How far is Williams Bay, WI from City of Janesville, WI?
The driving distance from Williams Bay, WI to City of Janesville, WI is about 29.9 miles (48.1 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 25.2 miles (40.5 km).
- For a round trip, plan for roughly 01h 21m 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 40m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Civil town in Sauk County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Williams Bay and City of Janesville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Williams Bay and City of Janesville.
-
1
Start on State Highway 67
1.5 mi · 2 min · State Highway 67
-
2
Turn left onto State Highway 50
3.7 mi · 6 min · State Highway 50
-
3
Continue on East Geneva Street
1 mi · 2 min · East Geneva Street
-
4
Take the ramp left
1874 ft · 46 sec
-
5
Merge slight left
5.4 mi · 6 min
-
6
Take the exit slight right toward US 14: Darien, Janesville
1398 ft · 34 sec
-
7
Keep slight right
37 m · 3 sec
-
8
Merge slight left
3.3 mi · 5 min
-
9
Turn left
11.2 mi · 15 min
-
10
Turn left onto East Racine Street
1.5 mi · 2 min · East Racine Street
-
11
Enter the roundabout and take exit 2 toward East Racine Street
36 m · 7 sec · East Racine Street
-
12
Exit the roundabout onto East Racine Street
663 ft · 13 sec · East Racine Street
-
13
Enter the roundabout and take exit 1 toward East Racine Street
29 m · 6 sec · East Racine Street
-
14
Exit the roundabout onto East Racine Street
1.1 mi · 2 min · East Racine Street
-
15
Turn right onto South Randall Avenue
2670 ft · 1 min · South Randall Avenue
-
16
Turn left onto Ruger Avenue
2483 ft · 1 min · Ruger Avenue
-
17
At the end of the road, turn left onto East Court Street
582 ft · 20 sec · East Court Street
-
18
Arrive at your destination
0 m · 1 sec · East Court Street
Car Route Details
A richer read on the saved driving route between Williams Bay and City of Janesville.
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.
Longest stretch
Turn left
11.2 mi · 00h 15m
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.
Sunny leaving Williams Bay and Sunny near City of Janesville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Williams Bay to City of Janesville?
The road trip is about 29.9 miles (48.1 km) and usually takes 00h 40m 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?
Fairfield is a useful midpoint, sitting about 15.3 miles from Williams Bay and 14.6 miles from City of Janesville.
How much longer is the road route than the straight-line distance?
The direct path is about 25.2 miles (40.5 km), while the road route adds roughly 4.7 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:08 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.00 one way or $7.99 round trip. Estimated CO2 is about 9.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Williams Bay and Sunny near City of Janesville.
Stop Ideas Near Fairfield
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 Fairfield.
Janesville, Wisconsin
South Beloit, Illinois
Rockford, Illinois
Madison (South), Wisconsin
Flight Path Map
This map shows the direct air route between Williams Bay and City of Janesville. Straight-line distance: 25.17 mi (40.5 km).
#1 Williams Bay
Village in Walworth County, Wisconsin
| Population | 2,657 |
| Coordinates | 42.5780700, -88.5409300 |
| Altitude | 268 |
| Country | United States |
#2 City of Janesville
The most populous city in Rock County, Wisconsin.
| Population | 64,128 |
| Coordinates | 42.6857000, -89.0138500 |
| Altitude | 261 |
| Country | United States |
End: East Court Street (-89.013903, 42.685777)
Estimated Travel Time
Distance: 48 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 59m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $4.00 | $7.99 |
| Mid-grade | $4.25 | $4.51 | $9.02 |
| Premium | $4.65 | $4.93 | $9.87 |
| Diesel | $5.30 | $5.62 | $11.24 |
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 Wisconsin · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.