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Trip from Marstons Mills, MA to New Bedford, MA

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

1h 4m

Distance

45.7 mi

74 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$7

one way

EV Charging

Unknown

Best Time to Leave

Save up to 16 min
4 AM
0h 59m ★
6 AM
1h 5m
8 AM
1h 15m
10 AM
1h 8m
12 PM
1h 7m
3 PM
1h 9m
5 PM
1h 15m
8 PM
1h 2m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Marstons Mills, MA, MA

Marstons Mills, MA

Anete Lusina

city in Bristol County, Massachusetts, United States

New Bedford, MA

Wikimedia Commons

Trip Overview

Marstons Mills to New Bedford is 45.7 miles and takes about 1 hour 4 minutes via I-195 and Mid Cape Highway, with a fuel budget near $7 and enough daylight to finish in a day. This trip stays within Massachusetts, connecting two points in the Northeast region. Expect a mixed drive profile, meaning you'll encounter both faster highway sections and potentially slower local road segments. With only 1 day recommended for this journey, it's a straightforward drive suitable for a quick trip or an add-on to a larger New England exploration.

Main Roads

Road Distance Duration
I 195 14.5 mi 17m
Mid Cape Highway 10.5 mi 14m
MA 25 9.1 mi 10m
Sandwich Road 3 mi 5m
Cotuit Road 2.2 mi 3m
Prospect Street 1.5 mi 2m
MA 28 1 mi 1m
John F. Kennedy Highway 0.9 mi 1m
Longest stretch: I 195 — 14.5 mi, about 17m

Turn-by-Turn Driving Directions

Step-by-step road directions between Marstons Mills, MA and New Bedford, MA.

1

Start on River Road

0.3 mi · 1 min · River Road
2

Turn left onto MA 149

2.2 mi · 3 min · Cotuit Road
3

Enter roundabout onto MA 149

69 ft · 1 sec · Prospect Street
4

Continue on MA 149

1.3 mi · 2 min · Prospect Street
5

Enter roundabout onto MA 149

123 ft · 2 sec · Prospect Street
Toward MA 149 North, US 6 West: West Barnstable
6

Continue on MA 149

0.1 mi · 10 sec · Prospect Street
Toward MA 149 North, US 6 West: West Barnstable
7

Take the ramp

0.2 mi · 23 sec
Toward US 6 West: Boston, Providence, RI
8

Merge onto US 6

10 mi · 14 min · Mid Cape Highway
9

Continue on US 6

0.3 mi · 20 sec · Mid Cape Highway
10

Take the exit onto MA 6A

0.5 mi · 1 min · MA 6A
Exit 55 Toward MA 6A: Sagamore Use the straight lane.
11

At end of road, turn left onto Sandwich Road

2.8 mi · 4 min · Sandwich Road
Use the left lane.
12

Continue on Sandwich Road

0.2 mi · 30 sec · Sandwich Road
13

Enter roundabout onto MA 28

22 ft · 0 sec · MA 28
14

Continue on MA 28

1.0 mi · 1 min · MA 28
15

Continue on MA 25

9.1 mi · 10 min · MA 25
16

Take the exit

1.0 mi · 1 min
Exit 1 Toward I 195 West: New Bedford, Providence Rhode Island
17

Continue on I 195

15 mi · 17 min · I 195
18

Take the exit

0.3 mi · 50 sec
Exit 26 Toward MA 18 South: Downtown New Bedford
19

Merge onto MA 18

0.9 mi · 1 min · John F. Kennedy Highway
Use the straight / slight right lanes.
20

Take the exit

0.1 mi · 16 sec
Toward US 6: Dartmouth, Fairhaven Use the slight right lane.
21

Keep slight right at fork

0.1 mi · 18 sec
Toward US 6 West: Dartmouth Use the slight right lane.
22

Turn straight onto US 6

186 ft · 8 sec · US 6
23

Turn left onto Sixth Street

0.2 mi · 33 sec · Sixth Street
Use the left / straight lanes.
24

Turn left onto Market Street

237 ft · 15 sec · Market Street
25

Turn left onto Pleasant Street

172 ft · 3 sec · Pleasant Street
26

Arrive at destination

Pleasant Street

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown Bourne, MA, MA

Mid-route town

Meal stop

Bourne, MA

23 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.

Popular next leg

Bourne, MA to New Bedford, MA

28.4 mi · 37m

Pacing Suggestions

Sandwich, MA

Fuel and coffee

A short stop after about 10 miles helps settle the day before fatigue starts building.

