How far is Marengo, IL from Joliet, IL?
The driving distance from Marengo, IL to Joliet, IL is about 77.7 miles (125.1 km), with a travel time of about 01h 27m by car.
- The straight-line flight distance is about 56.8 miles (91.4 km).
- For a round trip, plan for roughly 02h 55m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 01h 27m.
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.
Village in Illinois, U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Marengo and Joliet.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marengo and Joliet.
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1
Start on South State Street
33 m · 7 sec · South State Street
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2
Turn left onto East Grant Highway
4.4 mi · 6 min · East Grant Highway
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3
Enter the roundabout and take exit 2 toward East Grant Highway
33 m · 2 sec · East Grant Highway
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4
Exit the roundabout onto East Grant Highway
3.3 mi · 4 min · East Grant Highway
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5
Enter the roundabout and take exit 2 toward East Grant Highway
35 m · 2 sec · East Grant Highway
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6
Exit the roundabout onto East Grant Highway
1.1 km · 55 sec · East Grant Highway
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7
Continue on U.S. Grant Memorial Highway
2239 ft · 38 sec · U.S. Grant Memorial Highway
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8
Take the ramp slight right toward I 90 Toll West, I 90 Toll East: Chicago, Rockford
1194 ft · 29 sec
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9
Keep slight left to continue on I 90 Toll East: Chicago
2462 ft · 60 sec
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10
Merge slight left onto Jane Addams Memorial Tollway
25.1 mi · 27 min · Jane Addams Memorial Tollway
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11
Take the exit slight right toward I 290, IL 53: Chicago, West Suburbs
2618 ft · 1 min
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12
Keep slight right to continue on I 290 East, IL 53 South: Chicago, West Suburbs
1686 ft · 41 sec
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13
Continue on I 290 East, IL 53 South: Chicago, West Suburbs
1362 ft · 33 sec
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14
Merge slight left
5.7 mi · 7 min
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15
Keep slight left to continue on I 355 South Tollway: Joliet
31.4 mi · 37 min
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16
Take the exit slight right toward US 6: Southwest Highway
2125 ft · 52 sec
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17
Turn right onto Maple Road
5.7 mi · 11 min · Maple Road
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18
Turn left onto North Ottawa Street
2196 ft · 1 min · North Ottawa Street
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19
Turn right
34 m · 8 sec
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20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Marengo and Joliet.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 355 South Tollway
Keep slight left to continue on I 355 South Tollway: Joliet
31.4 mi · 00h 37m
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.
Sunny leaving Marengo and Sunny near Joliet.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marengo to Joliet?
The road trip is about 77.7 miles (125.1 km) and usually takes 01h 27m 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?
Itasca is a useful midpoint, sitting about 39.6 miles from Marengo and 38.1 miles from Joliet.
How much longer is the road route than the straight-line distance?
The direct path is about 56.8 miles (91.4 km), while the road route adds roughly 20.9 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 CDT. If you want a more comfortable same-day return, try to leave by 3:34 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.33 one way or $20.67 round trip. Estimated CO2 is about 24.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Marengo and Sunny near Joliet.
Stop Ideas Near Itasca
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Itasca.
Glenview station
La Grange Road
Naperville
Summit
Flight Path Map
This map shows the direct air route between Marengo and Joliet. Straight-line distance: 56.81 mi (91.43 km).
#1 Marengo
City in McHenry County, Illinois, United States
| Population | 7,377 |
| Coordinates | 42.2486300, -88.6084300 |
| Altitude | 254 |
| Country | United States |
#2 Joliet
The second most populous city in Will County, Illinois.
| Population | 85,583 |
| Coordinates | 41.5251900, -88.0834000 |
| Altitude | 165 |
| Country | United States |
End: (-88.083409, 41.525419)
Estimated Travel Time
Distance: 125 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 35m |
| 40 mph (64.37 km/h) | 01h 56m |
| 50 mph (80.47 km/h) | 01h 33m |
| 60 mph (96.56 km/h) | 01h 17m |
| 70 mph (112.65 km/h) | 01h 06m |
| 80 mph (129 km/h) | 00h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $10.33 | $20.67 |
| Mid-grade | $4.25 | $11.65 | $23.31 |
| Premium | $4.65 | $12.75 | $25.50 |
| Diesel | $5.30 | $14.53 | $29.07 |
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 Illinois · 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.