How far is Romeoville, IL from Crystal Lake, IL?
The driving distance from Romeoville, IL to Crystal Lake, IL is about 54 miles (86.9 km), with a travel time of about 01h 15m by car.
- The straight-line flight distance is about 42.6 miles (68.6 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.
Showers And Thunderstorms
Rain Showers
Driving Route Map
The map below follows the saved road route between Romeoville and Crystal Lake.
Turn-by-Turn Driving Directions
Step-by-step road directions between Romeoville and Crystal Lake.
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1
Start on Kingston Drive
13 m · 5 sec · Kingston Drive
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2
Turn right onto Belmont Drive
2524 ft · 1 min · Belmont Drive
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3
Turn left onto Independence Boulevard
1.7 mi · 3 min · Independence Boulevard
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4
Continue on Joliet Road
2.3 mi · 4 min · Joliet Road
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5
Take the ramp straight toward I 355 South Toll, I 55 North: Suburbs, Chicago
33 m · 3 sec
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6
Keep slight right to continue on I 355 Toll: Suburbs
2318 ft · 57 sec
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7
Keep slight left to continue on I 355 North: Northwest Suburbs
1.2 mi · 3 min
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8
Merge slight left onto Veterans Memorial Tollway
19.2 mi · 24 min · Veterans Memorial Tollway
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9
Merge slight left
5.6 mi · 7 min
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10
Keep slight left
2.2 mi · 3 min
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11
Take the exit slight right toward Kirchoff Road
1873 ft · 50 sec
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12
Turn left onto Kirchoff Road
1.3 km · 2 min · Kirchoff Road
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13
Turn right onto South Plum Grove Road
1.9 mi · 4 min · South Plum Grove Road
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14
Turn left onto West Colfax Street
1.6 mi · 3 min · West Colfax Street
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15
Continue on Sterling Avenue
136 m · 20 sec · Sterling Avenue
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16
Turn left onto West Northwest Highway
15.2 mi · 24 min · West Northwest Highway
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17
Turn right onto South Main Street
1 mi · 2 min · South Main Street
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18
Turn left onto East Crystal Lake Avenue
8 m · 1 sec · East Crystal Lake Avenue
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19
Arrive at your destination
0 m · 1 sec · East Crystal Lake Avenue
Car Route Details
A richer read on the saved driving route between Romeoville and Crystal Lake.
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.
Veterans Memorial Tollway
Merge slight left onto Veterans Memorial Tollway
19.2 mi · 00h 24m
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.
Showers And Thunderstorms leaving Romeoville and Rain Showers near Crystal Lake.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Romeoville to Crystal Lake?
The road trip is about 54 miles (86.9 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 27.1 miles from Romeoville and 27 miles from Crystal Lake.
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 11.4 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 $8.91 one way or $17.82 round trip. Estimated CO2 is about 17 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Romeoville and Rain Showers near Crystal Lake.
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 Romeoville and Crystal Lake. Straight-line distance: 42.64 mi (68.62 km).
#1 Romeoville
Town
| Population | 39,770 |
| Coordinates | 41.6475300, -88.0895100 |
| Altitude | 189 |
| Country | United States |
#2 Crystal Lake
City located in McHenry County, Illinois, USA
| Population | 39,642 |
| Coordinates | 42.2411300, -88.3162000 |
| Altitude | 279 |
| Country | United States |
End: East Crystal Lake Avenue (-88.316198, 42.241185)
Estimated Travel Time
Distance: 87 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 48m |
| 40 mph (64.37 km/h) | 01h 21m |
| 50 mph (80.47 km/h) | 01h 04m |
| 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 | $8.91 | $17.82 |
| Mid-grade | $5.29 | $10.11 | $20.22 |
| Premium | $5.84 | $11.15 | $22.30 |
| Diesel | $6.57 | $12.55 | $25.10 |
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