How far is Aux Sable, IL from Rockford, IL?
The driving distance from Aux Sable, IL to Rockford, IL is about 111.4 miles (179.3 km), with a travel time of about 01h 47m by car.
- The straight-line flight distance is about 72.3 miles (116.3 km).
- For a round trip, plan for roughly 03h 35m 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 47m.
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 LaSalle County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Aux Sable and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Aux Sable and Rockford.
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1
Start on the route
144 m · 22 sec
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2
Turn right onto Cemetery Road
90 m · 13 sec · Cemetery Road
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3
Turn left onto South Tabler Road
2781 ft · 1 min · South Tabler Road
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4
Continue on Tabler Road
1.5 km · 4 min · Tabler Road
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5
Turn left
1.9 mi · 3 min
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6
Turn right onto Brisbin Road
2060 ft · 1 min · Brisbin Road
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7
Take the ramp left toward I 80 West: Moline, Rock Island
1960 ft · 48 sec
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8
Merge slight left
36.4 mi · 39 min
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9
Take the exit slight right toward I 39 North, US 51 North: Rockford
1.1 km · 1 min
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10
Merge slight left
59.4 mi · 1 hr 4 min
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11
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
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12
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
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13
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
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14
Keep slight right
86 m · 7 sec
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15
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
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16
Turn right onto West State Street
45 m · 4 sec · West State Street
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17
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Aux Sable and Rockford.
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 39 North
Merge slight left
59.4 mi · 01h 04m
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.
Mostly Sunny leaving Aux Sable and Mostly Sunny near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Aux Sable to Rockford?
The road trip is about 111.4 miles (179.3 km) and usually takes 01h 47m 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?
Meriden is a useful midpoint, sitting about 55.2 miles from Aux Sable and 56.2 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 72.3 miles (116.3 km), while the road route adds roughly 39.1 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 2:54 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.82 one way or $29.64 round trip. Estimated CO2 is about 34.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Aux Sable and Mostly Sunny near Rockford.
Stop Ideas Near Meriden
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 Meriden.
Mendota station
Princeton
Plano
Dwight station
Flight Path Map
This map shows the direct air route between Aux Sable and Rockford. Straight-line distance: 72.24 mi (116.26 km).
#1 Aux Sable
Township in Grundy County, Illinois
| Population | 13,493 |
| Coordinates | 41.3947500, -88.3286800 |
| Altitude | 155 |
| 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: 179 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 42m |
| 40 mph (64.37 km/h) | 02h 47m |
| 50 mph (80.47 km/h) | 02h 13m |
| 60 mph (96.56 km/h) | 01h 51m |
| 70 mph (112.65 km/h) | 01h 35m |
| 80 mph (129 km/h) | 01h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $14.82 | $29.64 |
| Mid-grade | $4.25 | $16.71 | $33.43 |
| Premium | $4.65 | $18.29 | $36.58 |
| Diesel | $5.30 | $20.84 | $41.69 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.