How far is Rock Grove, IL from Aurora, IL?
The driving distance from Rock Grove, IL to Aurora, IL is about 102.9 miles (165.6 km), with a travel time of about 01h 46m by car.
- The straight-line flight distance is about 78 miles (125.6 km).
- For a round trip, plan for roughly 03h 32m 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 46m.
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 United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Rock Grove and Aurora.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rock Grove and Aurora.
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1
Start on East Rock Grove Road
1.8 mi · 3 min · East Rock Grove Road
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2
Turn right onto North Rock City Road
12.8 mi · 22 min · North Rock City Road
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3
Turn left onto U.S. Grant Memorial Highway
4.4 mi · 5 min · U.S. Grant Memorial Highway
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4
Continue on West State Road
9.8 mi · 11 min · West State Road
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5
Continue on U.S. Grant Memorial Highway
11.3 mi · 13 min · U.S. Grant Memorial Highway
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6
Take the exit slight right
1.2 km · 2 min
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7
Merge slight right
21.5 mi · 23 min
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8
Take the exit slight right toward I 88 East Toll: Chicago
2318 ft · 1 min
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9
Merge slight left onto Ronald Reagan Memorial Tollway
38 mi · 41 min · Ronald Reagan Memorial Tollway
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10
Take the exit slight right toward IL 31 East, IL 56 East
2953 ft · 1 min
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11
Turn right onto South Lincolnway Street
1904 ft · 53 sec · South Lincolnway Street
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12
Continue on North Lake Street
2.2 mi · 5 min · North Lake Street
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13
Turn right onto West Galena Boulevard
575 ft · 10 sec · West Galena Boulevard
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14
Arrive at your destination
0 m · 1 sec · West Galena Boulevard
Car Route Details
A richer read on the saved driving route between Rock Grove and Aurora.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Ronald Reagan Memorial Tollway
Merge slight left onto Ronald Reagan Memorial Tollway
38 mi · 00h 41m
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 Rock Grove and Sunny near Aurora.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rock Grove to Aurora?
The road trip is about 102.9 miles (165.6 km) and usually takes 01h 46m 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?
Monroe Center is a useful midpoint, sitting about 52 miles from Rock Grove and 50.9 miles from Aurora.
How much longer is the road route than the straight-line distance?
The direct path is about 78 miles (125.6 km), while the road route adds roughly 24.9 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 2:58 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.69 one way or $27.38 round trip. Estimated CO2 is about 32.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rock Grove and Sunny near Aurora.
Stop Ideas Near Monroe Center
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 Monroe Center.
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Flight Path Map
This map shows the direct air route between Rock Grove and Aurora. Straight-line distance: 78.03 mi (125.57 km).
#1 Rock Grove
Unincorporated community in Illinois
| Population | 1,296 |
| Coordinates | 42.4630700, -89.5120600 |
| Altitude | 288 |
| Country | United States |
#2 Aurora
The second most populous city in Illinois.
| Population | 196,383 |
| Coordinates | 41.7605800, -88.3200700 |
| Altitude | 207 |
| Country | United States |
End: West Galena Boulevard (-88.320111, 41.76053)
Estimated Travel Time
Distance: 166 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 25m |
| 40 mph (64.37 km/h) | 02h 34m |
| 50 mph (80.47 km/h) | 02h 03m |
| 60 mph (96.56 km/h) | 01h 42m |
| 70 mph (112.65 km/h) | 01h 28m |
| 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 | $13.69 | $27.38 |
| Mid-grade | $4.25 | $15.44 | $30.88 |
| Premium | $4.65 | $16.89 | $33.79 |
| Diesel | $5.30 | $19.25 | $38.51 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.