How far is Round Lake, IL from Lockport, IL?
The driving distance from Round Lake, IL to Lockport, IL is about 61.8 miles (99.5 km), with a travel time of about 01h 15m by car.
- The straight-line flight distance is about 52.8 miles (85 km).
- For a round trip, plan for roughly 02h 30m 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 15m.
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.
Village in Illinois, U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Round Lake and Lockport.
Turn-by-Turn Driving Directions
Step-by-step road directions between Round Lake and Lockport.
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1
Start on North Cedar Lake Road
72 m · 8 sec · North Cedar Lake Road
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2
Turn right onto Nippersink Avenue
696 ft · 19 sec · Nippersink Avenue
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3
Turn left onto South Cedar Lake Road
1.5 km · 2 min · South Cedar Lake Road
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4
Turn right onto West Belvidere Road
3.6 mi · 6 min · West Belvidere Road
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5
Turn left
720 ft · 17 sec
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6
Continue straight
575 ft · 7 sec
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7
Continue straight
1.7 mi · 2 min
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8
Continue straight
1.1 mi · 1 min
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9
Continue straight
14.3 mi · 21 min
-
10
Take the ramp right toward IL 53 South
1668 ft · 41 sec
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11
Merge slight left
4.4 mi · 6 min
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12
Keep slight left to continue on I 290 East: Chicago, Biesterfield Road
7 mi · 9 min
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13
Keep slight left to continue on I 355 South Tollway: Joliet
27.6 mi · 33 min
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14
Take the exit slight right toward IL 7: 159th Street
2113 ft · 52 sec
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15
Turn right onto West 159th Street
1.2 km · 1 min · West 159th Street
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16
Continue on East 9th Street
1.9 mi · 4 min · East 9th Street
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17
Arrive at your destination
0 m · 1 sec · West 9th Street
Car Route Details
A richer read on the saved driving route between Round Lake and Lockport.
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 355 South Tollway
Keep slight left to continue on I 355 South Tollway: Joliet
27.6 mi · 00h 33m
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.
Rain Showers leaving Round Lake and Showers And Thunderstorms near Lockport.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Round Lake to Lockport?
The road trip is about 61.8 miles (99.5 km) and usually takes 01h 15m 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?
Itasca is a useful midpoint, sitting about 32.2 miles from Round Lake and 29.6 miles from Lockport.
How much longer is the road route than the straight-line distance?
The direct path is about 52.8 miles (85 km), while the road route adds roughly 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 4:00 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.17 one way or $20.34 round trip. Estimated CO2 is about 19.4 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Round Lake and Showers And Thunderstorms near Lockport.
Stop Ideas Near Itasca
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 Itasca.
Glenview station
La Grange Road
Naperville
Summit
Flight Path Map
This map shows the direct air route between Round Lake and Lockport. Straight-line distance: 52.81 mi (84.99 km).
#1 Round Lake
City in Illinois, United States of America
| Population | 17,982 |
| Coordinates | 42.3533600, -88.0934100 |
| Altitude | 243 |
| Country | United States |
#2 Lockport
The most populous city in Will County, Illinois.
| Population | 59,877 |
| Coordinates | 41.5894800, -88.0578400 |
| Altitude | 181 |
| Country | United States |
End: West 9th Street (-88.057844, 41.589471)
Estimated Travel Time
Distance: 99 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 03m |
| 40 mph (64.37 km/h) | 01h 32m |
| 50 mph (80.47 km/h) | 01h 14m |
| 60 mph (96.56 km/h) | 01h 01m |
| 70 mph (112.65 km/h) | 00h 52m |
| 80 mph (129 km/h) | 00h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $10.17 | $20.34 |
| Mid-grade | $5.29 | $11.54 | $23.07 |
| Premium | $5.84 | $12.72 | $25.45 |
| Diesel | $6.57 | $14.32 | $28.65 |
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 · Oct 15, 2026