How far is City of Janesville, WI from Prairie du Sac, WI?

The driving distance from City of Janesville, WI to Prairie du Sac, WI is about 71.1 miles (114.4 km), with a travel time of about 01h 28m by car.

  • The straight-line flight distance is about 54.9 miles (88.4 km).
  • For a round trip, plan for roughly 02h 57m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
71.08 mi
01h 28m
Flight
54.9 mi
88.35 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from City of Janesville.

Flight Distance

Direct air line
54.9 mi
Kilometers
88.35 km
Flight Time
00h 06m

Driving Distance

Road route
71.08 mi
Kilometers
114.4 km
Drive Time
01h 28m

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 28m.

Arrival Snapshot
Arrive in Prairie du Sac
Thu, Apr 23, 1:29 AM CDT
Return by in City of Janesville
Thu, Apr 23, 2:57 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave City of Janesville
2026-04-23T00:00
Arrive Prairie du Sac
Thu, Apr 23, 1:29 AM CDT
Route Timing
01h 28m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:29 AM to 11:29 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:32 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in City of Janesville
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Vilas
WI

Human settlement in Langlade County, Wisconsin, United States of America

From City of Janesville
35.5 mi
00h 44m
To Prairie du Sac
35.5 mi
00h 44m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 to 20 mph S
Destination
78°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph S

Driving Route Map

The map below follows the saved road route between City of Janesville and Prairie du Sac.

Turn-by-Turn Driving Directions

Step-by-step road directions between City of Janesville and Prairie du Sac.

  1. 1

    Start on East Court Street

    45 m · 6 sec · East Court Street

  2. 2

    Turn right onto Harrison Street

    156 m · 27 sec · Harrison Street

  3. 3

    Turn left onto East Milwaukee Street

    841 ft · 21 sec · East Milwaukee Street

  4. 4

    Turn sharp right onto Milton Avenue

    3.1 mi · 7 min · Milton Avenue

  5. 5

    Take the exit slight left

    1.3 km · 2 min

  6. 6

    Merge slight left

    50.5 mi · 54 min

  7. 7

    Take the exit slight right

    1941 ft · 50 sec

  8. 8

    Enter the roundabout and take exit 3 toward State Highway 60

    74 m · 4 sec · State Highway 60

  9. 9

    Exit the rotary onto State Highway 60

    664 ft · 11 sec · State Highway 60

  10. 10

    Enter the roundabout and take exit 1 toward State Highway 60

    35 m · 2 sec · State Highway 60

  11. 11

    Exit the rotary onto State Highway 60

    3.8 mi · 5 min · State Highway 60

  12. 12

    Continue on Portage Street

    2070 ft · 1 min · Portage Street

  13. 13

    Continue on Lodi Street

    123 m · 18 sec · Lodi Street

  14. 14

    Turn left onto Water Street

    2288 ft · 39 sec · Water Street

  15. 15

    Continue on State Highway 60

    10.7 mi · 15 min · State Highway 60

  16. 16

    Turn left onto 4th Street

    2185 ft · 2 min · 4th Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · 4th Street

Car Route Details

A richer read on the saved driving route between City of Janesville and Prairie du Sac.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
17 steps
9 turns on the saved route
Ramps & Exits
7
1 merges, 6 ramps or exits
Navigation Density
23.9 / 100 mi
Decision points by distance
Main Roads
Milton Avenue
54.7 mi · 77%
State Highway 60
14.7 mi · 21%
Water Street
0.43 mi · 1%
4th Street
0.41 mi · 1%
Portage Street
0.39 mi · 1%
East Milwaukee Street
0.16 mi
Longest Stretch

Milton Avenue

Merge slight left

50.5 mi · 00h 54m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 28m
Day trip friendly
Same-Day Return
02h 58m
Round-trip wheel time
Road vs Air
+16.2 mi
54.9 mi direct line
Halfway Stop
Vilas
00h 44m from City of Janesville
Leave By
3:32 PM CDT
Morning start is best
Weather Watch

Partly Sunny leaving City of Janesville and Partly Sunny near Prairie du Sac.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from City of Janesville to Prairie du Sac?

The road trip is about 71.1 miles (114.4 km) and usually takes 01h 28m 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?

Vilas is a useful midpoint, sitting about 35.5 miles from City of Janesville and 35.5 miles from Prairie du Sac.

How much longer is the road route than the straight-line distance?

The direct path is about 54.9 miles (88.4 km), while the road route adds roughly 16.2 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 3:32 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $9.47 one way or $18.93 round trip. Estimated CO2 is about 22.3 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around City of Janesville and Partly Sunny near Prairie du Sac.

Stop Ideas Near Vilas

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Vilas, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Vilas.

BUS

Madison (South), Wisconsin

8 mi away
Hwy 51 & East Broadway Ave.
BUS

Madison, Wisconsin

13 mi away
800 Langdon St.
RAIL

Columbus

33 mi away
359 North Ludington Street
BUS

Janesville, Wisconsin

45 mi away
3120 North Pontiac Drive

Flight Path Map

This map shows the direct air route between City of Janesville and Prairie du Sac. Straight-line distance: 54.9 mi (88.35 km).

City of Janesville

#1 City of Janesville

The most populous city in Rock County, Wisconsin.

Population64,128
Coordinates42.6857000, -89.0138500
Altitude261
CountryUnited States
Prairie du Sac

#2 Prairie du Sac

Village in Sauk County, Wisconsin, United States

Population1,151
Coordinates43.2869300, -89.7240100
Altitude236
CountryUnited States
Start: City of Janesville (-89.01385, 42.6857)
End: Prairie du Sac (-89.72401, 43.28693)

Estimated Travel Time

Distance: 114 km by road

SpeedTime
30 mph (48.3 km/h)02h 22m
40 mph (64.37 km/h)01h 46m
50 mph (80.47 km/h)01h 25m
60 mph (96.56 km/h)01h 11m
70 mph (112.65 km/h)01h 00m
80 mph (129 km/h)00h 53m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.51 gal
9.5 L · about $9.47
Round trip
$18.93
5.02 gal · 19 L
Estimated CO2
22.3 kg one way
Round trip: 44.6 kg / 98 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $9.47 $18.93
Mid-grade $4.25 $10.68 $21.35
Premium $4.65 $11.68 $23.36
Diesel $5.30 $13.31 $26.63

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

There is no time difference between City of Janesville and Prairie du Sac. The current time is 00:00:32.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.