How far is Decatur, IL from Wood River, IL?
The driving distance from Decatur, IL to Wood River, IL is about 104.1 miles (167.6 km), with a travel time of about 02h 18m by car.
- The straight-line flight distance is about 91.2 miles (146.7 km).
- For a round trip, plan for roughly 04h 37m 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 02h 18m.
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.
Town in Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Decatur and Wood River.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and Wood River.
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1
Start on East Wood Street
91 m · 16 sec · East Wood Street
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2
Turn left onto South Main Street
1.3 mi · 2 min · South Main Street
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3
Turn right onto West South Side Drive
1.5 km · 1 min · West South Side Drive
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4
Turn left onto South Taylorville Road
12.9 mi · 15 min · South Taylorville Road
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5
Continue on County Road 2080 E
18.4 mi · 23 min · County Road 2080 E
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6
Continue on County Road 975 N
3056 ft · 52 sec · County Road 975 N
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7
Continue on Sarpy Street
12.2 mi · 21 min · Sarpy Street
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8
Continue on Front Street
7.6 mi · 11 min · Front Street
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9
Turn left onto I 55 South: East Saint Louis
1822 ft · 44 sec
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10
Merge slight left
32.9 mi · 35 min
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11
Take the exit slight right toward IL 140: Alton, Greenville
1756 ft · 43 sec
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12
Turn right onto East State Street
1 km · 1 min · East State Street
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13
Continue on State Route 140
9.6 mi · 13 min · State Route 140
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14
Continue on East Bethalto Drive
1.8 mi · 4 min · East Bethalto Drive
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15
Turn left onto North Bellwood Drive
1.5 km · 2 min · North Bellwood Drive
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16
Continue on South Bellwood Drive
1.1 km · 1 min · South Bellwood Drive
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17
Continue on Vaughn Road
1.7 mi · 3 min · Vaughn Road
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18
Continue on North Central Avenue
1376 ft · 34 sec · North Central Avenue
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19
Turn right onto Madison Avenue
1.6 km · 1 min · Madison Avenue
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20
Turn slight right
63 m · 8 sec
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21
Turn slight right onto South Wood River Avenue
67 m · 8 sec · South Wood River Avenue
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22
Turn right onto East Ferguson Avenue
50 m · 7 sec · East Ferguson Avenue
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23
Arrive at your destination
0 m · 1 sec · East Ferguson Avenue
Car Route Details
A richer read on the saved driving route between Decatur and Wood River.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 55 South
Merge slight left
32.9 mi · 00h 35m
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.
Showers And Thunderstorms leaving Decatur and Showers And Thunderstorms near Wood River.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to Wood River?
The road trip is about 104.1 miles (167.6 km) and usually takes 02h 18m 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?
Raymond is a useful midpoint, sitting about 52.1 miles from Decatur and 52.1 miles from Wood River.
How much longer is the road route than the straight-line distance?
The direct path is about 91.2 miles (146.7 km), while the road route adds roughly 12.9 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 1:52 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.84 one way or $27.68 round trip. Estimated CO2 is about 32.6 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Decatur and Showers And Thunderstorms near Wood River.
Stop Ideas Near Raymond
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 Raymond.
Carlinville
Springfield station
Alton
Effingham
Flight Path Map
This map shows the direct air route between Decatur and Wood River. Straight-line distance: 91.13 mi (146.66 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 Wood River
City in Illinois, United States
| Population | 10,002 |
| Coordinates | 38.8611600, -90.0976100 |
| Altitude | 133 |
| Country | United States |
End: Wood River (-90.09761, 38.86116)
Estimated Travel Time
Distance: 168 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 28m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.84 | $27.68 |
| Mid-grade | $4.25 | $15.61 | $31.22 |
| Premium | $4.65 | $17.08 | $34.16 |
| Diesel | $5.30 | $19.47 | $38.93 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.