How far is Crystal Lake, IL from Prospect Heights, IL?
The driving distance from Crystal Lake, IL to Prospect Heights, IL is about 23.9 miles (38.4 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 21.9 miles (35.2 km).
- For a round trip, plan for roughly 01h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
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.
Rain Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Crystal Lake and Prospect Heights.
Turn-by-Turn Driving Directions
Step-by-step road directions between Crystal Lake and Prospect Heights.
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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 mi · 2 min · South Main Street
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3
Turn left onto Northwest Highway
6.2 mi · 11 min · Northwest Highway
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4
Turn left onto State Route 22
4.9 mi · 8 min · State Route 22
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5
Continue on West Main Street
1933 ft · 49 sec · West Main Street
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6
Turn right onto Rand Road
4.4 mi · 5 min · Rand Road
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7
Continue on North Rand Road
6 mi · 10 min · North Rand Road
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8
Turn left onto West Camp McDonald Road
1.4 km · 2 min · West Camp McDonald Road
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9
Arrive at your destination
0 m · 1 sec · West Camp McDonald Road
Car Route Details
A richer read on the saved driving route between Crystal Lake and Prospect Heights.
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.
Northwest Highway
Turn left onto Northwest Highway
6.25 mi · 00h 11m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Rain Showers leaving Crystal Lake and Showers And Thunderstorms near Prospect Heights.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Crystal Lake to Prospect Heights?
The road trip is about 23.9 miles (38.4 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Lake Zurich is a useful midpoint, sitting about 11.9 miles from Crystal Lake and 11.9 miles from Prospect Heights.
How much longer is the road route than the straight-line distance?
The direct path is about 21.9 miles (35.2 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:12 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.92 one way or $7.84 round trip. Estimated CO2 is about 7.5 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Crystal Lake and Showers And Thunderstorms near Prospect Heights.
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 Crystal Lake and Prospect Heights. Straight-line distance: 21.85 mi (35.17 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 Prospect Heights
City in Cook County, Illinois, United States
| Population | 15,702 |
| Coordinates | 42.0953000, -87.9375700 |
| Altitude | 204 |
| Country | United States |
End: Prospect Heights (-87.93757, 42.0953)
Estimated Travel Time
Distance: 38 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 47m |
| 40 mph (64.37 km/h) | 00h 35m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $3.92 | $7.84 |
| Mid-grade | $5.29 | $4.45 | $8.89 |
| Premium | $5.84 | $4.90 | $9.81 |
| Diesel | $6.57 | $5.52 | $11.04 |
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