How far is Markham, IL from Glen Carbon, IL?
The driving distance from Markham, IL to Glen Carbon, IL is about 265 miles (426.5 km), with a travel time of about 04h 54m by car.
- The straight-line flight distance is about 230.7 miles (371.3 km).
- For a round trip, plan for roughly 09h 49m 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 04h 54m.
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.
Township in McLean County, Illinois
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 Markham and Glen Carbon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Markham and Glen Carbon.
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1
Start on 163rd Street
20 m · 7 sec · 163rd Street
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2
Turn right onto Kedzie Avenue
2913 ft · 1 min · Kedzie Avenue
-
3
Take the ramp slight right toward I 80 West
2482 ft · 1 min
-
4
Merge slight left
28 mi · 35 min
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5
Take the exit slight right toward I 55 South: Saint Louis
1900 ft · 54 sec
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6
Merge slight left
93 mi · 1 hr 40 min
-
7
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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8
Keep slight left to continue on I 55 South: Saint Louis
72.8 mi · 1 hr 18 min
-
9
Take the exit slight right toward I 270 West: Kansas City
2058 ft · 32 sec
-
10
Merge slight left
2.2 mi · 3 min
-
11
Take the exit slight right toward IL 159: Collinsville, Edwardsville
1859 ft · 32 sec
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12
Keep slight left
42 m · 7 sec
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13
Turn left onto South State Route 159
1946 ft · 43 sec · South State Route 159
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14
Turn right onto Glen Crossing Road
1.1 mi · 3 min · Glen Crossing Road
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15
Turn left onto South Main Street
2733 ft · 1 min · South Main Street
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16
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Markham and Glen Carbon.
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 55 South
Merge slight left
93 mi · 01h 40m
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.
Rain leaving Markham and Showers And Thunderstorms near Glen Carbon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Markham to Glen Carbon?
The road trip is about 265 miles (426.5 km) and usually takes 04h 54m 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?
Funks Grove is a useful midpoint, sitting about 132.5 miles from Markham and 132.5 miles from Glen Carbon.
How much longer is the road route than the straight-line distance?
The direct path is about 230.7 miles (371.3 km), while the road route adds roughly 34.3 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 7:10 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $43.62 one way or $87.24 round trip. Estimated CO2 is about 83.1 kg one way.
What should you check before leaving?
Before you leave, expect Rain around Markham and Showers And Thunderstorms near Glen Carbon.
Stop Ideas Near Funks Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Bloomington, Illinois
Bloomington Finance Department
City Hall - Town of Normal
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Funks Grove.
Uptown Station
Lincoln
Peoria, Illinois
Pontiac station
Flight Path Map
This map shows the direct air route between Markham and Glen Carbon. Straight-line distance: 230.73 mi (371.32 km).
#1 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
#2 Glen Carbon
Village in Illinois, United States
| Population | 12,887 |
| Coordinates | 38.7483800, -89.9831600 |
| Altitude | 142 |
| Country | United States |
End: Glen Carbon (-89.98316, 38.74838)
Estimated Travel Time
Distance: 426 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 49m |
| 40 mph (64.37 km/h) | 06h 37m |
| 50 mph (80.47 km/h) | 05h 17m |
| 60 mph (96.56 km/h) | 04h 24m |
| 70 mph (112.65 km/h) | 03h 47m |
| 80 mph (129 km/h) | 03h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $43.62 | $87.24 |
| Mid-grade | $5.29 | $49.48 | $98.96 |
| Premium | $5.84 | $54.58 | $109.15 |
| Diesel | $6.57 | $61.44 | $122.88 |
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