How far is Marion, IL from Rockford, IL?
The driving distance from Marion, IL to Rockford, IL is about 307.9 miles (495.5 km), with a travel time of about 05h 04m by car.
- The straight-line flight distance is about 262.2 miles (422 km).
- For a round trip, plan for roughly 10h 08m 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 05h 04m.
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 McLean County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Marion and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marion and Rockford.
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1
Start on 2050N
2.9 mi · 11 min · 2050N
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2
At the end of the road, turn left onto 500E
12.3 mi · 17 min · 500E
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3
Continue on South West Street
2.5 mi · 5 min · South West Street
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4
Continue on County Road 1100 East
6.7 mi · 9 min · County Road 1100 East
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5
Continue on South Van Buren Street
11 mi · 15 min · South Van Buren Street
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6
Turn right
36.3 mi · 54 min
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7
Turn left onto Lincoln Avenue
2.5 mi · 4 min · Lincoln Avenue
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8
Continue on Illinois Route 16
5.3 mi · 7 min · Illinois Route 16
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9
Continue on Charleston Avenue East
2035 ft · 39 sec · Charleston Avenue East
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10
Take the ramp slight right toward I-57 North: Champaign
2575 ft · 1 min
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11
Merge slight left
47.4 mi · 51 min
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12
Take the exit slight right toward I 74 West: Peoria
2688 ft · 1 min
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13
Merge slight left
51.4 mi · 55 min
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14
Continue straight
1.5 km · 59 sec
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15
Take the exit slight right toward I 39 North: Rockford
119.9 mi · 2 hr 9 min
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16
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
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17
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
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18
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
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19
Keep slight right
86 m · 7 sec
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20
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
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21
Turn right onto West State Street
45 m · 4 sec · West State Street
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22
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Marion and Rockford.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 39 North
Take the exit slight right toward I 39 North: Rockford
120 mi · 02h 09m
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 Marion and Showers And Thunderstorms near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marion to Rockford?
The road trip is about 307.9 miles (495.5 km) and usually takes 05h 04m 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?
Empire is a useful midpoint, sitting about 155.2 miles from Marion and 152.7 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 262.2 miles (422 km), while the road route adds roughly 45.7 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 6:52 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.99 one way or $81.98 round trip. Estimated CO2 is about 96.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Marion and Showers And Thunderstorms near Rockford.
Stop Ideas Near Empire
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 Empire.
Uptown Station
Illinois Terminal
Rantoul
Lincoln
Flight Path Map
This map shows the direct air route between Marion and Rockford. Straight-line distance: 262.2 mi (421.97 km).
#1 Marion
City in and the county seat of Williamson County, Illinois, United States
| Population | 17,417 |
| Coordinates | 38.5511600, -88.1083700 |
| Altitude | 127 |
| Country | United States |
#2 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
End: West State Street (-89.094046, 42.271066)
Estimated Travel Time
Distance: 496 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 15m |
| 40 mph (64.37 km/h) | 07h 41m |
| 50 mph (80.47 km/h) | 06h 09m |
| 60 mph (96.56 km/h) | 05h 07m |
| 70 mph (112.65 km/h) | 04h 23m |
| 80 mph (129 km/h) | 03h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $40.99 | $81.98 |
| Mid-grade | $4.25 | $46.23 | $92.46 |
| Premium | $4.65 | $50.59 | $101.18 |
| Diesel | $5.30 | $57.65 | $115.31 |
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 · Jun 06, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.