How far is Trenton, WI from City of Janesville, WI?
The driving distance from Trenton, WI to City of Janesville, WI is about 263.6 miles (424.3 km), with a travel time of about 04h 18m by car.
- The straight-line flight distance is about 221.5 miles (356.5 km).
- For a round trip, plan for roughly 08h 36m 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 18m.
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.
City in Monroe County, Wisconsin, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Driving Route Map
The map below follows the saved road route between Trenton and City of Janesville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Trenton and City of Janesville.
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1
Start on the route
56 m · 13 sec
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2
Continue on 174th Avenue
110 m · 20 sec · 174th Avenue
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3
Continue on 174th Avenue
53 m · 9 sec · 174th Avenue
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4
Turn right onto County Road K
1.3 mi · 3 min · County Road K
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5
Continue on County Road K
116 m · 11 sec · County Road K
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6
Turn left onto County Road VV
2030 ft · 57 sec · County Road VV
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7
Take the ramp slight right
66 m · 8 sec
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8
Merge slight left onto Route 63
2.3 mi · 5 min · Route 63
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9
Turn right onto Route 61/Route 63
14.8 mi · 19 min · Route 61/Route 63
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10
Continue on North Lakeshore Drive
2.8 mi · 6 min · North Lakeshore Drive
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11
Continue on Route 61
9.5 mi · 13 min · Route 61
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12
Continue on 2nd Street
1020 ft · 18 sec · 2nd Street
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13
Continue on Route 61
36.6 mi · 45 min · Route 61
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14
Enter the roundabout and take exit 2 toward US 14;US 61
49 m · 3 sec · US 14;US 61
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15
Exit the rotary onto US 14;US 61
864 ft · 12 sec · US 14;US 61
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16
Continue straight
12.2 mi · 14 min
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17
Continue straight
8.5 mi · 9 min
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18
Keep slight left
138.1 mi · 2 hr 28 min
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19
Keep slight right to continue on I 39, I 90: Chicago
33.1 mi · 35 min
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20
Take the exit slight right
1240 ft · 30 sec
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21
Keep slight right to continue on WI 26: State Highway 26
1117 ft · 32 sec
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22
Keep slight right to continue on WI 26 South: Janesville
126 m · 10 sec
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23
Turn slight right onto Milton Avenue
2.3 mi · 5 min · Milton Avenue
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24
Turn left onto East Memorial Drive
80 m · 12 sec · East Memorial Drive
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25
Continue on North Garfield Avenue
2552 ft · 2 min · North Garfield Avenue
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26
Turn right onto East Court Street
142 m · 16 sec · East Court Street
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27
Arrive at your destination
0 m · 1 sec · East Court Street
Car Route Details
A richer read on the saved driving route between Trenton 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.
US 14
Keep slight left
138 mi · 02h 28m
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 Trenton and Partly 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 Trenton to City of Janesville?
The road trip is about 263.6 miles (424.3 km) and usually takes 04h 18m 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?
Tomah is a useful midpoint, sitting about 131.7 miles from Trenton and 131.9 miles from City of Janesville.
How much longer is the road route than the straight-line distance?
The direct path is about 221.5 miles (356.5 km), while the road route adds roughly 42.1 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 8:24 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $35.07 one way or $70.14 round trip. Estimated CO2 is about 82.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Trenton and Partly Sunny near City of Janesville.
Stop Ideas Near Tomah
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 Tomah.
Tomah
La Crosse
Wisconsin Rapids, WI
Wisconsin Dells
Flight Path Map
This map shows the direct air route between Trenton and City of Janesville. Straight-line distance: 221.52 mi (356.5 km).
#1 Trenton
Human settlement in Dodge County, Wisconsin, United States of America
| Population | 4,747 |
| Coordinates | 44.6038600, -92.5649100 |
| Altitude | 236 |
| 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: 424 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 47m |
| 40 mph (64.37 km/h) | 06h 35m |
| 50 mph (80.47 km/h) | 05h 16m |
| 60 mph (96.56 km/h) | 04h 23m |
| 70 mph (112.65 km/h) | 03h 45m |
| 80 mph (129 km/h) | 03h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $35.07 | $70.14 |
| Mid-grade | $4.25 | $39.55 | $79.11 |
| Premium | $4.65 | $43.28 | $86.56 |
| Diesel | $5.30 | $49.33 | $98.65 |
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.