Origin
Star Prairie, WI
Late night in Star Prairie on Wednesday
Local time
5:30 AM
CDT
Current temp
64°F
Unavailable
Live forecast
Trip from Star Prairie, WI to West Allis, WI
Data updated 0 seconds ago
Drive Time
5h 49m
Distance
312.2 mi
502 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$49
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
5h 36m
★
6 AM
5h 49m
8 AM
6h 15m
10 AM
5h 58m
12 PM
5h 56m
3 PM
6h 0m
5 PM
6h 14m
8 PM
5h 41m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Star Prairie, WI
Wikimedia Commons
West Allis, WI
Wikimedia Commons
Trip Overview
The drive from Star Prairie, WI to West Allis, WI covers 312.2 miles and takes about 5h 49m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 94, County Highway T, State Highway 64 for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 287 miles on I 94. At current regular gas prices, budget about $48.81 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
156.1 miles from Star Prairie, WI
A natural place for your longest stop of the day , about 2h 57m into the drive .
Loading map...
Drive Character
This is a 5h 49m highway drive covering 312.2 miles, with most of the trip on I 94 and County Highway T. The longest continuous stretch is about 287 miles on I 94.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 19 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 94 is the longest continuous segment at about 287 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 94 and County Highway T. You will hit about 13 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Main Street.
Route Complexity
5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
This drive requires moderate attention. Across 312.2 miles you will encounter 13 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (Main Street): Navigation decision point; at 22.6 miles: Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 244.9 miles (I 94): Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 13 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
5
0 mi into trip
|
~0m in
|
Main Street
Turn left onto Main Street
Navigation decision point
7
22.6 mi into trip
|
~34m in
Enter roundabout toward I-94 Eastbound: Menomonie, Eau Claire
Roundabout - know your exit number before entering. Multiple destination signs - pick the right one
Toward I-94 Eastbound: Menomonie, Eau Claire
8
244.9 mi into trip
|
~4h 32m in
|
I 94
Keep slight left at fork onto I 94 toward I 94: Milwaukee
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Exit 138A
Toward I 94: Milwaukee
7
310 mi into trip
|
~5h 43m in
Take the exit toward WI 181: 84th Street
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 306
Toward WI 181: 84th Street
8
310.9 mi into trip
|
~5h 45m in
Keep slight right at fork toward WI 181 South: 84th Street South, Milwaukee Mile Speedway, Pettit National Ice Center
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward WI 181 South: 84th Street South, Milwauk...
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Star Prairie, WI to West Allis, WI, road signs begin pointing toward Eau Claire along the way.
Eau Claire
22.6 mi in
|
~34m
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 94 | 287 mi | 5h 8m |
| County Highway T | 10.2 mi | 14m |
| State Highway 64 | 4.8 mi | 6m |
| State Highway 65 | 4.1 mi | 5m |
| Davis Street | 2.7 mi | 5m |
| South 84th Street | 0.7 mi | 1m |
| US-12 | 0.6 mi | <1m |
| West Greenfield Avenue | 0.5 mi | 1m |
Longest stretch:
I 94
— 287 mi, about 5h 8m
Turn-by-Turn Driving Directions
Step-by-step road directions between Star Prairie, WI and West Allis, WI.
1
Start on CTH M
79 ft
·
7 sec
·
Bridge Avenue
2
Turn left onto Main Street
0.1 mi
·
18 sec
·
Main Street
3
At end of road, turn left onto CTH C; CTH H
4.1 mi
·
5 min
·
State Highway 65
4
Turn slight left
478 ft
·
22 sec
Toward WIS 64 EAST
5
Turn left onto WI 64
4.8 mi
·
6 min
·
State Highway 64
6
Turn right onto CTH T
10 mi
·
13 min
·
County Highway T
7
At end of road, turn left onto US 12; CTH T
0.6 mi
·
47 sec
·
US-12
8
Continue on US 12; CTH T
2.7 mi
·
5 min
·
Davis Street
9
Enter roundabout onto CTH T
133 ft
·
2 sec
·
County Highway T
10
Continue on CTH T
486 ft
·
27 sec
·
County Highway T
11
Enter roundabout
254 ft
·
14 sec
Toward I-94 Eastbound: Menomonie, Eau Claire
12
Continue
0.3 mi
·
38 sec
Toward I-94 Eastbound: Menomonie, Eau Claire
13
Merge onto I 94
222 mi
·
3 hr 57 min
·
I 94
Use the straight lane.
14
Keep slight left at fork onto I 94
65 mi
·
1 hr 10 min
·
I 94
Exit 138A
Toward I 94: Milwaukee
Use the straight / slight right lanes.
15
Take the exit
0.9 mi
·
1 min
Exit 306
Toward WI 181: 84th Street
Use the slight right lane.
16
Keep slight right at fork
192 ft
·
4 sec
Toward WI 181 South: 84th Street South, Milwaukee Mile Speedway, Pettit National Ice Center
Use the straight / slight right lanes.
17
Turn right onto WI 181
0.7 mi
·
1 min
·
South 84th Street
18
Turn left onto WI 59
0.5 mi
·
1 min
·
West Greenfield Avenue
Use the left lane.
19
Arrive at destination
WI 59
Trip Plan
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 156.1 miles from Star Prairie, WI, or about 2h 57m into the drive.
The longest continuous stretch on this route runs about 287 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 80 miles or 1h 36m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 156.1 miles or 2h 57m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 44m
Traffic, exits, and arrival timing usually matter more near West Allis, WI than in the middle of the route.
Before You Leave
+
Open the route before leaving Star Prairie, WI so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Star Prairie, WI
This is one driving day of about 312.2 miles and 5h 49m.
Your first comfortable stop window is around 80 miles from Star Prairie, WI.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 94 for about 287 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 156.1 mi from Star Prairie, WI · 2h 57m into the drive
Mid-route town
Meal stop
156 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 156.1 miles from Star Prairie, WI, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before I 94 if your tank is already low. That segment runs about 287 miles.
Arriving in West Allis, WI
The final approach into West Allis, WI usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around West Allis, WI.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$48.81 one way
$97.62 round trip
$3.97/gal
25.4 MPG avg
109 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $53.59 | $107.18 |
| premium | $4.89 | $60.08 | $120.16 |
| diesel | $5.61 | $68.93 | $137.86 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$49
Meals
$25–$50
Total
$74–$99
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 109.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $33 in charging · 1 stop · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 93.7 | 1 | $32.78 | $14.99 |
| Efficient EV | 78.1 | 0 | $27.32 | $12.49 |
| EV Truck/SUV | 124.9 | 1 | $43.71 | $19.98 |
Gas CO2
109 kg
EV CO2
37 kg (66% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
West Allis, WI
Late night in West Allis on Wednesday
Local time
5:30 AM
CDT
Current temp
41°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
23 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
5h 49m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Star Prairie, WI to West Allis, WI covers 312.2 miles and takes about 5h 49m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 94, County Highway T, State Highway 64. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 156.1 miles from Star Prairie, WI. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $48.81 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This drive requires moderate attention. Across 312.2 miles you will encounter 13 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: near the start (Main Street): Navigation decision point; at 22.6 miles: Roundabout - know your exit number before entering. Multiple destination signs - pick the right one; at 244.9 miles (I 94): Highway fork - watch signs carefully. Lane positioning matters here.
On the drive from Star Prairie, WI to West Allis, WI, road signs begin pointing toward Eau Claire along the way.
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