How far is Crystal Lake, IL from Romeoville, IL?
The driving distance from Crystal Lake, IL to Romeoville, IL is about 54.7 miles (88 km), with a travel time of about 01h 21m by car.
- The straight-line flight distance is about 42.6 miles (68.6 km).
- For a round trip, plan for roughly 02h 43m 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 21m.
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 Crystal Lake and Romeoville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Crystal Lake and Romeoville.
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1
Start on East Crystal Lake Avenue
8 m · 5 sec · East Crystal Lake Avenue
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2
Turn right onto South Main Street
1.7 mi · 4 min · South Main Street
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3
Continue on Pyott Road
3 mi · 5 min · Pyott Road
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4
Turn left onto West Algonquin Road
7.8 mi · 13 min · West Algonquin Road
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5
Turn straight onto Dundee Road
1483 ft · 30 sec · Dundee Road
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6
Continue on Algonquin Road
2.2 mi · 4 min · Algonquin Road
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7
Turn right onto North Barrington Road
2.1 mi · 4 min · North Barrington Road
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8
Take the ramp left
2915 ft · 38 sec
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9
Merge slight left onto Jane Addams Memorial Tollway
4.5 mi · 5 min · Jane Addams Memorial Tollway
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10
Take the exit slight right toward I 290, IL 53: Chicago, West Suburbs
2618 ft · 1 min
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11
Keep slight right to continue on I 290 East, IL 53 South: Chicago, West Suburbs
1686 ft · 41 sec
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12
Continue on I 290 East, IL 53 South: Chicago, West Suburbs
1362 ft · 33 sec
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13
Merge slight left
5.7 mi · 7 min
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14
Keep slight left to continue on I 355 South Tollway: Joliet
20.1 mi · 25 min
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15
Take the exit slight right toward I 55 South: Joliet Road, Saint Louis
1453 ft · 36 sec
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16
Keep slight left to continue on Joliet Road South
1965 ft · 48 sec
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17
Keep slight right to continue on South Joliet Road
2490 ft · 1 min
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18
Continue on Joliet Road
2.3 mi · 4 min · Joliet Road
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19
Continue on Independence Boulevard
1.7 mi · 3 min · Independence Boulevard
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20
Turn right onto Belmont Drive
2524 ft · 1 min · Belmont Drive
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21
Turn left onto Kingston Drive
13 m · 2 sec · Kingston Drive
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22
Arrive at your destination
0 m · 1 sec · Kingston Drive
Car Route Details
A richer read on the saved driving route between Crystal Lake and Romeoville.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
I 355 South Tollway
Keep slight left to continue on I 355 South Tollway: Joliet
20.1 mi · 00h 25m
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 Crystal Lake and Showers And Thunderstorms near Romeoville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Crystal Lake to Romeoville?
The road trip is about 54.7 miles (88 km) and usually takes 01h 21m 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 27.3 miles from Crystal Lake and 27.4 miles from Romeoville.
How much longer is the road route than the straight-line distance?
The direct path is about 42.6 miles (68.6 km), while the road route adds roughly 12.1 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 3:46 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.00 one way or $18.01 round trip. Estimated CO2 is about 17.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Crystal Lake and Showers And Thunderstorms near Romeoville.
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 Crystal Lake and Romeoville. Straight-line distance: 42.64 mi (68.62 km).
#1 Crystal Lake
City located in McHenry County, Illinois, USA
| Population | 39,642 |
| Coordinates | 42.2411300, -88.3162000 |
| Altitude | 279 |
| Country | United States |
#2 Romeoville
Town
| Population | 39,770 |
| Coordinates | 41.6475300, -88.0895100 |
| Altitude | 189 |
| Country | United States |
End: Romeoville (-88.08951, 41.64753)
Estimated Travel Time
Distance: 88 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 49m |
| 40 mph (64.37 km/h) | 01h 22m |
| 50 mph (80.47 km/h) | 01h 05m |
| 60 mph (96.56 km/h) | 00h 54m |
| 70 mph (112.65 km/h) | 00h 46m |
| 80 mph (129 km/h) | 00h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $9.00 | $18.01 |
| Mid-grade | $5.29 | $10.21 | $20.43 |
| Premium | $5.84 | $11.27 | $22.53 |
| Diesel | $6.57 | $12.68 | $25.36 |
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