Traveling from Dalton to Somerville covers 139.4 miles across the Northeast, a trip that typically takes about 2 hours and 37 minutes behind the wheel. Because this route is a turn-heavy local drive rather than a straight highway shot, it is best suited as a single-day trip. You should budget approximately $19 for fuel to complete the journey. Since the entire drive stays within Massachusetts, you will remain in the familiar Northeast region throughout the transit. It is a straightforward trek that avoids major interstates, offering a consistent driving experience from start to finish.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
69.9 miles from Dalton, MA
A natural place for your longest stop of the day
, about 1h 37m into the drive
.
Main Roads
Road
Distance
Duration
Massachusetts Turnpike
119.5 mi
2h 19m
Holmes Road
3.5 mi
7m
Veterans Memorial Highway
2.3 mi
2m
Pittsfield Road
2 mi
3m
Main Street
1.5 mi
3m
Laurel Street
1.2 mi
2m
Lee Road
1.2 mi
2m
Merrill Road
1 mi
2m
Longest stretch:
Massachusetts Turnpike
— 119.5 mi, about 2h 19m
Turn-by-Turn Driving Directions
Step-by-step road directions between Dalton, MA and Somerville, MA.
1
Start on Stockbridge Avenue
220 ft·10 sec·Stockbridge Avenue
2
Turn left onto Haworth Street
392 ft·20 sec·Haworth Street
3
Turn right onto MA 8; MA 9
1.0 mi·2 min·Main Street
4
Continue on MA 8; MA 9
0.9 mi·2 min·Dalton Avenue
5
Turn slight left onto MA 9
1.0 mi·2 min·Merrill Road
6
Turn left onto Junction Road
438 ft·12 sec·Junction Road
7
Continue on Junction Road
181 ft·4 sec·Junction Road
8
Turn straight onto East Street
0.7 mi·1 min·East Street
9
Turn left onto Newell Street
0.4 mi·59 sec·Newell Street
10
Turn left onto Dorchester Avenue
0.4 mi·1 min·Dorchester Avenue
11
At end of road, turn right onto Elm Street
0.2 mi·28 sec·Elm Street
12
Turn left onto Holmes Road
3.5 mi·7 min·Holmes Road
13
At end of road, turn left onto US 7; US 20
2.0 mi·3 min·Pittsfield Road
14
Continue on US 7; US 20
2.3 mi·2 min·Veterans Memorial Highway
15
Continue on US 20
1.2 mi·2 min·Lee Road
16
Continue on US 20
1.2 mi·2 min·Laurel Street
17
Continue on US 20
0.2 mi·12 sec·West Center Street
18
At end of road, turn right onto US 20
0.4 mi·1 min·Main Street
19
At end of road, turn left onto US 20
0.1 mi·26 sec·Park Street
20
Continue on US 20
0.5 mi·1 min·Housatonic Street
21
Take the exit
0.3 mi·42 sec
22
Keep slight right at fork
0.4 mi·52 sec
23
Merge onto I 90
120 mi·2 hr 19 min·Massachusetts Turnpike
Use the straight lane.
24
Take the exit
0.5 mi·1 min
Exit 131Toward Allston-Brighton, Cambridge, Fenway ParkUse the slight left lane.
25
Keep slight right at fork
0.2 mi·23 sec
Toward Cambridge, Somerville, Fenway ParkUse the slight left / slight right lanes.
26
Turn slight right onto Cambridge Street
180 ft·6 sec·Cambridge Street
27
Continue on River Street
0.8 mi·2 min·River Street
Use the straight / left lanes.
28
Continue on Prospect Street
0.9 mi·3 min·Prospect Street
29
Turn slight left onto Webster Avenue
0.2 mi·38 sec·Webster Avenue
30
Continue on Bow Street
0.2 mi·39 sec·Bow Street
31
Turn slight right onto Summer Street
0.2 mi·39 sec·Summer Street
32
Turn right onto Prescott Street
0.2 mi·57 sec·Prescott Street
33
Turn left onto Highland Avenue
0.1 mi·30 sec·Highland Avenue
34
Turn right
163 ft·12 sec
35
Arrive at destination
Trip Plan
Since this 139.4-mile route is completed in under three hours, you have plenty of flexibility to plan your departure time around local traffic conditions. Aim to build in at least one stop during your travel to break up the turn-heavy nature of the local roads. Keep an eye on your fuel gauge early, as the $19 estimate is based on consistent local driving, which can vary depending on your vehicle's efficiency. Because you are strictly avoiding highways, factor in extra time for potential congestion on Main Street or Dalton Avenue. My best tip is to prioritize a mid-trip rest to stay sharp, as the frequent turning requires more mental focus than a standard highway cruise.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 69.9 miles from Dalton, MA, or about 1h 37m into the drive.
The longest continuous stretch on this route runs about 119.5 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 31 miles or 51m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 69.9 miles or 1h 37m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 29m
Traffic, exits, and arrival timing usually matter more near Somerville, MA than in the middle of the route.
Before You Leave
+
Open the route before leaving Dalton, MA so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Dalton, MA
This is one driving day of about 139.8 miles and 3h 5m.
Your first comfortable stop window is around 31 miles from Dalton, MA.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Massachusetts Turnpike for about 119.5 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 19
5 decision points cluster between mile 4.6 and 137.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
4.6 mi into trip|~12m in|Elm Street
At end of road, turn right onto Elm Street
Navigation decision point
5
8.3 mi into trip|~20m in|US 7; US 20 / Pittsfield Road
At end of road, turn left onto US 7; US 20 / Pittsfield Road
Navigation decision point
5
17 mi into trip|~35m in|I 90 / Massachusetts Turnpike
Merge onto I 90 / Massachusetts Turnpike
Merge point - match speed before joining. Lane positioning matters here
Use the straight lane.
