How far is Osseo, WI from Wauwatosa, WI?
The driving distance from Osseo, WI to Wauwatosa, WI is about 220.1 miles (354.2 km), with a travel time of about 03h 23m by car.
- The straight-line flight distance is about 191.9 miles (308.9 km).
- For a round trip, plan for roughly 06h 46m 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 23m.
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 Sauk County, Wisconsin, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Osseo and Wauwatosa.
Turn-by-Turn Driving Directions
Step-by-step road directions between Osseo and Wauwatosa.
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1
Start on West Street
112 m · 18 sec · West Street
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2
Turn right onto 2nd Street
696 ft · 35 sec · 2nd Street
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3
Turn left onto Harmony Street
2108 ft · 60 sec · Harmony Street
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4
Turn right onto 10th Street
1.4 km · 2 min · 10th Street
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5
Take the ramp right
1460 ft · 36 sec
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6
Merge slight left
150.5 mi · 2 hr 41 min
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7
Keep slight left to continue on I 94: Milwaukee
64.2 mi · 1 hr 10 min
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8
Take the exit slight right toward I 41, I 894, US 45: Chicago, Fond du Lac
3167 ft · 1 min
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9
Keep slight right to continue on I 41 North, US 45 North: Fond du Lac
1.3 km · 1 min
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10
Merge slight left onto Zoo Freeway
2848 ft · 44 sec · Zoo Freeway
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11
Take the exit slight right toward Watertown Plank Road
852 ft · 21 sec
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12
Keep slight right to continue on Watertown Plank Road East
719 ft · 25 sec
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13
Turn straight onto West Watertown Plank Road
1.4 km · 2 min · West Watertown Plank Road
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14
Continue on Harwood Avenue
1576 ft · 52 sec · Harwood Avenue
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15
Turn left onto Harmonee Avenue
822 ft · 32 sec · Harmonee Avenue
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16
Turn right onto West Menomonee River Parkway
152 m · 21 sec · West Menomonee River Parkway
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17
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Osseo and Wauwatosa.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
10th Street
Merge slight left
151 mi · 02h 41m
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.
Partly Sunny leaving Osseo and Mostly Cloudy near Wauwatosa.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Osseo to Wauwatosa?
The road trip is about 220.1 miles (354.2 km) and usually takes 03h 23m 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?
Lake Delton is a useful midpoint, sitting about 109.9 miles from Osseo and 110.2 miles from Wauwatosa.
How much longer is the road route than the straight-line distance?
The direct path is about 191.9 miles (308.9 km), while the road route adds roughly 28.2 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:14 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.30 one way or $58.60 round trip. Estimated CO2 is about 69.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Osseo and Mostly Cloudy near Wauwatosa.
Stop Ideas Near Lake Delton
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 Lake Delton.
Wisconsin Dells
Portage
Westfield, WI
Madison, Wisconsin
Flight Path Map
This map shows the direct air route between Osseo and Wauwatosa. Straight-line distance: 191.92 mi (308.86 km).
#1 Osseo
City in Trempealeau County, Wisconsin, United States
| Population | 1,671 |
| Coordinates | 44.5721800, -91.2273800 |
| Altitude | 292 |
| 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: 354 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 19m |
| 40 mph (64.37 km/h) | 05h 30m |
| 50 mph (80.47 km/h) | 04h 24m |
| 60 mph (96.56 km/h) | 03h 40m |
| 70 mph (112.65 km/h) | 03h 08m |
| 80 mph (129 km/h) | 02h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $29.30 | $58.60 |
| Mid-grade | $4.25 | $33.05 | $66.09 |
| Premium | $4.65 | $36.16 | $72.32 |
| Diesel | $5.30 | $41.21 | $82.42 |
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 28, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.