How far is Markham, IL from Assumption, IL?
The driving distance from Markham, IL to Assumption, IL is about 187.3 miles (301.5 km), with a travel time of about 03h 28m by car.
- The straight-line flight distance is about 159.9 miles (257.4 km).
- For a round trip, plan for roughly 06h 56m 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 28m.
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.
Human settlement in Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Markham and Assumption.
Turn-by-Turn Driving Directions
Step-by-step road directions between Markham and Assumption.
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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
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3
Take the ramp slight right toward I 80 West
2482 ft · 1 min
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4
Merge slight left
2.3 mi · 3 min
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5
Take the exit slight left toward I 57 South: Memphis
1640 ft · 32 sec
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6
Merge slight right
109.4 mi · 1 hr 58 min
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7
Take the exit slight right toward I 72 West: Decatur
2596 ft · 1 min
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8
Merge slight left
47.6 mi · 51 min
-
9
Take the exit slight left toward US 36 East, US 51 South: Decatur, Pana
2607 ft · 1 min
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10
Keep slight left to continue on US 51 South: Pana
25 mi · 28 min
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11
Turn right onto County Highway 6
825 ft · 23 sec · County Highway 6
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12
Continue on East 1200 North Road
2240 ft · 1 min · East 1200 North Road
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13
Turn left onto North Oak Street
1151 ft · 53 sec · North Oak Street
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14
Turn right onto East 1st Street
32 m · 5 sec · East 1st Street
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15
Arrive at your destination
0 m · 1 sec · East 1st Street
Car Route Details
A richer read on the saved driving route between Markham and Assumption.
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 57 South
Merge slight right
109 mi · 01h 58m
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.
Mostly Sunny leaving Markham and Slight Chance Rain Showers near Assumption.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Markham to Assumption?
The road trip is about 187.3 miles (301.5 km) and usually takes 03h 28m 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?
Ludlow is a useful midpoint, sitting about 93.7 miles from Markham and 93.7 miles from Assumption.
How much longer is the road route than the straight-line distance?
The direct path is about 159.9 miles (257.4 km), while the road route adds roughly 27.4 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 10:04 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.93 one way or $49.85 round trip. Estimated CO2 is about 58.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Markham and Slight Chance Rain Showers near Assumption.
Stop Ideas Near Ludlow
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 Ludlow.
Rantoul
Illinois Terminal
Gilman
Danville, Illinois
Flight Path Map
This map shows the direct air route between Markham and Assumption. Straight-line distance: 159.92 mi (257.36 km).
#1 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
#2 Assumption
City in Christian County, Illinois, United States
| Population | 1,056 |
| Coordinates | 39.5203200, -89.0489700 |
| Altitude | 197 |
| Country | United States |
End: Assumption (-89.04897, 39.52032)
Estimated Travel Time
Distance: 302 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 14m |
| 40 mph (64.37 km/h) | 04h 41m |
| 50 mph (80.47 km/h) | 03h 44m |
| 60 mph (96.56 km/h) | 03h 07m |
| 70 mph (112.65 km/h) | 02h 40m |
| 80 mph (129 km/h) | 02h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $24.93 | $49.85 |
| Mid-grade | $4.25 | $28.11 | $56.22 |
| Premium | $4.65 | $30.76 | $61.53 |
| Diesel | $5.30 | $35.06 | $70.12 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.