How far is Rockford, IL from Prairie, IL?
The driving distance from Rockford, IL to Prairie, IL is about 318.1 miles (511.9 km), with a travel time of about 06h 09m by car.
- The straight-line flight distance is about 286.6 miles (461.3 km).
- For a round trip, plan for roughly 12h 18m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 09m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Unincorporated community in Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Areas Of Frost then Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Rockford and Prairie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockford and Prairie.
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1
Start on West State Street
546 ft · 23 sec · West State Street
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2
Turn left onto South Church Street
1519 ft · 37 sec · South Church Street
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3
Turn left onto Cedar Street
84 m · 5 sec · Cedar Street
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4
Turn right onto South Main Street
3.6 mi · 6 min · South Main Street
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5
Take the ramp left
1707 ft · 44 sec
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6
Merge slight left onto U.S. Grant Memorial Highway
4.3 mi · 5 min · U.S. Grant Memorial Highway
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7
Take the exit slight right
1.2 km · 2 min
-
8
Merge slight right
118.2 mi · 2 hr 7 min
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9
Keep slight right to continue on I 55 South, US 51 South: Peoria, Champaign, Saint Louis, Decatur
7.6 mi · 8 min
-
10
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
-
11
Keep slight left to continue on I 55 South: Saint Louis
77.9 mi · 1 hr 24 min
-
12
Take the exit slight right toward IL 159 South: Collinsville
1434 ft · 48 sec
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13
Continue on Vandalia Street
3 mi · 5 min · Vandalia Street
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14
Continue on South Morrison Avenue
1.3 mi · 2 min · South Morrison Avenue
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15
Continue on North Illinois Street
9.8 mi · 15 min · North Illinois Street
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16
Enter the roundabout and take exit 2 toward Illinois Street
55 m · 5 sec · South Illinois Street
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17
Exit the rotary onto South Illinois Street
8.3 mi · 13 min · South Illinois Street
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18
Continue on State Route 159
6.1 mi · 9 min · State Route 159
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19
Continue on North Main Street
1163 ft · 20 sec · North Main Street
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20
Continue on N Main St
810 ft · 14 sec · N Main St
-
21
Continue on Main Street
6.4 mi · 10 min · Main Street
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22
Turn left onto East Market Street
3 mi · 4 min · East Market Street
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23
Turn right onto South Prairie Road
1.7 mi · 6 min · South Prairie Road
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24
Arrive at your destination
0 m · 1 sec · South Prairie Road
Car Route Details
A richer read on the saved driving route between Rockford and Prairie.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
U.S. Grant Memorial Highway
Merge slight right
118 mi · 02h 07m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Areas Of Frost then Partly Sunny leaving Rockford and Mostly Sunny near Prairie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockford to Prairie?
The road trip is about 318.1 miles (511.9 km) and usually takes 06h 09m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Lawndale is a useful midpoint, sitting about 159.2 miles from Rockford and 158.9 miles from Prairie.
How much longer is the road route than the straight-line distance?
The direct path is about 286.6 miles (461.3 km), while the road route adds roughly 31.5 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.31 one way or $84.62 round trip. Estimated CO2 is about 99.7 kg one way.
What should you check before leaving?
Before you leave, expect Areas Of Frost then Partly Sunny around Rockford and Mostly Sunny near Prairie.
Stop Ideas Near Lawndale
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Lincoln
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lawndale.
Lincoln
Uptown Station
Springfield station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Rockford and Prairie. Straight-line distance: 286.66 mi (461.34 km).
#1 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
#2 Prairie
Unincorporated community in Illinois
| Population | 244 |
| Coordinates | 38.1731100, -89.9431600 |
| Altitude | 125 |
| Country | United States |
End: Prairie (-89.94316, 38.17311)
Estimated Travel Time
Distance: 512 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 35m |
| 40 mph (64.37 km/h) | 07h 57m |
| 50 mph (80.47 km/h) | 06h 21m |
| 60 mph (96.56 km/h) | 05h 18m |
| 70 mph (112.65 km/h) | 04h 32m |
| 80 mph (129 km/h) | 03h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $42.31 | $84.62 |
| Mid-grade | $4.25 | $47.72 | $95.44 |
| Premium | $4.65 | $52.22 | $104.44 |
| Diesel | $5.30 | $59.51 | $119.02 |
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.