Bourne, MA

Meal break

The midpoint is around 22.9 miles from Marstons Mills, MA, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 17

5 decision points cluster between mile 3.8 and 45.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

6
3.8 mi into trip | ~7m in | MA 149 / Prospect Street

Enter roundabout onto MA 149 / Prospect Street toward MA 149 North, US 6 West: West Barnstable

Roundabout - know your exit number before entering. Multiple destination signs - pick the right one

Toward MA 149 North, US 6 West: West Barnstable
7
14.6 mi into trip | ~22m in | MA 6A

Take the exit onto MA 6A toward MA 6A: Sagamore

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight lane. Exit 55 Toward MA 6A: Sagamore
7
15.1 mi into trip | ~23m in | Sandwich Road

At end of road, turn left onto Sandwich Road

Lane positioning matters here

Use the left lane.
7
45.1 mi into trip | ~1h 3m in

Take the exit toward US 6: Dartmouth, Fairhaven

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the slight right lane. Toward US 6: Dartmouth, Fairhaven
8
45.2 mi into trip | ~1h 3m in

Keep slight right at fork toward US 6 West: Dartmouth

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight right lane. Toward US 6 West: Dartmouth

Fuel & Cost

Regular Gas

$7.31 one way

$14.63 round trip

$4.07/gal 25.4 MPG avg 16 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.43 $7.98 $15.95
premium $4.82 $8.68 $17.36
diesel $5.61 $10.09 $20.18

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$7

Estimated CO2 emission: 16 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $5 in charging · 0 stops · 69% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 13.7 0 $4.80 $2.19
Efficient EV 11.4 0 $4.00 $1.83
EV Truck/SUV 18.3 0 $6.40 $2.92

Gas CO2

16 kg

EV CO2

5 kg (69% 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

Marstons Mills, MA

Morning in Marstons Mills on Sunday

Local time

7:53 AM

EDT

Current temp

40°F

Unavailable

Live forecast

Destination

New Bedford, MA

Morning in New Bedford on Sunday

Local time

7:53 AM

EDT

Current temp

51°F

Areas Of Fog

NE 10 mph 4% chance 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

11 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

1h 4m 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.

What kind of drive is this?

This route offers a mixed drive experience, with 54% of the journey on highways. You'll spend a significant portion on I-195, which provides stretches of consistent speed. The longest uninterrupted section of highway driving is 14.5 miles on I-195, allowing for a solid period of cruising. As you transition between Mid Cape Highway, MA 25, and I-195, the road character will shift, offering a varied driving experience rather than a monotonous interstate grind.

54% highway, the rest on surface roads — varied driving throughout.
26 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 14.5 mi on I 195.

How Hard Is This Drive?

9/10

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 around 3.8 miles in near MA 149 / Prospect Street.

Driving Effort 9/10

Demanding - stay alert through the decision-heavy sections

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 45.7 miles you will encounter 17 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 3.8 miles (MA 149 / Prospect Street): Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 14.6 miles (MA 6A): Exit ramp - move to the correct lane early. Lane positioning matters here; at 15.1 miles (Sandwich Road): Lane positioning matters here.

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

On the drive from Marstons Mills, MA to New Bedford, MA, road signs begin pointing toward Providence Rhode Island along the way.

Providence Rhode Island

28.3 mi in | ~41m

About the Cities

Arriving in New Bedford, MA

Full guide →

New Bedford is in Massachusetts on the southern coast. New Bedford's excellent harbor made it a natural fishing and whaling center. It was the world's premier whaling port in the 19th century, and, for a time, "the richest city in the world" and "the city that lit the world" because of whale oil production. New Bedford neighbor Acushnet is the birthplace of the Titleist golf ball.

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 1h 4m. Total distance: 45.7 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

1h 4m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (54%). Some complex stretches to watch for.

Scenic Drive

Mixed highway & surface route profile with national parks nearby.

Frequently Asked Questions

The longest stretch is about 14.5 miles on I 195. The full list of main roads is in the Roads section above.

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 New Bedford, MA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 3.8 miles (MA 149 / Prospect Street): Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 14.6 miles (MA 6A): Exit ramp - move to the correct lane early. Lane positioning matters here; at 15.1 miles (Sandwich Road): Lane positioning matters here.

Yes — New Bedford Whaling National Historical Park, Cape Cod National Seashore and Blackstone River Valley National Historical Park. See the National Parks section for detour distances and tips on detours.

Yes. A round trip is manageable in a single day if you plan a break at New Bedford, MA before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.

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