How far is Casco, WI from City of Janesville, WI?
The driving distance from Casco, WI to City of Janesville, WI is about 181.3 miles (291.8 km), with a travel time of about 03h 09m by car.
- The straight-line flight distance is about 147 miles (236.5 km).
- For a round trip, plan for roughly 06h 18m 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 03h 09m.
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.
Town in Fond du Lac County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Widespread Frost then Slight Chance Rain Showers
Areas Of Frost then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Casco and City of Janesville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Casco and City of Janesville.
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1
Start on Main Street
1.2 mi · 2 min · Main Street
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2
Continue on State Highway 54
2.9 mi · 4 min · State Highway 54
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3
Continue on Center Drive
1 mi · 2 min · Center Drive
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4
Continue on State Highway 54
2.4 mi · 4 min · State Highway 54
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5
Continue on Algoma Road
6 mi · 9 min · Algoma Road
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6
Turn left
1338 ft · 33 sec
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7
Merge slight left
3.9 mi · 4 min
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8
Take the exit slight right toward I 43 North: Interstate 41
1 km · 1 min
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9
Merge slight left
4.7 mi · 5 min
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10
Keep slight right to continue on I 41 South: Appleton
1.2 mi · 2 min
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11
Merge slight left
57 mi · 1 hr 1 min
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12
Take the exit slight right toward WI 26, CTH N: Rosendale
2112 ft · 52 sec
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13
Turn right onto State Highway 26
10.7 mi · 15 min · State Highway 26
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14
Continue on North Main Street
1 mi · 3 min · North Main Street
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15
Continue on State Highway 26
9.7 mi · 13 min · State Highway 26
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16
Take the ramp slight right
2383 ft · 58 sec
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17
Merge slight left
4.1 mi · 5 min
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18
Take the exit slight right toward WI 26: Waupun, Juneau
1257 ft · 31 sec
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19
Keep slight left
57 m · 5 sec
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20
Turn left onto State Highway 26
6.9 mi · 9 min · State Highway 26
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21
Continue on Front Street
2888 ft · 1 min · Front Street
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22
Continue on State Highway 26
5.6 mi · 8 min · State Highway 26
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23
Continue on North Main Street
1.5 km · 2 min · North Main Street
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24
Turn right onto West North Street
2962 ft · 1 min · West North Street
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25
Turn left onto Western Avenue
1806 ft · 51 sec · Western Avenue
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26
Turn right onto State Highway 26
22.8 mi · 28 min · State Highway 26
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27
Continue straight
34.8 mi · 46 min
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28
Turn left onto East Memorial Drive
80 m · 12 sec · East Memorial Drive
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29
Continue on North Garfield Avenue
2552 ft · 2 min · North Garfield Avenue
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30
Turn right onto East Court Street
142 m · 16 sec · East Court Street
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31
Arrive at your destination
0 m · 1 sec · East Court Street
Car Route Details
A richer read on the saved driving route between Casco and City of Janesville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 41 South
Merge slight left
57 mi · 01h 01m
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.
Widespread Frost then Slight Chance Rain Showers leaving Casco and Areas Of Frost then Mostly 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 Casco to City of Janesville?
The road trip is about 181.3 miles (291.8 km) and usually takes 03h 09m 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?
Rosendale is a useful midpoint, sitting about 90.5 miles from Casco and 90.8 miles from City of Janesville.
How much longer is the road route than the straight-line distance?
The direct path is about 147 miles (236.5 km), while the road route adds roughly 34.3 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 10:42 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.13 one way or $48.27 round trip. Estimated CO2 is about 56.9 kg one way.
What should you check before leaving?
Before you leave, expect Widespread Frost then Slight Chance Rain Showers around Casco and Areas Of Frost then Mostly Sunny near City of Janesville.
Stop Ideas Near Rosendale
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 Rosendale.
Fond du Lac, Wisconsin
Waupun, WI
Oshkosh, WI
Oshkosh, Wisconsin
Flight Path Map
This map shows the direct air route between Casco and City of Janesville. Straight-line distance: 146.98 mi (236.54 km).
#1 Casco
Civil town in Kewaunee County, Wisconsin
| Population | 1,183 |
| Coordinates | 44.5577700, -87.6181500 |
| Altitude | 222 |
| 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: 292 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 02m |
| 40 mph (64.37 km/h) | 04h 32m |
| 50 mph (80.47 km/h) | 03h 37m |
| 60 mph (96.56 km/h) | 03h 01m |
| 70 mph (112.65 km/h) | 02h 35m |
| 80 mph (129 km/h) | 02h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $24.13 | $48.27 |
| Mid-grade | $4.25 | $27.22 | $54.44 |
| Premium | $4.65 | $29.79 | $59.57 |
| Diesel | $5.30 | $33.95 | $67.89 |
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 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.