How far is City of Janesville, WI from Seneca, WI?
The driving distance from City of Janesville, WI to Seneca, WI is about 131.4 miles (211.5 km), with a travel time of about 03h 15m by car.
- The straight-line flight distance is about 106.1 miles (170.8 km).
- For a round trip, plan for roughly 06h 30m 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 15m.
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 Iowa County, Wisconsin, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between City of Janesville and Seneca.
Turn-by-Turn Driving Directions
Step-by-step road directions between City of Janesville and Seneca.
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1
Start on East Court Street
2137 ft · 1 min · East Court Street
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2
Turn right onto South Parker Drive
2 mi · 4 min · South Parker Drive
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3
Continue straight
1.4 mi · 2 min
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4
Turn left
13.1 mi · 18 min
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5
Turn right onto North County Road M
105 m · 8 sec · North County Road M
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6
Continue on County Highway M
1.5 mi · 3 min · County Highway M
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7
Turn left onto North Tupper Road
3151 ft · 54 sec · North Tupper Road
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8
Turn left onto West Bullard Road
1.5 mi · 3 min · West Bullard Road
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9
At the end of the road, turn right onto US Highway 14
3.9 mi · 6 min · US Highway 14
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10
Enter the roundabout and take exit 2 toward US Highway 14
36 m · 10 sec · US Highway 14
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11
Exit the roundabout onto US Highway 14
7.3 mi · 9 min · US Highway 14
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12
Take the exit slight right toward CTH MM: Oregon
942 ft · 23 sec
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13
Keep slight left to continue on CTH MM: Oregon
105 m · 8 sec
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14
Enter the roundabout and take exit 3 toward County Road MM
79 m · 15 sec · County Road MM
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15
Exit the roundabout onto County Road MM
108 m · 20 sec · County Road MM
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16
Enter the roundabout and take exit 1 toward County Road MM
35 m · 3 sec · County Road MM
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17
Exit the roundabout onto County Road MM
606 ft · 18 sec · County Road MM
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18
Turn slight right
12 m · 1 sec
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19
Turn slight right onto County Highway M
7.1 mi · 10 min · County Highway M
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20
Turn slight right
84 m · 12 sec
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21
Turn straight onto County Highway PB
901 ft · 24 sec · County Highway PB
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22
Continue on Old County Road PB
689 ft · 22 sec · Old County Road PB
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23
Turn left onto US 18 West, US 151 South
2685 ft · 1 min
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24
Merge slight left
31.6 mi · 36 min
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25
Take the exit slight right toward US 18 West: Dodgeville, Prairie du Chien
1.4 km · 1 min
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26
Enter the roundabout and take exit 2 toward Dodgeville Expressway
41 m · 6 sec · Dodgeville Expressway
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27
Exit the roundabout onto Dodgeville Expressway
2 mi · 3 min · Dodgeville Expressway
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28
Continue on US Highway 18
8.4 mi · 12 min · US Highway 18
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29
Continue on East Main Street
1.3 mi · 3 min · East Main Street
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30
Continue on US Highway 18
15.6 mi · 22 min · US Highway 18
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31
Continue on 12th Street
2495 ft · 1 min · 12th Street
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32
Turn right onto Lincoln Avenue
3168 ft · 2 min · Lincoln Avenue
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33
Continue on Elm Street
12.2 mi · 18 min · Elm Street
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34
At the end of the road, turn left onto State Highway 60
1465 ft · 29 sec · State Highway 60
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35
Turn right onto County Highway E
3.1 mi · 8 min · County Highway E
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36
Continue on County Road E
4 mi · 6 min · County Road E
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37
At the end of the road, turn left onto Railroad Street
1.5 km · 2 min · Railroad Street
-
38
Turn left onto Midway Street
100 m · 9 sec · Midway Street
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39
Turn right onto Farris Street
1.4 mi · 2 min · Farris Street
-
40
Continue on State Highway 179
1127 ft · 25 sec · State Highway 179
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41
Turn right onto County Road E
7.2 mi · 16 min · County Road E
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42
At the end of the road, turn right onto State Highway 27
1.3 km · 1 min · State Highway 27
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43
Arrive at your destination
0 m · 1 sec · State Highway 27
Car Route Details
A richer read on the saved driving route between City of Janesville and Seneca.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 18 West
Merge slight left
31.6 mi · 00h 36m
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.
Sunny leaving City of Janesville and Mostly Cloudy near Seneca.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from City of Janesville to Seneca?
The road trip is about 131.4 miles (211.5 km) and usually takes 03h 15m 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?
Ridgeway is a useful midpoint, sitting about 65.6 miles from City of Janesville and 65.8 miles from Seneca.
How much longer is the road route than the straight-line distance?
The direct path is about 106.1 miles (170.8 km), while the road route adds roughly 25.3 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 10:30 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.50 one way or $34.99 round trip. Estimated CO2 is about 41.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around City of Janesville and Mostly Cloudy near Seneca.
Stop Ideas Near Ridgeway
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 Ridgeway.
Madison, Wisconsin
Madison (South), Wisconsin
Wisconsin Dells
Portage
Flight Path Map
This map shows the direct air route between City of Janesville and Seneca. Straight-line distance: 106.14 mi (170.81 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 Seneca
Town in Crawford County, Wisconsin, United States
| Population | 1,051 |
| Coordinates | 43.2649800, -90.9584600 |
| Altitude | 382 |
| Country | United States |
End: Seneca (-90.95846, 43.26498)
Estimated Travel Time
Distance: 211 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 22m |
| 40 mph (64.37 km/h) | 03h 17m |
| 50 mph (80.47 km/h) | 02h 37m |
| 60 mph (96.56 km/h) | 02h 11m |
| 70 mph (112.65 km/h) | 01h 52m |
| 80 mph (129 km/h) | 01h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $17.50 | $34.99 |
| Mid-grade | $4.25 | $19.73 | $39.47 |
| Premium | $4.65 | $21.59 | $43.19 |
| Diesel | $5.30 | $24.61 | $49.22 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.