How far is Elgin, IL from Assumption, IL?
The driving distance from Elgin, IL to Assumption, IL is about 214.3 miles (344.9 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 178.5 miles (287.2 km).
- For a round trip, plan for roughly 08h 38m 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 19m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Livingston County, Illinois
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 Elgin and Assumption.
Turn-by-Turn Driving Directions
Step-by-step road directions between Elgin and Assumption.
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1
Start on East Chicago Street
10 m · 5 sec · East Chicago Street
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2
Turn right onto Villa Street
2.4 mi · 4 min · Villa Street
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3
Merge slight right onto Martin Luther King Jr Memorial Highway
1583 ft · 29 sec · Martin Luther King Jr Memorial Highway
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4
Continue on West Lake Street
5.2 mi · 7 min · West Lake Street
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5
Continue on Lake Street
6.5 mi · 10 min · Lake Street
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6
Take the ramp right toward I 355 Toll South: Joliet
1589 ft · 39 sec
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7
Merge slight left
18.2 mi · 23 min
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8
Take the exit slight right toward I 55 South: Joliet Road, Saint Louis
1453 ft · 36 sec
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9
Keep slight left to continue on Joliet Road South
1965 ft · 48 sec
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10
Keep slight left to continue on I 55 South: Saint Louis
706 ft · 17 sec
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11
Merge slight left onto Adlai Stevenson Expressway
111.5 mi · 2 hr 3 min · Adlai Stevenson Expressway
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12
Keep slight left to continue on I 74 East, US 51 South, US 55 Business North: Indianapolis, Decatur
2.1 mi · 2 min
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13
Take the exit slight right toward US 51 South, US 51 Business North: Decatur, Bloomington
1616 ft · 40 sec
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14
Continue on North 1450 East Road
14.7 mi · 18 min · North 1450 East Road
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15
Continue on North Walnut Street
23.2 mi · 30 min · North Walnut Street
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16
Turn straight
9.9 mi · 15 min
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17
Take the ramp straight toward South Business Route 51
18.2 mi · 22 min · South Business Route 51
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18
Turn right onto County Highway 6
825 ft · 23 sec · County Highway 6
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19
Continue on East 1200 North Road
2240 ft · 1 min · East 1200 North Road
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20
Turn left onto North Oak Street
1151 ft · 53 sec · North Oak Street
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21
Turn right onto East 1st Street
32 m · 5 sec · East 1st Street
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22
Arrive at your destination
0 m · 1 sec · East 1st Street
Car Route Details
A richer read on the saved driving route between Elgin 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.
Adlai Stevenson Expressway
Merge slight left onto Adlai Stevenson Expressway
112 mi · 02h 03m
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 Elgin 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 Elgin to Assumption?
The road trip is about 214.3 miles (344.9 km) and usually takes 04h 19m 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?
Rooks Creek is a useful midpoint, sitting about 107.2 miles from Elgin and 107.1 miles from Assumption.
How much longer is the road route than the straight-line distance?
The direct path is about 178.5 miles (287.2 km), while the road route adds roughly 35.8 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 8:22 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.51 one way or $57.02 round trip. Estimated CO2 is about 67.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Elgin and Slight Chance Rain Showers near Assumption.
Stop Ideas Near Rooks Creek
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 Rooks Creek.
Pontiac station
Dwight station
Uptown Station
Gilman
Flight Path Map
This map shows the direct air route between Elgin and Assumption. Straight-line distance: 178.48 mi (287.24 km).
#1 Elgin
The second most populous city in Kane County, Illinois.
| Population | 110,196 |
| Coordinates | 42.0372500, -88.2811900 |
| Altitude | 227 |
| 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: 345 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 08m |
| 40 mph (64.37 km/h) | 05h 21m |
| 50 mph (80.47 km/h) | 04h 17m |
| 60 mph (96.56 km/h) | 03h 34m |
| 70 mph (112.65 km/h) | 03h 03m |
| 80 mph (129 km/h) | 02h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $28.51 | $57.02 |
| Mid-grade | $4.25 | $32.15 | $64.31 |
| Premium | $4.65 | $35.18 | $70.37 |
| Diesel | $5.30 | $40.10 | $80.20 |
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.