8
136.6 mi into trip|~2h 55m in
Take the exit toward Allston-Brighton, Cambridge, Fenway Park
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left lane.
Exit 131
Toward Allston-Brighton, Cambridge, Fenway Park
8
137.1 mi into trip|~2h 56m in
Keep slight right at fork toward Cambridge, Somerville, Fenway Park
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Toward Cambridge, Somerville, Fenway Park
Fuel & Cost
Regular Gas
$22.37 one way
$44.75 round trip
$4.07/gal25.4 MPG avg49 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.43
$24.40
$48.80
premium
$4.82
$26.55
$53.09
diesel
$5.61
$30.87
$61.73
Estimated Tolls: $7.17
Massachusetts Turnpike
(119.5 mi)$7.17
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Estimated Trip Cost (one way, 1 person)
Fuel
$22
Tolls
$7
Meals
$25–$50
Total
$55–$80
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 48.9 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $15 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
41.9
0
$14.68
$6.71
Efficient EV
35
0
$12.23
$5.59
EV Truck/SUV
55.9
0
$19.57
$8.95
Gas CO2
49 kg
EV CO2
16 kg (67% 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.
Forecast as of Apr 18, 2026
Origin
Dalton, MA
Night
in Dalton on Saturday
Local time
9:17 PM
EDT
Current temp
63°F
Mostly Sunny
SE 10 mph1% chanceLive forecast
Destination
Somerville, MA
Night
in Somerville on Saturday
Local time
9:17 PM
EDT
Current temp
51°F
Areas Of Fog then Cloudy
NE 5 to 9 mph3% chanceLive forecast
40°F
Wales, MA
70 mi in
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
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
12 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
3h 5m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Boston National Historical Park
National Historical Park
Discover how one city could be the Cradle of Liberty, site of the first major battle of American Revolution, and home to many who espoused that freedom can be extended to all.
3 mi from route
~6 min detour
Free
near mile 139.8
At Minute Man National Historical Park the opening battle of the Revolution is brought to life as visitors explore the battlefields and structures associated with April 19, 1775, and witness the Ameri...
8 mi from route
~20 min detour
Free
near mile 130.2
From the Sound to the summits: the New England Trail covers 235 miles from Long Island Sound across long ridges to scenic mountain summits in Connecticut and Massachusetts. The trail offers panoramic...
9 mi from route
~22 min detour
Free
near mile 57.9
From the sweet little farm at the foot of Penn’s Hill to the gentleman’s country estate at Peace field, Adams National Historical Park is the story of “heroes, statesmen, philosophers…and learned wome...
10 mi from route
~25 min detour
$15
near mile 139.8
. . . where you can walk a Civil War-era fort, view historic lighthouses, explore tide pools, hike lush trails, camp under the stars, or relax while fishing, picnicking, or swimming—all within reach o...
10 mi from route
~25 min detour
Free
near mile 139.8
Originally established in 1938 as the first National Historic Site in the United States, Salem Maritime National Historical Park consists of nine acres of land and twelve historic structures along the...
14 mi from route
~36 min detour
Free
near mile 139.8
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a hands-on experience as you navigate this route, which relies entirely on local roads like Haworth Street, Main Street, and Dalton Avenue rather than high-speed interstates. With a highway share of 0%, this drive demands your full attention as you work through numerous turns and local traffic patterns. You will not find long, monotonous stretches here, as the longest uninterrupted segment on Haworth Street is effectively 0 miles. The journey maintains a technical, local feel that differs significantly from a typical highway commute. Prepare for a steady pace that keeps you engaged with the road environment for the duration of the trip.
86% highway — fuel and pacing are the main things to plan.
35 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 119.5 mi on Massachusetts Turnpike.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on Massachusetts Turnpike and Holmes Road. You will hit about 19 points where you need to pay attention to lane position or signs. The trickiest moment comes around 4.6 miles in near Elm Street.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 139.8 miles you will encounter 19 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: at 4.6 miles (Elm Street): Navigation decision point; at 8.3 miles (US 7; US 20 / Pittsfield Road): Navigation decision point; at 17 miles (I 90 / Massachusetts Turnpike): Merge point - match speed before joining. Lane positioning matters here.
Older Bostonians might still derisively call it "Slummerville", but today that tired old moniker couldn't be further from the truth. Packed with upwardly mobile professionals and longtime residents, Somerville is often voted an "All-America City" and the best-run city in Massachusetts. It would seem civically engaged folks can achieve uncommon results; and Somerville fosters an environment of cooperation like no other. Its 81,000 residents (2020) are quick to enjoy the fruits of their artistry, and you'll find top notch options for dinner, drinks, and dancing all in abundance within Somerville's borders. Lurking just to the south, big brothers Boston and Cambridge provide options and opportunities for many of Somerville's creative class residents.
Doable as a same-day drive at 3h 5m. Total distance: 139.8 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
3h 5m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (86%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 119.5 miles on Massachusetts Turnpike. The full list of main roads is in the Roads section above.
Expect about $7.17 in tolls one way, starting with Massachusetts Turnpike. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.
Yes — we found about 12 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Somerville, MA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 12 rest areas along the route for bathroom stops.
The main spots that need attention: at 4.6 miles (Elm Street): Navigation decision point; at 8.3 miles (US 7; US 20 / Pittsfield Road): Navigation decision point; at 17 miles (I 90 / Massachusetts Turnpike): Merge point - match speed before joining. Lane positioning matters here.
Yes — Boston National Historical Park, Minute Man National Historical Park and New England National Scenic Trail (6 total within detour distance). See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 3.1 hours each way, an in-and-out day trip would put you behind the wheel for 6.2 hours — manageable with a long break at Somerville, MA, but most travelers stay overnight.
