Somerville, MA to Ashby, MA does not surface many named destination signs beyond the main corridor.
Yes. Nearby national parks include Minute Man National Historical Park, Boston National Historical Park and Adams National Historical Park. There are 6 parks within detour distance of this route.
How this page is built
Compiled and maintained by the Trip.ovh planning team at COD Solutions Oy (Helsinki). Each route is built from authoritative open government and mapping datasets rather than crowdsourced reviews. Distances and geometry come from OSRM over OpenStreetMap. Fuel cost uses EIA weekly regional averages. National park proximity is from the NPS API. Pages are published only after passing our data-quality checks; our methodology page documents refresh cadence, editorial standards, and known limitations.
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