How far is Chicago, IL from Assumption, IL?
The driving distance from Chicago, IL to Assumption, IL is about 207.9 miles (334.6 km), with a travel time of about 03h 56m by car.
- The straight-line flight distance is about 176.8 miles (284.6 km).
- For a round trip, plan for roughly 07h 53m 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 56m.
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 Iroquois County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Chicago and Assumption.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chicago and Assumption.
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1
Start on the route
943 ft · 1 min
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2
At the end of the road, turn right onto West Cermak Road
947 ft · 26 sec · West Cermak Road
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3
Turn left onto South Halsted Street
737 ft · 17 sec · South Halsted Street
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4
Turn right onto South Canalport Avenue
87 m · 6 sec · South Canalport Avenue
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5
Turn slight right
34 m · 5 sec
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6
Take the ramp straight toward I 90 East, I 94 East
139 m · 11 sec
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7
Keep slight left to continue on I 90, I 94 East: Indiana
929 ft · 23 sec
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8
Merge slight left onto Dan Ryan Expressway
1.2 km · 48 sec · Dan Ryan Expressway
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9
Keep slight left to continue on Dan Ryan Expressway (Express)
8.8 mi · 12 min · Dan Ryan Expressway (Express)
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10
Keep slight right to continue on I 57 South: Memphis
123.2 mi · 2 hr 17 min
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11
Take the exit slight right toward I 72 West: Decatur
2596 ft · 1 min
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12
Merge slight left
47.6 mi · 51 min
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13
Take the exit slight left toward US 36 East, US 51 South: Decatur, Pana
2607 ft · 1 min
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14
Keep slight left to continue on US 51 South: Pana
25 mi · 28 min
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15
Turn right onto County Highway 6
825 ft · 23 sec · County Highway 6
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16
Continue on East 1200 North Road
2240 ft · 1 min · East 1200 North Road
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17
Turn left onto North Oak Street
1151 ft · 53 sec · North Oak Street
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18
Turn right onto East 1st Street
32 m · 5 sec · East 1st Street
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19
Arrive at your destination
0 m · 1 sec · East 1st Street
Car Route Details
A richer read on the saved driving route between Chicago 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
Keep slight right to continue on I 57 South: Memphis
123 mi · 02h 17m
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 Likely leaving Chicago and Showers And Thunderstorms Likely near Assumption.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chicago to Assumption?
The road trip is about 207.9 miles (334.6 km) and usually takes 03h 56m 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?
Loda is a useful midpoint, sitting about 104 miles from Chicago and 104 miles from Assumption.
How much longer is the road route than the straight-line distance?
The direct path is about 176.8 miles (284.6 km), while the road route adds roughly 31.1 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 9:06 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.68 one way or $55.36 round trip. Estimated CO2 is about 65.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Chicago and Showers And Thunderstorms Likely near Assumption.
Stop Ideas Near Loda
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 Loda.
Rantoul
Gilman
Illinois Terminal
Danville, Illinois
Flight Path Map
This map shows the direct air route between Chicago and Assumption. Straight-line distance: 176.86 mi (284.63 km).
#1 Chicago
The third most populous city in the United States and the center of the Chicago metropolitan area.
| Population | 2,677,643 |
| Coordinates | 41.850033, -87.6500523 |
| Altitude | 179 |
| 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: 335 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 55m |
| 40 mph (64.37 km/h) | 05h 11m |
| 50 mph (80.47 km/h) | 04h 09m |
| 60 mph (96.56 km/h) | 03h 27m |
| 70 mph (112.65 km/h) | 02h 58m |
| 80 mph (129 km/h) | 02h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $27.68 | $55.36 |
| Mid-grade | $4.25 | $31.22 | $62.43 |
| Premium | $4.65 | $34.16 | $68.32 |
| Diesel | $5.30 | $38.93 | $77.86 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.