West Allis to Plymouth is 57.6 miles and takes about 1 hour 19 minutes via WI 57 and I-43, with a fuel budget near $9 and enough daylight to finish in a day. This highway-focused drive stays within Wisconsin, moving you from the Midwest region to another part of the same region. Expect a straightforward journey primarily on major roadways. It's a short enough trip that you can easily fit it into a single day without feeling rushed, making it ideal for a quick getaway or an efficient transfer.
Main Roads
Road
Distance
Duration
WI 57
24.3 mi
33m
North-South Freeway
20.6 mi
25m
I 43
4.3 mi
4m
East-West Freeway
4 mi
5m
Eastern Avenue
1.6 mi
3m
South 84th Street
0.7 mi
1m
West Greenfield Avenue
0.5 mi
1m
East Mill Street
0.2 mi
<1m
Longest stretch:
WI 57
— 24.3 mi, about 33m
Turn-by-Turn Driving Directions
Step-by-step road directions between West Allis, WI and Plymouth, WI.
1
Start on WI 59
0.5 mi·1 min·West Greenfield Avenue
2
Turn right onto WI 181
0.7 mi·1 min·South 84th Street
Use the right lane.
3
Turn right onto West Kearney Street
0.1 mi·22 sec·West Kearney Street
4
Take the ramp
0.3 mi·43 sec
Toward I 94 East: Milwaukee
5
Merge onto I 94
4.0 mi·5 min·East-West Freeway
Use the straight / slight right lanes.
6
Take the exit
0.6 mi·1 min
Exit 310BToward I 43 North: Green BayUse the straight / slight right lanes.
7
Keep slight left at fork
0.2 mi·22 sec
Toward I 43 North, WI 145: Green Bay, Fond du Lac Avenue, McKinley Avenue
8
Merge onto I 43
21 mi·25 min·North-South Freeway
Use the straight / slight right lanes.
9
Continue on I 43; WI 57
4.3 mi·4 min·I 43; WI 57
Use the straight / slight right lanes.
10
Turn slight left onto WI 57
24 mi·33 min·WI 57
Exit 97Toward WI 57 North, I 43 North Alternate: Plymouth
11
Turn slight left
0.1 mi·33 sec
12
Turn left onto CTH C
1.6 mi·3 min·Eastern Avenue
13
Continue on CTH C; CTH E
0.2 mi·24 sec·East Mill Street
14
Turn right onto North Stafford Street
437 ft·21 sec·North Stafford Street
15
Turn right onto East Main Street
78 ft·3 sec·East Main Street
16
Arrive at destination
East Main Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
The midpoint is around 28.8 miles from West Allis, WI, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 9
5 decision points cluster between mile 0.5 and 6.5 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0.5 mi into trip|~1m in|WI 181 / South 84th Street
Turn right onto WI 181 / South 84th Street
Lane positioning matters here
Use the right lane.
5
1.6 mi into trip|~4m in|I 94 / East-West Freeway
Merge onto I 94 / East-West Freeway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
5.6 mi into trip|~10m in
Take the exit toward I 43 North: Green Bay
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 310B
Toward I 43 North: Green Bay
6
6.3 mi into trip|~11m in
Keep slight left at fork toward I 43 North, WI 145: Green Bay, Fond du Lac Avenue, McKinley Avenue
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward I 43 North, WI 145: Green Bay, Fond du L...
5
6.5 mi into trip|~11m in|I 43 / North-South Freeway
Merge onto I 43 / North-South Freeway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
Fuel & Cost
Regular Gas
$9.01 one way
$18.01 round trip
$3.97/gal25.4 MPG avg20 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$9.89
$19.77
premium
$4.89
$11.08
$22.17
diesel
$5.61
$12.72
$25.43
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$9
Estimated CO2 emission: 20.2 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $6 in charging
· 0 stops
· 65% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
17.3
0
$6.05
$2.76
Efficient EV
14.4
0
$5.04
$2.30
EV Truck/SUV
23
0
$8.06
$3.69
Gas CO2
20 kg
EV CO2
7 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
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.
Forecast as of Apr 18, 2026
Origin
West Allis, WI
Morning
in West Allis on Sunday
Local time
9:31 AM
CDT
Current temp
40°F
Cloudy
W 15 mph3% chanceLive forecast
Flood Warning
Flood Warning issued April 18 at 6:43AM CDT until April 20 at 10:00AM CDT by NWS Green Bay WI
Flood Warning
Flood Warning issued April 18 at 6:40AM CDT until April 18 at 7:00PM CDT by NWS Green Bay WI
Destination
Plymouth, WI
Morning
in Plymouth on Sunday
Local time
9:31 AM
CDT
Current temp
66°F
Unavailable
Live forecast
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
26 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 19m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
This route is predominantly highway driving, with 92% of the journey taking place on major roads like WI 57 and I-43. You'll encounter a longest stretch of uninterrupted driving for 24.3 miles on WI 57. The profile suggests a consistent, highway-focused experience, meaning you'll likely be navigating at higher speeds with fewer slowdowns. The character of the drive remains largely consistent, emphasizing efficient travel over winding scenic byways.
92% highway — fuel and pacing are the main things to plan.
16 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 24.3 mi on WI 57.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on WI 57 and North-South Freeway. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.5 miles in near WI 181 / South 84th Street.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 57.6 miles you will encounter 9 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: at 0.5 miles (WI 181 / South 84th Street): Lane positioning matters here; at 1.6 miles (I 94 / East-West Freeway): Merge point - match speed before joining. Lane positioning matters here; at 5.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 19m. Total distance: 57.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 19m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (92%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 24.3 miles on WI 57. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Plymouth, WI before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 0.5 miles (WI 181 / South 84th Street): Lane positioning matters here; at 1.6 miles (I 94 / East-West Freeway): Merge point - match speed before joining. Lane positioning matters here; at 5.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes. A round trip is manageable in a single day if you plan a break at Plymouth, WI before heading back.
