How far is Big Rock, IL from Springfield, IL?
The driving distance from Big Rock, IL to Springfield, IL is about 181.6 miles (292.2 km), with a travel time of about 02h 55m by car.
- The straight-line flight distance is about 147.2 miles (236.9 km).
- For a round trip, plan for roughly 05h 51m 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 55m.
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.
City in McLean County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Frost then Sunny
Driving Route Map
The map below follows the saved road route between Big Rock and Springfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Big Rock and Springfield.
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1
Start on the route
14 m · 6 sec
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2
Turn right onto Galena Street
5.3 mi · 8 min · Galena Street
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3
Take the exit slight right toward US 30 East, IL 47 South: Joliet, Sugar Grove
1147 ft · 28 sec
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4
Merge slight left onto Illinois Route 47
108 m · 7 sec · Illinois Route 47
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5
Continue on United States Route 30
2.8 mi · 3 min · United States Route 30
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6
Continue on North Bridge Street
8.2 mi · 14 min · North Bridge Street
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7
Continue straight
10.4 mi · 16 min
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8
Continue on North Bridge Street
1.3 mi · 2 min · North Bridge Street
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9
Continue straight
22.1 mi · 26 min
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10
Take the exit right toward I 55 South: Bloomington
1864 ft · 46 sec
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11
Merge slight left
62.4 mi · 1 hr 7 min
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12
Keep slight right to continue on I 55 South: Saint Louis, Springfield
59.5 mi · 1 hr 4 min
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13
Take the exit slight right toward IL 97 West
2280 ft · 43 sec
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14
Merge slight left onto Clear Lake Avenue
2.1 mi · 4 min · Clear Lake Avenue
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15
Continue on East Jefferson Street
2261 ft · 1 min · East Jefferson Street
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16
Turn left onto North 7th Street
124 m · 19 sec · North 7th Street
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17
Turn left onto East Washington Street
768 ft · 24 sec · East Washington Street
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18
Arrive at your destination
0 m · 1 sec · East Washington Street
Car Route Details
A richer read on the saved driving route between Big Rock and Springfield.
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 55 South
Merge slight left
62.4 mi · 01h 07m
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.
Sunny leaving Big Rock and Patchy Frost then Sunny near Springfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Big Rock to Springfield?
The road trip is about 181.6 miles (292.2 km) and usually takes 02h 55m 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?
Lexington is a useful midpoint, sitting about 88 miles from Big Rock and 93.6 miles from Springfield.
How much longer is the road route than the straight-line distance?
The direct path is about 147.2 miles (236.9 km), while the road route adds roughly 34.4 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 12:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.17 one way or $48.34 round trip. Estimated CO2 is about 57 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Big Rock and Patchy Frost then Sunny near Springfield.
Stop Ideas Near Lexington
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 Lexington.
Uptown Station
Pontiac station
Dwight station
Rantoul
Flight Path Map
This map shows the direct air route between Big Rock and Springfield. Straight-line distance: 147.21 mi (236.91 km).
#1 Big Rock
Village in Kane County, Illinois, United States
| Population | 1,121 |
| Coordinates | 41.7639200, -88.5470200 |
| Altitude | 216 |
| Country | United States |
#2 Springfield
The capital of Illinois and the county seat of Sangamon County.
| Population | 113,671 |
| Coordinates | 39.8017200, -89.6437100 |
| Altitude | 182 |
| Country | United States |
End: East Washington Street (-89.643712, 39.801639)
Estimated Travel Time
Distance: 292 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 03m |
| 40 mph (64.37 km/h) | 04h 32m |
| 50 mph (80.47 km/h) | 03h 37m |
| 60 mph (96.56 km/h) | 03h 01m |
| 70 mph (112.65 km/h) | 02h 35m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $24.17 | $48.34 |
| Mid-grade | $4.25 | $27.26 | $54.52 |
| Premium | $4.65 | $29.83 | $59.66 |
| Diesel | $5.30 | $34.00 | $68.00 |
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.