How far is Waukegan, IL from Rock Grove, IL?
The driving distance from Waukegan, IL to Rock Grove, IL is about 111.6 miles (179.6 km), with a travel time of about 02h 28m by car.
- The straight-line flight distance is about 85.3 miles (137.3 km).
- For a round trip, plan for roughly 04h 57m 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 28m.
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 Lawrence County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Waukegan and Rock Grove.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waukegan and Rock Grove.
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1
Start on North Jackson Street
1375 ft · 45 sec · North Jackson Street
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2
Turn left onto Grand Avenue
2.8 mi · 6 min · Grand Avenue
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3
Take the ramp right toward US 41 North: Milwaukee
152 m · 14 sec
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4
Keep slight left to continue on US 41 North
806 ft · 22 sec
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5
Merge slight left onto Skokie Highway
7.4 mi · 9 min · Skokie Highway
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6
Turn left onto Rosecrans Road
13.9 mi · 21 min · Rosecrans Road
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7
Continue on Kenosha Road
3.7 mi · 5 min · Kenosha Road
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8
Continue on Kenosha Street
1.5 mi · 2 min · Kenosha Street
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9
Turn right onto Main Street
1.4 mi · 2 min · Main Street
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10
Take the exit straight
16.5 mi · 18 min
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11
Take the exit slight right toward I 43, CTH NN: Beloit, Milwaukee
951 ft · 23 sec
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12
Keep slight left to continue on I 43: Milwaukee, Beloit
2334 ft · 57 sec
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13
Keep slight left
1297 ft · 32 sec
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14
Keep slight right to continue on I 43 South: Delavan, Beloit
1293 ft · 32 sec
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15
Merge slight left
26.6 mi · 29 min
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16
Keep slight left
1 mi · 2 min
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17
Merge slight left
2 mi · 2 min
-
18
Take the exit slight right toward US 51 north, IL 75: South Beloit
1522 ft · 32 sec
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19
Turn right onto Gardner Street
1.2 mi · 2 min · Gardner Street
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20
Turn left onto North 2nd Street
1.4 mi · 2 min · North 2nd Street
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21
Turn right onto Prairie Hill Road
2 mi · 4 min · Prairie Hill Road
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22
Turn left
2183 ft · 45 sec
-
23
Turn right onto North Blackhawk Boulevard
2.2 mi · 4 min · North Blackhawk Boulevard
-
24
Continue on Freeport Road
16.9 mi · 23 min · Freeport Road
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25
Continue on HWY 75
1300 ft · 22 sec · HWY 75
-
26
Continue on East South Street
1.2 km · 1 min · East South Street
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27
Turn right onto North Davis Road
693 ft · 14 sec · North Davis Road
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28
Continue on West Street
1808 ft · 36 sec · West Street
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29
Continue on North Davis Road
2.5 mi · 4 min · North Davis Road
-
30
Turn left onto East Rock Grove Road
4.8 mi · 7 min · East Rock Grove Road
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31
Arrive at your destination
0 m · 1 sec · East Rock Grove Road
Car Route Details
A richer read on the saved driving route between Waukegan 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.
I 43 South
Merge slight left
26.6 mi · 00h 29m
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 Waukegan and Partly Sunny then Slight Chance Rain Showers near Rock Grove.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waukegan to Rock Grove?
The road trip is about 111.6 miles (179.6 km) and usually takes 02h 28m 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?
Lawrence is a useful midpoint, sitting about 55.7 miles from Waukegan and 55.9 miles from Rock Grove.
How much longer is the road route than the straight-line distance?
The direct path is about 85.3 miles (137.3 km), while the road route adds roughly 26.3 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 1:32 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.86 one way or $29.72 round trip. Estimated CO2 is about 35 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Waukegan and Partly Sunny then Slight Chance Rain Showers near Rock Grove.
Stop Ideas Near Lawrence
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 Lawrence.
South Beloit, Illinois
Rockford, Illinois
Janesville, Wisconsin
Sturtevant station
Flight Path Map
This map shows the direct air route between Waukegan and Rock Grove. Straight-line distance: 85.33 mi (137.32 km).
#1 Waukegan
The second most populous city in Lake County, Illinois.
| Population | 85,453 |
| Coordinates | 42.3636300, -87.8447900 |
| Altitude | 199 |
| 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: 180 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 43m |
| 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 | $14.86 | $29.72 |
| Mid-grade | $4.25 | $16.76 | $33.51 |
| Premium | $4.65 | $18.34 | $36.67 |
| Diesel | $5.30 | $20.90 | $41.80 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.