How far is Niles, IL from Marengo, IL?
The driving distance from Niles, IL to Marengo, IL is about 49.8 miles (80.2 km), with a travel time of about 01h 01m by car.
- The straight-line flight distance is about 44.2 miles (71.2 km).
- For a round trip, plan for roughly 02h 03m 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 01m.
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 United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Niles and Marengo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Niles and Marengo.
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1
Start on North Waukegan Road
2122 ft · 44 sec · North Waukegan Road
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2
Continue on North Milwaukee Avenue
155 m · 17 sec · North Milwaukee Avenue
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3
Turn right onto West Touhy Avenue
2.8 mi · 5 min · West Touhy Avenue
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4
Turn left onto South Dee Road
1 mi · 2 min · South Dee Road
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5
Turn right onto Devon Avenue
1.4 km · 2 min · Devon Avenue
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6
Take the ramp slight right toward I 90 West Toll
1349 ft · 33 sec
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7
Merge slight left onto Jane Addams Memorial Tollway
35.1 mi · 38 min · Jane Addams Memorial Tollway
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8
Take the exit slight right toward US 20: Hampshire, Marengo
2399 ft · 1 min
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9
At the end of the road, turn left onto U.S. Grant Memorial Highway
2537 ft · 53 sec · U.S. Grant Memorial Highway
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10
Continue on East Grant Highway
1.1 km · 55 sec · East Grant Highway
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11
Enter the roundabout and take exit 2 toward East Grant Highway
28 m · 2 sec · East Grant Highway
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12
Exit the roundabout onto East Grant Highway
3.3 mi · 4 min · East Grant Highway
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13
Enter the roundabout and take exit 3 toward East Grant Highway
60 m · 4 sec · East Grant Highway
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14
Exit the roundabout onto East Grant Highway
4.4 mi · 6 min · East Grant Highway
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15
Turn right onto South State Street
33 m · 2 sec · South State Street
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16
Arrive at your destination
0 m · 1 sec · South State Street
Car Route Details
A richer read on the saved driving route between Niles and Marengo.
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.
Jane Addams Memorial Tollway
Merge slight left onto Jane Addams Memorial Tollway
35.1 mi · 00h 38m
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.
Rain Showers leaving Niles and Showers And Thunderstorms near Marengo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Niles to Marengo?
The road trip is about 49.8 miles (80.2 km) and usually takes 01h 01m 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?
East Dundee is a useful midpoint, sitting about 24.9 miles from Niles and 25 miles from Marengo.
How much longer is the road route than the straight-line distance?
The direct path is about 44.2 miles (71.2 km), while the road route adds roughly 5.6 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 4:26 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.21 one way or $16.42 round trip. Estimated CO2 is about 15.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Niles and Showers And Thunderstorms near Marengo.
Stop Ideas Near East Dundee
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 East Dundee.
Naperville
Glenview station
La Grange Road
Summit
Flight Path Map
This map shows the direct air route between Niles and Marengo. Straight-line distance: 44.22 mi (71.17 km).
#1 Niles
City in Trumbull County, Ohio
| Population | 28,615 |
| Coordinates | 42.0189200, -87.8028400 |
| Altitude | 194 |
| Country | United States |
#2 Marengo
City in McHenry County, Illinois, United States
| Population | 7,377 |
| Coordinates | 42.2486300, -88.6084300 |
| Altitude | 254 |
| Country | United States |
End: Marengo (-88.60843, 42.24863)
Estimated Travel Time
Distance: 80 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 39m |
| 40 mph (64.37 km/h) | 01h 14m |
| 50 mph (80.47 km/h) | 00h 59m |
| 60 mph (96.56 km/h) | 00h 49m |
| 70 mph (112.65 km/h) | 00h 42m |
| 80 mph (129 km/h) | 00h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $8.21 | $16.42 |
| Mid-grade | $5.29 | $9.31 | $18.63 |
| Premium | $5.84 | $10.27 | $20.55 |
| Diesel | $6.57 | $11.56 | $23.13 |
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 · Oct 15, 2026