How far is Crystal Lake, IL from Oswego, IL?
The driving distance from Crystal Lake, IL to Oswego, IL is about 42.3 miles (68 km), with a travel time of about 01h 11m by car.
- The straight-line flight distance is about 38.6 miles (62.2 km).
- For a round trip, plan for roughly 02h 23m 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 11m.
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.
Chicago suburb in Kane and DuPage counties of Illinois, United States
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 Crystal Lake and Oswego.
Turn-by-Turn Driving Directions
Step-by-step road directions between Crystal Lake and Oswego.
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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
1.7 mi · 4 min · South Main Street
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3
Continue on Pyott Road
1776 ft · 34 sec · Pyott Road
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4
Turn right onto James R Rakow Road
1.2 mi · 2 min · James R Rakow Road
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5
Continue on North Randall Road
2.2 mi · 3 min · North Randall Road
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6
Continue on South Randall Road
17.9 mi · 29 min · South Randall Road
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7
Keep slight left to continue on North Randall Road
1.2 mi · 2 min · North Randall Road
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8
Continue on Randall Road
2.6 mi · 5 min · Randall Road
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9
Continue on North Randall Road
3.3 mi · 5 min · North Randall Road
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10
Turn right onto Orchard Road
7.5 mi · 13 min · Orchard Road
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11
Turn left onto East Base Line Road
1.2 mi · 2 min · East Base Line Road
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12
Turn slight right
926 ft · 30 sec
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13
Turn right onto South Lake Street
2.7 mi · 5 min · South Lake Street
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14
Turn left onto West Washington Street
1861 ft · 1 min · West Washington Street
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15
Arrive at your destination
0 m · 1 sec · East Washington Street
Car Route Details
A richer read on the saved driving route between Crystal Lake and Oswego.
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.
South Randall Road
Continue on South Randall Road
17.9 mi · 00h 29m
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 Crystal Lake and Rain Showers near Oswego.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Crystal Lake to Oswego?
The road trip is about 42.3 miles (68 km) and usually takes 01h 11m 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?
St. Charles is a useful midpoint, sitting about 21.1 miles from Crystal Lake and 21.1 miles from Oswego.
How much longer is the road route than the straight-line distance?
The direct path is about 38.6 miles (62.2 km), while the road route adds roughly 3.7 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 4:06 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.95 one way or $13.90 round trip. Estimated CO2 is about 13.2 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Crystal Lake and Rain Showers near Oswego.
Stop Ideas Near St. Charles
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 St. Charles.
Naperville
Plano
La Grange Road
Summit
Flight Path Map
This map shows the direct air route between Crystal Lake and Oswego. Straight-line distance: 38.62 mi (62.15 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 Oswego
City in and county seat of Oswego County, New York, United States
| Population | 36,696 |
| Coordinates | 41.6828100, -88.3514600 |
| Altitude | 195 |
| Country | United States |
End: Oswego (-88.35146, 41.68281)
Estimated Travel Time
Distance: 68 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 24m |
| 40 mph (64.37 km/h) | 01h 03m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 42m |
| 70 mph (112.65 km/h) | 00h 36m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $6.95 | $13.90 |
| Mid-grade | $5.29 | $7.89 | $15.77 |
| Premium | $5.84 | $8.70 | $17.39 |
| Diesel | $6.57 | $9.79 | $19.58 |
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