How far is Freeport, IL from Crystal Lake, IL?
The driving distance from Freeport, IL to Crystal Lake, IL is about 71.8 miles (115.5 km), with a travel time of about 01h 23m by car.
- The straight-line flight distance is about 66.9 miles (107.6 km).
- For a round trip, plan for roughly 02h 46m 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 23m.
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.
Township in Winnebago County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Freeport and Crystal Lake.
Turn-by-Turn Driving Directions
Step-by-step road directions between Freeport and Crystal Lake.
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1
Start on South Galena Avenue
1.6 mi · 3 min · South Galena Avenue
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2
Turn left onto US 20 Business
2.9 mi · 4 min · US 20 Business
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3
Take the ramp straight
2108 ft · 51 sec
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4
Merge slight left onto U.S. Grant Memorial Highway
7.5 mi · 9 min · U.S. Grant Memorial Highway
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5
Continue on West State Road
9.8 mi · 11 min · West State Road
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6
Continue on U.S. Grant Memorial Highway
14.5 mi · 17 min · U.S. Grant Memorial Highway
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7
Take the exit slight right toward US 20 East: Belvedere
1251 ft · 31 sec · U.S. Grant Memorial Highway
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8
Keep slight right to continue on U.S. Grant Memorial Highway
13.5 mi · 20 min · U.S. Grant Memorial Highway
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9
Continue on West Grant Highway
5 mi · 8 min · West Grant Highway
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10
Turn left onto South State Street
2473 ft · 44 sec · South State Street
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11
Turn right onto Telegraph Street
9 mi · 13 min · Telegraph Street
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12
Turn right
1.4 km · 1 min
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13
Turn left
4 mi · 7 min
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14
Turn right
65 m · 8 sec
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15
Continue on North Virginia Street
2738 ft · 54 sec · North Virginia Street
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16
Turn left onto West Crystal Lake Avenue
1.3 mi · 3 min · West Crystal Lake Avenue
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17
Arrive at your destination
0 m · 1 sec · East Crystal Lake Avenue
Car Route Details
A richer read on the saved driving route between Freeport and Crystal Lake.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
U.S. Grant Memorial Highway
Continue on U.S. Grant Memorial Highway
14.5 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.
Rain Showers leaving Freeport 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 Freeport to Crystal Lake?
The road trip is about 71.8 miles (115.5 km) and usually takes 01h 23m 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?
Cherry Valley is a useful midpoint, sitting about 35.7 miles from Freeport and 36 miles from Crystal Lake.
How much longer is the road route than the straight-line distance?
The direct path is about 66.9 miles (107.6 km), while the road route adds roughly 4.9 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 3:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.80 one way or $23.60 round trip. Estimated CO2 is about 22.5 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Freeport and Rain Showers near Crystal Lake.
Stop Ideas Near Cherry Valley
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 Cherry Valley.
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Flight Path Map
This map shows the direct air route between Freeport and Crystal Lake. Straight-line distance: 66.83 mi (107.56 km).
#1 Freeport
City in Illinois
| Population | 23,447 |
| Coordinates | 42.2966900, -89.6212300 |
| Altitude | 237 |
| 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: 116 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 23m |
| 40 mph (64.37 km/h) | 01h 47m |
| 50 mph (80.47 km/h) | 01h 26m |
| 60 mph (96.56 km/h) | 01h 11m |
| 70 mph (112.65 km/h) | 01h 01m |
| 80 mph (129 km/h) | 00h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $11.80 | $23.60 |
| Mid-grade | $5.29 | $13.39 | $26.78 |
| Premium | $5.84 | $14.77 | $29.54 |
| Diesel | $6.57 | $16.62 | $33.25 |
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