How far is Crystal Lake, IL from Round Lake Beach, IL?
The driving distance from Crystal Lake, IL to Round Lake Beach, IL is about 20.3 miles (32.7 km), with a travel time of about 00h 34m by car.
- The straight-line flight distance is about 14.7 miles (23.6 km).
- For a round trip, plan for roughly 01h 09m 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 34m.
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.
City in Illinois
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 Round Lake Beach.
Turn-by-Turn Driving Directions
Step-by-step road directions between Crystal Lake and Round Lake Beach.
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1
Start on East Crystal Lake Avenue
8 m · 8 sec · East Crystal Lake Avenue
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2
Turn left onto North Main Street
2641 ft · 1 min · North Main Street
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3
Turn right onto East Terra Cotta Avenue
1.5 mi · 3 min · East Terra Cotta Avenue
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4
Turn left
5.1 mi · 8 min
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5
Turn right onto Bull Valley Road
910 ft · 17 sec · Bull Valley Road
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6
Continue on Charles J Miller Road
1.2 mi · 2 min · Charles J Miller Road
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7
At the end of the road, turn left onto South River Road
1.4 km · 2 min · South River Road
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8
Continue on Chapel Hill Road
1.1 km · 58 sec · Chapel Hill Road
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9
Turn slight right
63 m · 6 sec
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10
Turn straight onto West Elm Street
1.1 mi · 2 min · West Elm Street
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11
Continue on Rand Road
1.1 mi · 2 min · Rand Road
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12
Continue on West Belvidere Road
5.5 mi · 9 min · West Belvidere Road
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13
Turn left onto South Cedar Lake Road
1.4 km · 2 min · South Cedar Lake Road
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14
Continue on North Cedar Lake Road
151 m · 10 sec · North Cedar Lake Road
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15
Turn slight right onto Nippersink Avenue
696 ft · 23 sec · Nippersink Avenue
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16
Turn left onto North Cedar Lake Road
1.4 mi · 3 min · North Cedar Lake Road
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17
Turn left
43 m · 10 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Crystal Lake and Round Lake Beach.
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.
West Belvidere Road
Continue on West Belvidere Road
5.51 mi · 00h 09m
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 Round Lake Beach.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Crystal Lake to Round Lake Beach?
The road trip is about 20.3 miles (32.7 km) and usually takes 00h 34m 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?
McHenry is a useful midpoint, sitting about 10.1 miles from Crystal Lake and 10.2 miles from Round Lake Beach.
How much longer is the road route than the straight-line distance?
The direct path is about 14.7 miles (23.6 km), while the road route adds roughly 5.6 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 7:20 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.36 one way or $6.72 round trip. Estimated CO2 is about 6.4 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Crystal Lake and Showers And Thunderstorms near Round Lake Beach.
Stop Ideas Near McHenry
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 McHenry.
Glenview station
Sturtevant station
Rockford, Illinois
South Beloit, Illinois
Flight Path Map
This map shows the direct air route between Crystal Lake and Round Lake Beach. Straight-line distance: 14.66 mi (23.59 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 Round Lake Beach
City in Illinois, United States of America
| Population | 26,919 |
| Coordinates | 42.3716900, -88.0900800 |
| Altitude | 233 |
| Country | United States |
End: Round Lake Beach (-88.09008, 42.37169)
Estimated Travel Time
Distance: 33 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 40m |
| 40 mph (64.37 km/h) | 00h 30m |
| 50 mph (80.47 km/h) | 00h 24m |
| 60 mph (96.56 km/h) | 00h 20m |
| 70 mph (112.65 km/h) | 00h 17m |
| 80 mph (129 km/h) | 00h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $3.36 | $6.72 |
| Mid-grade | $5.29 | $3.81 | $7.62 |
| Premium | $5.84 | $4.20 | $8.41 |
| Diesel | $6.57 | $4.73 | $9.46 |
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