Origin
West Allis, WI
Late night in West Allis on Sunday
Local time
5:20 AM
CDT
Current temp
47°F
Unavailable
Live forecast
Trip from West Allis, WI to Port Washington, WI
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
44m
Distance
31.7 mi
51 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$5
one way
EV Charging
Unknown
Best Time to Leave
4 AM
0h 41m
★
6 AM
0h 45m
8 AM
0h 52m
10 AM
0h 47m
12 PM
0h 46m
3 PM
0h 48m
5 PM
0h 52m
8 PM
0h 42m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
West Allis, WI
Wikimedia Commons
Port Washington, WI
Tom Fisk
Trip Overview
West Allis to Port Washington is 31.7 miles and takes about 44m via North-South Freeway, with a fuel budget near $5 and enough daylight to finish in a day. This short trip stays within Wisconsin, moving from the Midwest region to another part of the Midwest. Expect a focused drive primarily on highways, making it a straightforward journey. It's a quick hop perfect for a half-day excursion or a seamless addition to a larger trip.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| North-South Freeway | 20.6 mi | 25m |
| East-West Freeway | 4 mi | 5m |
| South Spring Street | 3.7 mi | 5m |
| South 84th Street | 0.7 mi | 1m |
| West Grand Avenue | 0.5 mi | <1m |
| West Greenfield Avenue | 0.5 mi | 1m |
| WI 32 | 0.5 mi | <1m |
| West Kearney Street | 0.1 mi | <1m |
Longest stretch:
North-South Freeway
— 20.6 mi, about 25m
Turn-by-Turn Driving Directions
Step-by-step road directions between West Allis, WI and Port Washington, 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 310B
Toward I 43 North: Green Bay
Use 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
Take the exit onto WI 32
0.5 mi
·
58 sec
·
WI 32
Exit 93
Toward WI 32 North, CTH V South: Port Washington, Grafton
Use the slight right lane.
10
Continue on WI 32
3.7 mi
·
5 min
·
South Spring Street
11
Turn right onto WI 32
0.5 mi
·
52 sec
·
West Grand Avenue
12
Turn right onto South Webster Street
104 ft
·
4 sec
·
South Webster Street
13
Arrive at destination
South Webster Street
Heads-up: tricky spots
5 of 85 decision points cluster between mile 0.5 and 27.1 — 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...
8
27.1 mi into trip
|
~37m in
|
WI 32
Take the exit onto WI 32 toward WI 32 North, CTH V South: Port Washington, Grafton
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 93
Toward WI 32 North, CTH V South: Port Washingto...
Fuel & Cost
Regular Gas
$4.96 one way
$9.91 round trip
$3.97/gal
25.4 MPG avg
11 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $5.44 | $10.88 |
| premium | $4.89 | $6.10 | $12.20 |
| diesel | $5.61 | $7.00 | $14.00 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$5
Estimated CO2 emission: 11.1 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 64% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 9.5 | 0 | $3.33 | $1.52 |
| Efficient EV | 7.9 | 0 | $2.77 | $1.27 |
| EV Truck/SUV | 12.7 | 0 | $4.44 | $2.03 |
Gas CO2
11 kg
EV CO2
4 kg (64% 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.
Destination
Port Washington, WI
Late night in Port Washington on Sunday
Local time
5:20 AM
CDT
Current temp
46°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
1 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
44m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
This route is heavily highway-focused, with 79% of the drive on freeways, giving it a distinct highway personality. You'll experience a longest stretch of 20.6 miles on the North-South Freeway, which means extended periods of consistent driving speeds. While primarily a freeway experience, the route will incorporate segments of South Spring Street, offering a slight shift in pace as you approach your destination. The overall feel is efficient and direct, prioritizing getting you from point A to point B with minimal fuss.
79% highway — fuel and pacing are the main things to plan.
13 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 20.6 mi on North-South Freeway.
How Hard Is This Drive?
7/10
This is a straightforward highway drive that stays mostly on North-South Freeway and East-West Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.5 miles in near WI 181 / South 84th Street.
Driving Effort
7/10
Focused - busy navigation packed into a short drive
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 8 decision points packed into just 31.7 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 44m.
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.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between West Allis, WI and Port Washington, WI, road signs point toward Cth V South: Port Washington and Grafton.
Cth V South: Port Washington
27.1 mi in
|
~37m
|
via WI 32
Grafton
27.1 mi in
|
~37m
|
via WI 32
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 44m. Total distance: 31.7 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
44m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (79%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 20.6 miles on North-South Freeway. 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 Port Washington, 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 Port Washington, WI before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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