How far is Decatur, IL from Peoria, IL?
The driving distance from Decatur, IL to Peoria, IL is about 85.6 miles (137.8 km), with a travel time of about 01h 27m by car.
- The straight-line flight distance is about 67.8 miles (109.1 km).
- For a round trip, plan for roughly 02h 55m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 27m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Henry County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Decatur and Peoria.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and Peoria.
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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
8 mi · 9 min
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6
Take the exit slight right toward I 74 West: Peoria
28.4 mi · 31 min
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7
Keep slight right to continue on I 74 West: Peoria
6 mi · 7 min
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8
Take the exit slight right toward IL 29 North: Downtown Peoria
869 ft · 23 sec
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9
Continue on Spalding Avenue
138 m · 20 sec · Spalding Avenue
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10
Turn left onto Northeast Jefferson Avenue
799 ft · 17 sec · Northeast Jefferson Avenue
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11
Arrive at your destination
0 m · 1 sec · Northeast Jefferson Avenue
Car Route Details
A richer read on the saved driving route between Decatur and Peoria.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 74 West
Take the exit slight right toward I 74 West: Peoria
28.4 mi · 00h 31m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Slight Chance Rain Showers then Chance Showers And Thunderstorms leaving Decatur and Sunny then Slight Chance Showers And Thunderstorms near Peoria.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to Peoria?
The road trip is about 85.6 miles (137.8 km) and usually takes 01h 27m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Burns is a useful midpoint, sitting about 42.8 miles from Decatur and 42.9 miles from Peoria.
How much longer is the road route than the straight-line distance?
The direct path is about 67.8 miles (109.1 km), while the road route adds roughly 17.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:34 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.39 one way or $22.78 round trip. Estimated CO2 is about 26.8 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Chance Showers And Thunderstorms around Decatur and Sunny then Slight Chance Showers And Thunderstorms near Peoria.
Stop Ideas Near Burns
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall - Town of Normal
City of Bloomington, Illinois
Bloomington Finance Department
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Burns.
Uptown Station
Lincoln
Pontiac station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Decatur and Peoria. Straight-line distance: 67.78 mi (109.08 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 Peoria
The third most populous city in Illinois.
| Population | 109,428 |
| Coordinates | 40.6936500, -89.5889900 |
| Altitude | 153 |
| Country | United States |
End: Northeast Jefferson Avenue (-89.589088, 40.693742)
Estimated Travel Time
Distance: 138 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 51m |
| 40 mph (64.37 km/h) | 02h 08m |
| 50 mph (80.47 km/h) | 01h 42m |
| 60 mph (96.56 km/h) | 01h 25m |
| 70 mph (112.65 km/h) | 01h 13m |
| 80 mph (129 km/h) | 01h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $11.39 | $22.78 |
| Mid-grade | $4.25 | $12.84 | $25.69 |
| Premium | $4.65 | $14.06 | $28.11 |
| Diesel | $5.30 | $16.02 | $32.04 |
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 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.