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Trip from Plymouth, IN to South Bend, IN

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

Drive Time

40m

Distance

25.8 mi

41 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$4

one way

EV Charging

Unknown

Best Time to Leave

Save up to 10 min
4 AM
0h 37m ★
6 AM
0h 41m
8 AM
0h 47m
10 AM
0h 43m
12 PM
0h 42m
3 PM
0h 43m
5 PM
0h 47m
8 PM
0h 38m

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

city in Marshall County, Indiana, United States

Plymouth, IN

Wikimedia Commons

city and county seat of St. Joseph County, Indiana, United States of America

South Bend, IN

Wikimedia Commons

Trip Overview

Plymouth, IN to South Bend, IN is 25.8 miles and takes about 40 minutes via US 31, with a fuel budget near $4 and enough daylight to finish in a day. This short hop stays within the Midwest, connecting two Indiana towns. The drive offers a mixed experience, blending highway speeds with local road navigation. It's a straightforward trip, perfect for a quick transition between destinations, whether you're heading to South Bend for an event or just passing through.

Main Roads

Road Distance Duration
US 31 13.7 mi 17m
Michigan Road 5.8 mi 8m
South Michigan Street 2.5 mi 6m
North Michigan Street 1.7 mi 3m
Grand Army of the Republic Highway 1 mi 1m
South Dr. Martin Luther King Jr. Boulevard 0.7 mi 2m
East Navarre Street <0.1 mi <1m
West Lincoln Highway <0.1 mi <1m
Longest stretch: US 31 — 13.7 mi, about 17m

Turn-by-Turn Driving Directions

Step-by-step road directions between Plymouth, IN and South Bend, IN.

1

Start on West Lincoln Highway

52 ft · 8 sec · West Lincoln Highway
2

Turn left onto SR 17

1.6 mi · 2 min · North Michigan Street
3

Continue on Michigan Road

0.5 mi · 46 sec · Michigan Road
4

Enter roundabout onto Michigan Road

150 ft · 8 sec · Michigan Road
5

Continue on Michigan Road

5.3 mi · 7 min · Michigan Road
6

Turn right onto US 6

1.0 mi · 1 min · Grand Army of the Republic Highway
7

Turn left

0.3 mi · 43 sec
8

Merge onto US 31

14 mi · 17 min · US 31
9

Enter roundabout onto BUS US 31

128 ft · 6 sec · South Michigan Street
10

Continue on BUS US 31

2.5 mi · 6 min · South Michigan Street
11

Continue on South Dr. Martin Luther King Jr. Boulevard

0.7 mi · 2 min · South Dr. Martin Luther King Jr. Boulevard
12

Enter roundabout onto SR 933

124 ft · 7 sec · North Michigan Street
13

Continue on SR 933

454 ft · 17 sec · North Michigan Street
14

Turn right onto East Navarre Street

131 ft · 4 sec · East Navarre Street
15

Arrive at destination

East Navarre Street

Heads-up: tricky spots

5 of 8

5 decision points cluster between mile 2 and 25.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

5
2 mi into trip | ~3m in | Michigan Road

Enter roundabout onto Michigan Road

Roundabout - know your exit number before entering

4
8.4 mi into trip | ~12m in

Turn left

Navigation decision point

4
22.4 mi into trip | ~30m in | BUS US 31 / South Michigan Street

Enter roundabout onto BUS US 31 / South Michigan Street

Roundabout - know your exit number before entering

4
25.6 mi into trip | ~40m in | SR 933 / North Michigan Street

Enter roundabout onto SR 933 / North Michigan Street

Roundabout - know your exit number before entering

5
25.8 mi into trip | ~40m in | East Navarre Street

Turn right onto East Navarre Street

Navigation decision point

Fuel & Cost

Regular Gas

$4.03 one way

$8.07 round trip

$3.97/gal 25.4 MPG avg 9 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.36 $4.43 $8.86
premium $4.89 $4.96 $9.93
diesel $5.61 $5.70 $11.39

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$4

Estimated CO2 emission: 9 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $3 in charging · 0 stops · 67% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 7.7 0 $2.71 $1.24
Efficient EV 6.5 0 $2.26 $1.03
EV Truck/SUV 10.3 0 $3.61 $1.65

Gas CO2

9 kg

EV CO2

3 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 15, 2026

Origin

Plymouth, IN

Morning in Plymouth on Sunday

Local time

6:02 AM

EDT

Current temp

52°F

Unavailable

Live forecast

Destination

South Bend, IN

Morning in South Bend on Sunday

Local time

6:02 AM

EDT

Current temp

51°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

1 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

40m 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.

What kind of drive is this?

This route presents a mixed drive experience, with 53% of it on highway. You'll encounter about 13.7 miles on US 31 as the longest uninterrupted stretch, offering a chance to maintain steady momentum. As you approach South Bend, the character shifts, incorporating more of the Michigan Road and South Michigan Street, which will feel more like local thoroughfares. Expect a blend of quicker travel and more town-centric driving as you complete the journey.

53% highway, the rest on surface roads — varied driving throughout.
15 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 13.7 mi on US 31.

How Hard Is This Drive?

3/10

This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes around 2 miles in near Michigan Road.

Driving Effort 3/10

Easy - simple navigation with a manageable amount of wheel time

Balances navigation complexity with total wheel time.

This is a straightforward 40m drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.

Where does it get tricky?

The main spots that need attention: at 2 miles (Michigan Road): Roundabout - know your exit number before entering; at 8.4 miles: Navigation decision point; at 22.4 miles (BUS US 31 / South Michigan Street): Roundabout - know your exit number before entering.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 40m. Total distance: 25.8 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

40m drive, comfortable solo distance.

EV Driver

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

First-Time Driver

Mostly highway driving (53%). Straightforward navigation.

Frequently Asked Questions

The longest stretch is about 13.7 miles on US 31. The full list of main roads is in the Roads section above.

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 2 miles (Michigan Road): Roundabout - know your exit number before entering; at 8.4 miles: Navigation decision point; at 22.4 miles (BUS US 31 / South Michigan Street): Roundabout - know your exit number before entering.

Yes. A round trip is manageable in a single day if you plan a break at South Bend, IN 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, and EIA for fuel prices. See our methodology for refresh cadence and limitations.

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