How far is Newton, MA from Cohasset, MA?
The driving distance from Newton, MA to Cohasset, MA is about 29 miles (46.7 km), with a travel time of about 00h 50m by car.
- The straight-line flight distance is about 21.7 miles (35 km).
- For a round trip, plan for roughly 01h 41m 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 00h 50m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Town in Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Newton and Cohasset.
Turn-by-Turn Driving Directions
Step-by-step road directions between Newton and Cohasset.
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1
Start on Homer Street
630 ft · 17 sec · Homer Street
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2
Turn slight right
44 m · 8 sec
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3
Turn straight onto Commonwealth Avenue
1.6 km · 2 min · Commonwealth Avenue
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4
Turn left onto Centre Street
1.6 mi · 4 min · Centre Street
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5
Continue on Washington Street
87 m · 7 sec · Washington Street
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6
Keep slight left to continue on Washington Street
92 m · 6 sec · Washington Street
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7
Continue on Saint James Street
55 m · 4 sec · Saint James Street
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8
Take the ramp slight right toward I 90 East: Boston
1159 ft · 28 sec
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9
Merge slight left onto Massachusetts Turnpike
6.2 mi · 9 min · Massachusetts Turnpike
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10
Take the exit slight left toward I 93: South Station, Concord New Hampshire, Quincy
156 m · 13 sec
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11
Keep slight left to continue on I 93 South, I 93 North: Quincy, Concord New Hampshire
138 m · 11 sec
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12
Keep slight left to continue on I 93 South: Quincy
2957 ft · 1 min
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13
Merge slight right onto John F. Fitzgerald Expressway
1.2 km · 1 min · John F. Fitzgerald Expressway
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14
Continue on Southeast Expressway
3.8 mi · 5 min · Southeast Expressway
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15
Take the exit slight right toward MA 3A South: Neponset, Quincy
1146 ft · 39 sec
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16
Merge slight left onto Gallivan Boulevard
624 ft · 8 sec · Gallivan Boulevard
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17
Take the exit straight
1514 ft · 32 sec
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18
Keep slight right to continue on Hancock Street
1038 ft · 26 sec · Hancock Street
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19
Turn slight right onto Newport Avenue Extension
2.3 mi · 5 min · Newport Avenue Extension
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20
Turn left onto Adams Street
1385 ft · 41 sec · Adams Street
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21
Turn straight onto Hancock Street
1335 ft · 34 sec · Hancock Street
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22
Continue on Washington Street
1.6 mi · 3 min · Washington Street
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23
Enter the roundabout and take exit 2 toward Washington Street
67 m · 4 sec · Washington Street
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24
Exit the roundabout onto Washington Street
138 m · 8 sec · Washington Street
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25
Continue on Fore River Bridge
1767 ft · 2 min · Fore River Bridge
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26
Continue on Bridge Street
1.7 mi · 3 min · Bridge Street
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27
Continue on Lincoln Street
1.5 mi · 2 min · Lincoln Street
-
28
Continue on Broad Cove Road
3272 ft · 55 sec · Broad Cove Road
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29
Continue on Otis Street
2931 ft · 1 min · Otis Street
-
30
Continue on Summer Street
848 ft · 15 sec · Summer Street
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31
Enter the roundabout and take exit 2 toward Rotary Circle
41 m · 2 sec · Justice Cushing Way
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32
Exit the rotary onto Justice Cushing Way
1.2 mi · 2 min · Justice Cushing Way
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33
Turn left onto East Street
1879 ft · 38 sec · East Street
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34
Continue on East Street
2903 ft · 58 sec · East Street
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35
Continue on North Main Street
2.1 mi · 4 min · North Main Street
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36
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Newton and Cohasset.
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.
Massachusetts Turnpike
Merge slight left onto Massachusetts Turnpike
6.17 mi · 00h 09m
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 Newton and Partly Sunny near Cohasset.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Newton to Cohasset?
The road trip is about 29 miles (46.7 km) and usually takes 00h 50m 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?
Milton is a useful midpoint, sitting about 14.5 miles from Newton and 14.5 miles from Cohasset.
How much longer is the road route than the straight-line distance?
The direct path is about 21.7 miles (35 km), while the road route adds roughly 7.3 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 4:48 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.97 one way or $7.94 round trip. Estimated CO2 is about 9.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Newton and Partly Sunny near Cohasset.
Stop Ideas Near Milton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Cambridge City Hall
City Hall Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Milton.
Route 128 station
Back Bay station
South Station
North Station
Flight Path Map
This map shows the direct air route between Newton and Cohasset. Straight-line distance: 21.75 mi (35 km).
#1 Newton
The most populous city in Middlesex County, Massachusetts.
| Population | 87,803 |
| Coordinates | 42.3370400, -71.2092200 |
| Altitude | 30 |
| Country | United States |
#2 Cohasset
City in Norfolk County, Massachusetts, United States of America
| Population | 8,529 |
| Coordinates | 42.2417700, -70.8036500 |
| Altitude | 6 |
| Country | United States |
End: Cohasset (-70.80365, 42.24177)
Estimated Travel Time
Distance: 47 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 58m |
| 40 mph (64.37 km/h) | 00h 43m |
| 50 mph (80.47 km/h) | 00h 34m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 24m |
| 80 mph (129 km/h) | 00h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $3.97 | $7.94 |
| Mid-grade | $4.40 | $4.48 | $8.97 |
| Premium | $4.80 | $4.89 | $9.79 |
| Diesel | $4.49 | $4.58 | $9.16 |
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.