How far is Amherst, WI from City of Janesville, WI?

The driving distance from Amherst, WI to City of Janesville, WI is about 146.8 miles (236.2 km), with a travel time of about 02h 20m by car.

  • The straight-line flight distance is about 122.7 miles (197.5 km).
  • For a round trip, plan for roughly 04h 41m 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
146.76 mi
02h 20m
Flight
122.71 mi
197.48 km direct

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

Learn Distance

Choose another destination from Amherst.

Flight Distance

Direct air line
122.71 mi
Kilometers
197.48 km
Flight Time
00h 14m

Driving Distance

Road route
146.76 mi
Kilometers
236.19 km
Drive Time
02h 20m

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 02h 20m.

Arrival Snapshot
Arrive in City of Janesville
Tue, May 12, 9:58 PM CDT
Return by in Amherst
Wed, May 13, 12:19 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Amherst
2026-05-12T19:37
Arrive City of Janesville
Tue, May 12, 9:58 PM CDT
Route Timing
02h 20m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:21 AM to 12:21 PM CDT

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

Leave by
1:48 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Amherst
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
Portage
WI

Fourth-class city in Columbia County, Wisconsin

From Amherst
73.1 mi
01h 10m
To City of Janesville
73.6 mi
01h 10m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Tuesday

Rain Showers Likely then Slight Chance Showers And Thunderstorms

Starts
Tue, May 12 6:00 AM CDT
Wind
13 to 22 mph SSW
Destination
74°F
Tuesday

Chance Showers And Thunderstorms

Starts
Tue, May 12 6:00 AM CDT
Wind
10 to 20 mph SW

Driving Route Map

The map below follows the saved road route between Amherst and City of Janesville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Amherst and City of Janesville.

  1. 1

    Start on South Main Street

    8 m · 7 sec · South Main Street

  2. 2

    Turn left onto Wilson Street

    2735 ft · 2 min · Wilson Street

  3. 3

    Continue on Western Way

    1.3 km · 2 min · Western Way

  4. 4

    Continue on County Road B

    8.7 mi · 15 min · County Road B

  5. 5

    Continue on Plover Road

    1.9 mi · 3 min · Plover Road

  6. 6

    Turn left

    1404 ft · 36 sec

  7. 7

    Merge slight left

    67.8 mi · 1 hr 13 min

  8. 8

    Keep slight right

    29.6 mi · 32 min

  9. 9

    Keep slight right to continue on I 39, I 90: Chicago

    33.1 mi · 35 min

  10. 10

    Take the exit slight right

    1240 ft · 30 sec

  11. 11

    Keep slight right to continue on WI 26: State Highway 26

    1117 ft · 32 sec

  12. 12

    Keep slight right to continue on WI 26 South: Janesville

    126 m · 10 sec

  13. 13

    Turn slight right onto Milton Avenue

    2.3 mi · 5 min · Milton Avenue

  14. 14

    Turn left onto East Memorial Drive

    80 m · 12 sec · East Memorial Drive

  15. 15

    Continue on North Garfield Avenue

    2552 ft · 2 min · North Garfield Avenue

  16. 16

    Turn right onto East Court Street

    142 m · 16 sec · East Court Street

  17. 17

    Arrive at your destination

    0 m · 1 sec · East Court Street

Car Route Details

A richer read on the saved driving route between Amherst and City of Janesville.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
17 steps
5 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
11.6 / 100 mi
Decision points by distance
Main Roads
Plover Road
99.3 mi · 68%
I 39
33.3 mi · 23%
County Road B
8.74 mi · 6%
Milton Avenue
2.35 mi · 2%
Western Way
0.82 mi · 1%
Wilson Street
0.52 mi
Longest Stretch

Plover Road

Merge slight left

67.8 mi · 01h 13m

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
02h 20m
Day trip friendly
Same-Day Return
04h 42m
Round-trip wheel time
Road vs Air
+24.1 mi
122.7 mi direct line
Halfway Stop
Portage
01h 10m from Amherst
Leave By
1:48 PM CDT
Morning start is best
Weather Watch

Rain Showers Likely then Slight Chance Showers And Thunderstorms leaving Amherst and Chance Showers And Thunderstorms near City of Janesville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Amherst to City of Janesville?

The road trip is about 146.8 miles (236.2 km) and usually takes 02h 20m 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?

Portage is a useful midpoint, sitting about 73.1 miles from Amherst and 73.6 miles from City of Janesville.

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

The direct path is about 122.7 miles (197.5 km), while the road route adds roughly 24.1 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 1:48 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.53 one way or $39.07 round trip. Estimated CO2 is about 46 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely then Slight Chance Showers And Thunderstorms around Amherst and Chance Showers And Thunderstorms near City of Janesville.

Stop Ideas Near Portage

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

Mid-route Guidance
Local place coverage is thin around Portage, 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 Portage.

RAIL

Portage

1 mi away
400 West Oneida Street
RAIL

Wisconsin Dells

27 mi away
Superior and La Crosse Sts.
BUS

Westfield, WI

39 mi away
244 North Pioneer Park Road
RAIL

Columbus

43 mi away
359 North Ludington Street

Flight Path Map

This map shows the direct air route between Amherst and City of Janesville. Straight-line distance: 122.71 mi (197.48 km).

Photo coming soon

#1 Amherst

Town in Portage County, Wisconsin, United States

Population1,361
Coordinates44.4508100, -89.2848400
Altitude320
CountryUnited States
City of Janesville

#2 City of Janesville

The most populous city in Rock County, Wisconsin.

Population64,128
Coordinates42.6857000, -89.0138500
Altitude261
CountryUnited States
Start: South Main Street (-89.284858, 44.450815)
End: East Court Street (-89.013903, 42.685777)

Estimated Travel Time

Distance: 236 km by road

SpeedTime
30 mph (48.3 km/h)04h 53m
40 mph (64.37 km/h)03h 40m
50 mph (80.47 km/h)02h 56m
60 mph (96.56 km/h)02h 26m
70 mph (112.65 km/h)02h 05m
80 mph (129 km/h)01h 49m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.18 gal
19.6 L · about $19.53
Round trip
$39.07
10.36 gal · 39.2 L
Estimated CO2
46 kg one way
Round trip: 92.1 kg / 203 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $19.53 $39.07
Mid-grade $4.25 $22.03 $44.06
Premium $4.65 $24.11 $48.22
Diesel $5.30 $27.47 $54.95

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 13, 2026

There is no time difference between Amherst and City of Janesville. The current time is 19:37:42.

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.