How far is Des Plaines, IL from Rock Grove, IL?
The driving distance from Des Plaines, IL to Rock Grove, IL is about 104.3 miles (167.9 km), with a travel time of about 02h 08m by car.
- The straight-line flight distance is about 88.4 miles (142.3 km).
- For a round trip, plan for roughly 04h 17m 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 08m.
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 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 Des Plaines and Rock Grove.
Turn-by-Turn Driving Directions
Step-by-step road directions between Des Plaines and Rock Grove.
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1
Start on Henry Avenue
80 m · 17 sec · Henry Avenue
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2
Turn left onto White Street
650 ft · 33 sec · White Street
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3
At the end of the road, turn right onto East Algonquin Road
2758 ft · 2 min · East Algonquin Road
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4
Turn left onto Lee Street
2696 ft · 51 sec · Lee Street
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5
Turn right onto East Oakton Street
1.4 mi · 3 min · East Oakton Street
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6
Continue on West Oakton Street
1 mi · 2 min · West Oakton Street
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7
Turn left onto South Elmhurst Road
1116 ft · 27 sec · South Elmhurst Road
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8
Take the ramp straight toward I 90 West Toll: Rockford
3013 ft · 1 min
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9
Merge slight left onto Jane Addams Memorial Tollway
55.3 mi · 59 min · Jane Addams Memorial Tollway
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10
Take the exit slight right toward I-39 South, US 51 South: Bloomington
1.1 km · 1 min
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11
Merge slight right
2475 ft · 30 sec
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12
Continue straight
2.1 mi · 2 min
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13
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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14
Turn right onto South Rock City Road
12.8 mi · 22 min · South Rock City Road
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15
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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16
Arrive at your destination
0 m · 1 sec · East Rock Grove Road
Car Route Details
A richer read on the saved driving route between Des Plaines and Rock Grove.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Jane Addams Memorial Tollway
Merge slight left onto Jane Addams Memorial Tollway
55.3 mi · 00h 59m
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 Des Plaines and Mostly Sunny near Rock Grove.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Des Plaines to Rock Grove?
The road trip is about 104.3 miles (167.9 km) and usually takes 02h 08m 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?
Belvidere is a useful midpoint, sitting about 52.1 miles from Des Plaines and 52.3 miles from Rock Grove.
How much longer is the road route than the straight-line distance?
The direct path is about 88.4 miles (142.3 km), while the road route adds roughly 15.9 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 2:12 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.88 one way or $27.75 round trip. Estimated CO2 is about 32.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Des Plaines and Mostly Sunny near Rock Grove.
Stop Ideas Near Belvidere
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 Belvidere.
Rockford, Illinois
South Beloit, Illinois
Janesville, Wisconsin
Plano
Flight Path Map
This map shows the direct air route between Des Plaines and Rock Grove. Straight-line distance: 88.43 mi (142.31 km).
#1 Des Plaines
The most populous city in Cook County, Illinois.
| Population | 58,179 |
| Coordinates | 42.0333600, -87.8834000 |
| Altitude | 193 |
| 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: 168 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 28m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 05m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.88 | $27.75 |
| Mid-grade | $4.25 | $15.65 | $31.30 |
| Premium | $4.65 | $17.13 | $34.25 |
| Diesel | $5.30 | $19.52 | $39.04 |
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.