How far is Monmouth, IL from Markham, IL?
The driving distance from Monmouth, IL to Markham, IL is about 196.6 miles (316.4 km), with a travel time of about 03h 02m by car.
- The straight-line flight distance is about 160.4 miles (258.2 km).
- For a round trip, plan for roughly 06h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 02m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Rain
Driving Route Map
The map below follows the saved road route between Monmouth and Markham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Monmouth and Markham.
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1
Start on South 1st Street
65 m · 15 sec · South 1st Street
-
2
Turn left onto East Broadway
89 m · 8 sec · East Broadway
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3
Enter the roundabout and take exit 1 toward Public Square
5 m · 1 sec · North Main Street
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4
Exit the rotary onto North Main Street
1.4 km · 2 min · North Main Street
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5
Take the ramp slight right
84 m · 8 sec
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6
Merge slight left onto Chicago-Kansas City Expressway
18.9 mi · 22 min · Chicago-Kansas City Expressway
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7
Keep slight right to continue on Chicago-Kansas City Expressway
31.5 mi · 34 min · Chicago-Kansas City Expressway
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8
Take the exit slight right toward I 80 East: Chicago
3164 ft · 49 sec
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9
Merge slight left
143.8 mi · 2 hr 39 min
-
10
Take the exit slight right toward Kedzie Avenue
1232 ft · 33 sec
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11
Turn left onto Kedzie Avenue
1.3 km · 2 min · Kedzie Avenue
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12
Turn left onto 163rd Street
20 m · 3 sec · 163rd Street
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13
Arrive at your destination
0 m · 1 sec · 163rd Street
Car Route Details
A richer read on the saved driving route between Monmouth and Markham.
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 80 East
Merge slight left
144 mi · 02h 39m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Showers And Thunderstorms leaving Monmouth and Rain near Markham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Monmouth to Markham?
The road trip is about 196.6 miles (316.4 km) and usually takes 03h 02m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Princeton is a useful midpoint, sitting about 98.2 miles from Monmouth and 98.4 miles from Markham.
How much longer is the road route than the straight-line distance?
The direct path is about 160.4 miles (258.2 km), while the road route adds roughly 36.2 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:56 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.38 one way or $64.75 round trip. Estimated CO2 is about 61.7 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Monmouth and Rain near Markham.
Stop Ideas Near Princeton
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 Princeton.
Princeton
Mendota station
Kewanee
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Monmouth and Markham. Straight-line distance: 160.44 mi (258.21 km).
#1 Monmouth
City in Warren County, Illinois, United States
| Population | 8,801 |
| Coordinates | 40.9114300, -90.6473600 |
| Altitude | 232 |
| Country | United States |
#2 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
End: 163rd Street (-87.694771, 41.593508)
Estimated Travel Time
Distance: 316 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 32m |
| 40 mph (64.37 km/h) | 04h 54m |
| 50 mph (80.47 km/h) | 03h 55m |
| 60 mph (96.56 km/h) | 03h 16m |
| 70 mph (112.65 km/h) | 02h 48m |
| 80 mph (129 km/h) | 02h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $32.38 | $64.75 |
| Mid-grade | $5.29 | $36.73 | $73.45 |
| Premium | $5.84 | $40.51 | $81.02 |
| Diesel | $6.57 | $45.60 | $91.21 |
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