How far is Star Prairie, WI from Wauwatosa, WI?
The driving distance from Star Prairie, WI to Wauwatosa, WI is about 312.3 miles (502.6 km), with a travel time of about 04h 51m by car.
- The straight-line flight distance is about 268.9 miles (432.8 km).
- For a round trip, plan for roughly 09h 42m 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 51m.
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 Monroe County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain And Snow Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Star Prairie and Wauwatosa.
Turn-by-Turn Driving Directions
Step-by-step road directions between Star Prairie and Wauwatosa.
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1
Start on Bridge Avenue
24 m · 7 sec · Bridge Avenue
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2
Turn left onto Main Street
791 ft · 19 sec · Main Street
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3
At the end of the road, turn left onto State Highway 65
4.1 mi · 6 min · State Highway 65
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4
Turn slight left onto WIS 64 EAST
146 m · 22 sec
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5
Turn left onto State Highway 64
4.8 mi · 7 min · State Highway 64
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6
Turn right onto County Highway T
10.1 mi · 14 min · County Highway T
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7
At the end of the road, turn left onto US-12
3040 ft · 47 sec · US-12
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8
Continue on Davis Street
2.7 mi · 6 min · Davis Street
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9
Enter the roundabout and take exit 2 toward County Highway T
40 m · 3 sec · County Highway T
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10
Exit the roundabout onto County Highway T
148 m · 28 sec · County Highway T
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11
Enter the roundabout and take exit 2 toward I-94 Eastbound: Menomonie, Eau Claire
77 m · 15 sec
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12
Exit the roundabout onto I-94 Eastbound: Menomonie, Eau Claire
1591 ft · 39 sec
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13
Merge slight left
221.9 mi · 3 hr 58 min
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14
Keep slight left to continue on I 94: Milwaukee
64.2 mi · 1 hr 10 min
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15
Take the exit slight right toward I 41, I 894, US 45: Chicago, Fond du Lac
3167 ft · 1 min
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16
Keep slight right to continue on I 41 North, US 45 North: Fond du Lac
1.3 km · 1 min
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17
Merge slight left onto Zoo Freeway
2848 ft · 44 sec · Zoo Freeway
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18
Take the exit slight right toward Watertown Plank Road
852 ft · 21 sec
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19
Keep slight right to continue on Watertown Plank Road East
719 ft · 25 sec
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20
Turn straight onto West Watertown Plank Road
1.4 km · 2 min · West Watertown Plank Road
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21
Continue on Harwood Avenue
1576 ft · 52 sec · Harwood Avenue
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22
Turn left onto Harmonee Avenue
822 ft · 32 sec · Harmonee Avenue
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23
Turn right onto West Menomonee River Parkway
152 m · 21 sec · West Menomonee River Parkway
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24
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Star Prairie and Wauwatosa.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I-94 Eastbound
Merge slight left
222 mi · 03h 58m
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.
Chance Rain And Snow Showers leaving Star Prairie and Showers And Thunderstorms near Wauwatosa.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Star Prairie to Wauwatosa?
The road trip is about 312.3 miles (502.6 km) and usually takes 04h 51m 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?
Oakdale is a useful midpoint, sitting about 156.2 miles from Star Prairie and 156.2 miles from Wauwatosa.
How much longer is the road route than the straight-line distance?
The direct path is about 268.9 miles (432.8 km), while the road route adds roughly 43.4 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 7:18 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $41.56 one way or $83.11 round trip. Estimated CO2 is about 97.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain And Snow Showers around Star Prairie and Showers And Thunderstorms near Wauwatosa.
Stop Ideas Near Oakdale
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 Oakdale.
Tomah
Wisconsin Dells
Wisconsin Rapids, WI
La Crosse
Flight Path Map
This map shows the direct air route between Star Prairie and Wauwatosa. Straight-line distance: 268.9 mi (432.76 km).
#1 Star Prairie
Village in St.
| Population | 3,640 |
| Coordinates | 45.1969100, -92.5307500 |
| Altitude | 284 |
| Country | United States |
#2 Wauwatosa
A city in Milwaukee County, Wisconsin.
| Population | 48,084 |
| Coordinates | 43.0494600, -88.0075900 |
| Altitude | 203 |
| Country | United States |
End: West State Street (-88.007649, 43.049316)
Estimated Travel Time
Distance: 503 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 24m |
| 40 mph (64.37 km/h) | 07h 48m |
| 50 mph (80.47 km/h) | 06h 14m |
| 60 mph (96.56 km/h) | 05h 12m |
| 70 mph (112.65 km/h) | 04h 27m |
| 80 mph (129 km/h) | 03h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $41.56 | $83.11 |
| Mid-grade | $4.25 | $46.87 | $93.74 |
| Premium | $4.65 | $51.29 | $102.57 |
| Diesel | $5.30 | $58.45 | $116.90 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.