How far is Decatur, IL from Elk Grove, IL?
The driving distance from Decatur, IL to Elk Grove, IL is about 190 miles (305.8 km), with a travel time of about 03h 01m by car.
- The straight-line flight distance is about 158.8 miles (255.6 km).
- For a round trip, plan for roughly 06h 02m 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 01m.
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 Livingston County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Decatur and Elk Grove.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and Elk Grove.
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1
Start on East Wood Street
155 m · 23 sec · East Wood Street
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2
Turn left onto South Franklin Street
2129 ft · 46 sec · South Franklin Street
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3
Continue on North Water Street
27.4 mi · 37 min · North Water Street
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4
Continue on North 1450 East Road
14.7 mi · 18 min · North 1450 East Road
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5
Take the exit slight right toward I 74 West, US 51 North: Peoria, Rockford
119.5 mi · 2 hr 13 min
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6
Take the exit slight right toward IL 83: Kingery Road
1051 ft · 26 sec
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7
Keep slight left to continue on IL 83 North: Kingery Road
1156 ft · 28 sec
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8
Keep slight right to continue on IL 83 North: Kingery Road North
1529 ft · 43 sec
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9
Continue on Kingery Highway
15.5 mi · 23 min · Kingery Highway
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10
Continue on Busse Road
3.1 mi · 5 min · Busse Road
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11
Turn right onto Touhy Avenue
1.4 km · 2 min · Touhy Avenue
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12
Turn right onto East Higgins Road
727 ft · 16 sec · East Higgins Road
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13
Turn right onto South Elmhurst Road
107 m · 7 sec · South Elmhurst Road
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14
Arrive at your destination
0 m · 1 sec · South Elmhurst Road
Car Route Details
A richer read on the saved driving route between Decatur and Elk Grove.
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 74 West
Take the exit slight right toward I 74 West, US 51 North: Peoria, Rockford
119 mi · 02h 13m
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 Decatur and Partly Sunny near Elk Grove.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to Elk Grove?
The road trip is about 190 miles (305.8 km) and usually takes 03h 01m 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?
Odell is a useful midpoint, sitting about 91.3 miles from Decatur and 98.7 miles from Elk Grove.
How much longer is the road route than the straight-line distance?
The direct path is about 158.8 miles (255.6 km), while the road route adds roughly 31.2 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 10:58 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.27 one way or $50.53 round trip. Estimated CO2 is about 59.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Decatur and Partly Sunny near Elk Grove.
Stop Ideas Near Odell
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 Odell.
Dwight station
Pontiac station
Gilman
Kankakee
Flight Path Map
This map shows the direct air route between Decatur and Elk Grove. Straight-line distance: 158.81 mi (255.58 km).
#1 Decatur
The most populous city in Macon County, Illinois.
| Population | 70,007 |
| Coordinates | 39.8403100, -88.9548000 |
| Altitude | 205 |
| Country | United States |
#2 Elk Grove
Township in Cook County, Illinois
| Population | 31,831 |
| Coordinates | 42.0072500, -87.9403400 |
| Altitude | 204 |
| Country | United States |
End: South Elmhurst Road (-87.940348, 42.00725)
Estimated Travel Time
Distance: 306 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 19m |
| 40 mph (64.37 km/h) | 04h 45m |
| 50 mph (80.47 km/h) | 03h 48m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 42m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $25.27 | $50.53 |
| Mid-grade | $4.25 | $28.50 | $56.99 |
| Premium | $4.65 | $31.18 | $62.36 |
| Diesel | $5.30 | $35.54 | $71.07 |
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 · May 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.