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Trip from Wauwatosa, WI to East Troy, WI

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

40m

Distance

30.6 mi

49 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$5

one way

EV Charging

Unknown

Best Time to Leave

Save up to 10 min
4 AM
0h 37m ★
6 AM
0h 40m
8 AM
0h 47m
10 AM
0h 43m
12 PM
0h 42m
3 PM
0h 43m
5 PM
0h 47m
8 PM
0h 38m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

city in Milwaukee County, Wisconsin, United States

Wauwatosa, WI

Wikimedia Commons

Downtown East Troy, WI, WI

East Troy, WI

Tom Fisk

Trip Overview

Wauwatosa to East Troy is 30.6 miles and takes about 40m via US 45, 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 the same region. Expect a drive that is primarily on highways, making it a straightforward and efficient journey. With its short distance and minimal fuel cost, this route is ideal for a quick excursion or an easy transfer between locations, offering a practical way to cover ground without a significant time commitment.

Main Roads

Road Distance Duration
US 45 22.3 mi 24m
Zoo Freeway 4.4 mi 5m
County Highway ES 1 mi 2m
West Bluemound Road 0.9 mi 2m
North Glenview Avenue 0.8 mi 2m
Harmonee Avenue 0.2 mi <1m
Harwood Avenue <0.1 mi <1m
West Menomonee River Parkway <0.1 mi <1m
Longest stretch: US 45 — 22.3 mi, about 24m

Turn-by-Turn Driving Directions

Step-by-step road directions between Wauwatosa, WI and East Troy, WI.

1

Start on West State Street

137 ft · 6 sec · West State Street
2

Continue on West Menomonee River Parkway

360 ft · 22 sec · West Menomonee River Parkway
3

Turn left onto WI 181

0.2 mi · 30 sec · Harmonee Avenue
Use the left lane.
4

Turn slight right onto WI 181

520 ft · 15 sec · Harwood Avenue
5

Turn left onto WI 181

0.8 mi · 2 min · North Glenview Avenue
Use the left lane.
6

Turn right onto US 18

0.9 mi · 2 min · West Bluemound Road
Use the straight / right lanes.
7

Turn left

0.4 mi · 55 sec
Toward I 41 South, US 45 South Use the left lane.
8

Merge onto I 41; US 41; US 45

4.4 mi · 5 min · Zoo Freeway
Use the straight / slight right lanes.
9

Take the exit onto US 45

22 mi · 24 min · US 45
Exit 4 Toward I 43 South, US 45 South: Beloit Use the straight / slight left lanes.
10

Take the exit

0.3 mi · 32 sec
Exit 38 Toward WI 20: East Troy Use the slight right lane.
11

Keep slight right at fork

191 ft · 5 sec
12

Turn right onto WI 20

237 ft · 4 sec · North Street
13

Turn slight left

525 ft · 21 sec
14

Turn slight left onto CTH ES

1.0 mi · 2 min · County Highway ES
15

Keep slight left at fork onto CTH G

215 ft · 4 sec · Division Street
16

Turn left onto CTH ES; CTH G

213 ft · 5 sec · CTH ES; CTH G
17

Keep slight left at fork onto CTH ES; CTH G

192 ft · 4 sec · Church Street
18

Arrive at destination

CTH ES; CTH G

Heads-up: tricky spots

5 of 12

5 decision points cluster between mile 0.1 and 29.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

6
0.1 mi into trip | ~0m in | WI 181 / Harmonee Avenue

Turn left onto WI 181 / Harmonee Avenue

Lane positioning matters here

Use the left lane.
5
0.4 mi into trip | ~1m in | WI 181 / North Glenview Avenue

Turn left onto WI 181 / North Glenview Avenue

Lane positioning matters here

Use the left lane.
7
2.1 mi into trip | ~5m in

Turn left toward I 41 South, US 45 South

Lane positioning matters here. Multiple destination signs - pick the right one

Use the left lane. Toward I 41 South, US 45 South
8
6.9 mi into trip | ~12m in | US 45

Take the exit onto US 45 toward I 43 South, US 45 South: Beloit

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight left lanes. Exit 4 Toward I 43 South, US 45 South: Beloit
7
29.1 mi into trip | ~36m in

Take the exit toward WI 20: East Troy

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the slight right lane. Exit 38 Toward WI 20: East Troy

Fuel & Cost

Regular Gas

$4.78 one way

$9.57 round trip

$3.97/gal 25.4 MPG avg 11 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.36 $5.25 $10.51
premium $4.89 $5.89 $11.78
diesel $5.61 $6.76 $13.51

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$5

Estimated CO2 emission: 10.7 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 9.2 0 $3.21 $1.47
Efficient EV 7.7 0 $2.68 $1.22
EV Truck/SUV 12.2 0 $4.28 $1.96

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.

Forecast as of Apr 15, 2026

Origin

Wauwatosa, WI

Morning in Wauwatosa on Sunday

Local time

11:35 AM

CDT

Current temp

47°F

Unavailable

Live forecast

Destination

East Troy, WI

Morning in East Troy on Sunday

Local time

11:35 AM

CDT

Current temp

68°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

21 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

40m 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 is a highway-focused drive, with 87% of the route utilizing major roads like US 45 and the Zoo Freeway. You'll experience a consistent pace for most of the 30.6 miles. The longest uninterrupted stretch is 22.3 miles on US 45, allowing for sustained cruising. While the majority is highway, there's a brief transition involving County Highway ES, which might offer a slight change of scenery before you reach your destination. Overall, the road profile suggests a practical and direct experience behind the wheel.

87% highway — fuel and pacing are the main things to plan.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 22.3 mi on US 45.

How Hard Is This Drive?

9/10

This is a straightforward highway drive that stays mostly on US 45 and Zoo Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.1 miles in near WI 181 / Harmonee Avenue.

Driving Effort 9/10

Focused - lots of decisions in a short distance, but it is over quickly

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 12 decision points packed into just 30.6 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 40m.

Where does it get tricky?

The main spots that need attention: at 0.1 miles (WI 181 / Harmonee Avenue): Lane positioning matters here; at 0.4 miles (WI 181 / North Glenview Avenue): Lane positioning matters here; at 2.1 miles: Lane positioning matters here. Multiple destination signs - pick the right one.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 40m. Total distance: 30.6 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

40m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (87%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 22.3 miles on US 45. 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 East Troy, 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 0.1 miles (WI 181 / Harmonee Avenue): Lane positioning matters here; at 0.4 miles (WI 181 / North Glenview Avenue): Lane positioning matters here; at 2.1 miles: Lane positioning matters here. Multiple destination signs - pick the right one.

Yes. A round trip is manageable in a single day if you plan a break at East Troy, 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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