How far is Mount Prospect, IL from Crystal Lake, IL?
The driving distance from Mount Prospect, IL to Crystal Lake, IL is about 24.9 miles (40 km), with a travel time of about 00h 47m by car.
- The straight-line flight distance is about 22.9 miles (36.8 km).
- For a round trip, plan for roughly 01h 34m 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 00h 47m.
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 Lake County, Illinois, United States
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 Mount Prospect and Crystal Lake.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Prospect and Crystal Lake.
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1
Start on the route
16 m · 9 sec
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2
Turn left onto West Central Road
54 m · 11 sec · West Central Road
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3
Turn left onto North Main Street
1 mi · 2 min · North Main Street
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4
Turn left onto West Rand Road
1 km · 1 min · West Rand Road
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5
Continue on East Rand Road
11.1 mi · 17 min · East Rand Road
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6
Turn left onto West Main Street
2018 ft · 53 sec · West Main Street
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7
Continue on State Route 22
4.9 mi · 8 min · State Route 22
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8
At the end of the road, turn right onto South Northwest Highway
6.2 mi · 10 min · South Northwest Highway
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9
Turn right onto South Main Street
1 mi · 2 min · South Main Street
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10
Turn left onto East Crystal Lake Avenue
8 m · 1 sec · East Crystal Lake Avenue
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11
Arrive at your destination
0 m · 1 sec · East Crystal Lake Avenue
Car Route Details
A richer read on the saved driving route between Mount Prospect 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.
East Rand Road
Continue on East Rand Road
11.1 mi · 00h 17m
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 Mount Prospect 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 Mount Prospect to Crystal Lake?
The road trip is about 24.9 miles (40 km) and usually takes 00h 47m 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?
Lake Zurich is a useful midpoint, sitting about 12.7 miles from Mount Prospect and 12.2 miles from Crystal Lake.
How much longer is the road route than the straight-line distance?
The direct path is about 22.9 miles (36.8 km), while the road route adds roughly 2 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 4:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.11 one way or $8.21 round trip. Estimated CO2 is about 7.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Mount Prospect and Rain Showers near Crystal Lake.
Stop Ideas Near Lake Zurich
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 Lake Zurich.
Glenview station
La Grange Road
Naperville
Summit
Flight Path Map
This map shows the direct air route between Mount Prospect and Crystal Lake. Straight-line distance: 22.85 mi (36.78 km).
#1 Mount Prospect
Village in Elk Grove and Wheeling Townships in Cook County, Illinois, United States
| Population | 53,299 |
| Coordinates | 42.0664200, -87.9372900 |
| Altitude | 204 |
| 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: 40 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 49m |
| 40 mph (64.37 km/h) | 00h 37m |
| 50 mph (80.47 km/h) | 00h 29m |
| 60 mph (96.56 km/h) | 00h 24m |
| 70 mph (112.65 km/h) | 00h 21m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $4.11 | $8.21 |
| Mid-grade | $5.29 | $4.66 | $9.31 |
| Premium | $5.84 | $5.14 | $10.27 |
| Diesel | $6.57 | $5.78 | $11.56 |
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