How far is City of Janesville, WI from Colfax, WI?
The driving distance from City of Janesville, WI to Colfax, WI is about 233.6 miles (375.9 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 209.3 miles (336.8 km).
- For a round trip, plan for roughly 08h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 04h 19m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Village in Richland County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between City of Janesville and Colfax.
Turn-by-Turn Driving Directions
Step-by-step road directions between City of Janesville and Colfax.
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1
Start on East Court Street
45 m · 6 sec · East Court Street
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2
Turn right onto Harrison Street
156 m · 27 sec · Harrison Street
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3
Turn left onto East Milwaukee Street
841 ft · 21 sec · East Milwaukee Street
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4
Turn sharp right onto Milton Avenue
3.1 mi · 7 min · Milton Avenue
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5
Take the exit slight left
1.3 km · 2 min
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6
Merge slight left
61.3 mi · 1 hr 6 min
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7
Keep slight left
63.5 mi · 1 hr 8 min
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8
Keep slight right to continue on I 94 West: Eau Claire, Saint Paul
94.9 mi · 1 hr 42 min
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9
Take the exit slight right toward US 12, WI 29, WI 40: Colfax, Elk Mound
1703 ft · 42 sec
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10
At the end of the road, turn left
1.2 km · 57 sec
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11
Take the exit slight right toward US 12 East, WI 40 North: Colfax, Elk Mound
1637 ft · 45 sec
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12
Continue on State Highway 40
7.8 mi · 11 min · State Highway 40
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13
Continue on Main Street
2597 ft · 1 min · Main Street
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14
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between City of Janesville and Colfax.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 94 West
Keep slight right to continue on I 94 West: Eau Claire, Saint Paul
94.9 mi · 01h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Chance Rain Showers leaving City of Janesville and Mostly Sunny near Colfax.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from City of Janesville to Colfax?
The road trip is about 233.6 miles (375.9 km) and usually takes 04h 19m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Lone Rock is a useful midpoint, sitting about 116.7 miles from City of Janesville and 116.9 miles from Colfax.
How much longer is the road route than the straight-line distance?
The direct path is about 209.3 miles (336.8 km), while the road route adds roughly 24.3 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 8:22 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.07 one way or $62.15 round trip. Estimated CO2 is about 73.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around City of Janesville and Mostly Sunny near Colfax.
Stop Ideas Near Lone Rock
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 Lone Rock.
Tomah
Wisconsin Dells
Wisconsin Rapids, WI
Westfield, WI
Flight Path Map
This map shows the direct air route between City of Janesville and Colfax. Straight-line distance: 209.25 mi (336.75 km).
#1 City of Janesville
The most populous city in Rock County, Wisconsin.
| Population | 64,128 |
| Coordinates | 42.6857000, -89.0138500 |
| Altitude | 261 |
| Country | United States |
#2 Colfax
Village in Dunn County, Wisconsin
| Population | 1,244 |
| Coordinates | 44.9974600, -91.7271200 |
| Altitude | 288 |
| Country | United States |
End: Colfax (-91.72712, 44.99746)
Estimated Travel Time
Distance: 376 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 46m |
| 40 mph (64.37 km/h) | 05h 50m |
| 50 mph (80.47 km/h) | 04h 40m |
| 60 mph (96.56 km/h) | 03h 53m |
| 70 mph (112.65 km/h) | 03h 20m |
| 80 mph (129 km/h) | 02h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $31.07 | $62.15 |
| Mid-grade | $4.25 | $35.04 | $70.09 |
| Premium | $4.65 | $38.35 | $76.70 |
| Diesel | $5.30 | $43.70 | $87.41 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.