How far is Chicago, IL from Rock Grove, IL?
The driving distance from Chicago, IL to Rock Grove, IL is about 122.2 miles (196.6 km), with a travel time of about 02h 36m by car.
- The straight-line flight distance is about 104.3 miles (167.9 km).
- For a round trip, plan for roughly 05h 12m 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 36m.
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.
Human settlement in Illinois, 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 Chicago and Rock Grove.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chicago and Rock Grove.
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1
Start on the route
943 ft · 1 min
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2
At the end of the road, turn right onto West Cermak Road
947 ft · 26 sec · West Cermak Road
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3
Turn left onto South Halsted Street
737 ft · 17 sec · South Halsted Street
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4
Turn right onto South Canalport Avenue
881 ft · 23 sec · South Canalport Avenue
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5
Turn left onto South Ruble Street
676 ft · 23 sec · South Ruble Street
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6
Take the ramp straight toward I 90 West, I 94 West
1758 ft · 43 sec
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7
Merge slight left onto Dan Ryan Expressway
1.5 km · 1 min · Dan Ryan Expressway
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8
Continue on Kennedy Expressway
7.9 mi · 11 min · Kennedy Expressway
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9
Take the exit slight right toward Montrose Avenue
1041 ft · 29 sec
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10
Turn left onto West Montrose Avenue
1.1 km · 1 min · West Montrose Avenue
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11
Turn right onto North Milwaukee Avenue
1.1 mi · 2 min · North Milwaukee Avenue
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12
Turn left onto North Northwest Highway
21 m · 2 sec · North Northwest Highway
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13
Continue on North Northwest Highway
1.6 km · 2 min · North Northwest Highway
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14
Turn slight left onto West Bryn Mawr Avenue
1.8 mi · 4 min · West Bryn Mawr Avenue
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15
Continue on West Higgins Road
3.1 mi · 5 min · West Higgins Road
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16
Take the ramp right toward I 90 Toll West
1334 ft · 33 sec
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17
Merge slight left onto Jane Addams Memorial Tollway
59.4 mi · 1 hr 4 min · Jane Addams Memorial Tollway
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18
Take the exit slight right toward I-39 South, US 51 South: Bloomington
1.1 km · 1 min
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19
Merge slight right
2475 ft · 30 sec
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20
Continue straight
2.1 mi · 2 min
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21
Keep slight left to continue on U.S. Grant Memorial Highway
26.8 mi · 31 min · U.S. Grant Memorial Highway
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22
Turn right onto South Rock City Road
12.8 mi · 22 min · South Rock City Road
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23
At the end of the road, turn left onto East Rock Grove Road
1.8 mi · 3 min · East Rock Grove Road
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24
Arrive at your destination
0 m · 1 sec · East Rock Grove Road
Car Route Details
A richer read on the saved driving route between Chicago and Rock Grove.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Jane Addams Memorial Tollway
Merge slight left onto Jane Addams Memorial Tollway
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 Chicago and Sunny near Rock Grove.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chicago to Rock Grove?
The road trip is about 122.2 miles (196.6 km) and usually takes 02h 36m 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?
Riley is a useful midpoint, sitting about 61 miles from Chicago and 61.2 miles from Rock Grove.
How much longer is the road route than the straight-line distance?
The direct path is about 104.3 miles (167.9 km), while the road route adds roughly 17.9 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 1:18 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.25 one way or $32.51 round trip. Estimated CO2 is about 38.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Chicago and Sunny near Rock Grove.
Stop Ideas Near Riley
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 Riley.
Rockford, Illinois
South Beloit, Illinois
Plano
Naperville
Flight Path Map
This map shows the direct air route between Chicago and Rock Grove. Straight-line distance: 104.35 mi (167.94 km).
#1 Chicago
The third most populous city in the United States and the center of the Chicago metropolitan area.
| Population | 2,677,643 |
| Coordinates | 41.850033, -87.6500523 |
| Altitude | 179 |
| Country | United States |
#2 Rock Grove
Unincorporated community in Illinois
| Population | 1,296 |
| Coordinates | 42.4630700, -89.5120600 |
| Altitude | 288 |
| Country | United States |
End: Rock Grove (-89.51206, 42.46307)
Estimated Travel Time
Distance: 197 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 04m |
| 40 mph (64.37 km/h) | 03h 03m |
| 50 mph (80.47 km/h) | 02h 26m |
| 60 mph (96.56 km/h) | 02h 02m |
| 70 mph (112.65 km/h) | 01h 44m |
| 80 mph (129 km/h) | 01h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $16.25 | $32.51 |
| Mid-grade | $4.25 | $18.33 | $36.66 |
| Premium | $4.65 | $20.06 | $40.12 |
| Diesel | $5.30 | $22.86 | $45.72 |
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.