How far is Waterloo, IA from Marengo, IA?
The driving distance from Waterloo, IA to Marengo, IA is about 60.5 miles (97.3 km), with a travel time of about 01h 31m by car.
- The straight-line flight distance is about 50 miles (80.4 km).
- For a round trip, plan for roughly 03h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 31m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Former town, now a suburb of Kirkcaldy, Scotland
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Waterloo and Marengo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waterloo and Marengo.
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1
Start on West 4th Street
23 m · 6 sec · West 4th Street
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2
Turn right onto Washington Street
2684 ft · 56 sec · Washington Street
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3
Turn right onto West 11th Street
1.3 mi · 3 min · West 11th Street
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4
At the end of the road, turn right onto East Ridgeway Avenue
604 ft · 24 sec · East Ridgeway Avenue
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5
Turn sharp left onto Hammond Avenue
1.3 km · 2 min · Hammond Avenue
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6
Turn right onto East San Marnan Drive
2661 ft · 58 sec · East San Marnan Drive
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7
Turn left onto Hawkeye Road
11 mi · 17 min · Hawkeye Road
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8
Continue on State Highway 21
8 mi · 12 min · State Highway 21
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9
At the end of the road, turn left onto 58th Street
2.5 mi · 3 min · 58th Street
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10
Turn right onto Holsted Street
20.3 mi · 29 min · Holsted Street
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11
Turn right onto 7th Avenue
1.3 km · 1 min · 7th Avenue
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12
Continue on 11th Avenue
1.5 mi · 2 min · 11th Avenue
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13
Continue on State Highway 21
1.1 mi · 2 min · State Highway 21
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14
Keep slight left
11.7 mi · 17 min
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15
Turn left onto Western Avenue
88 m · 15 sec · Western Avenue
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16
Turn right onto West Marion Street
951 ft · 47 sec · West Marion Street
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17
Turn left
41 m · 10 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Waterloo and Marengo.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Holsted Street
Turn right onto Holsted Street
20.3 mi · 00h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Waterloo and Sunny near Marengo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waterloo to Marengo?
The road trip is about 60.5 miles (97.3 km) and usually takes 01h 31m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Dysart is a useful midpoint, sitting about 30.3 miles from Waterloo and 30.3 miles from Marengo.
How much longer is the road route than the straight-line distance?
The direct path is about 50 miles (80.4 km), while the road route adds roughly 10.5 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.03 one way or $16.06 round trip. Estimated CO2 is about 18.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Waterloo and Sunny near Marengo.
Flight Path Map
This map shows the direct air route between Waterloo and Marengo. Straight-line distance: 49.98 mi (80.44 km).
#1 Waterloo
The most populous city in Black Hawk County, Iowa.
| Population | 67,292 |
| Coordinates | 42.4927600, -92.3429600 |
| Altitude | 261 |
| Country | United States |
#2 Marengo
Town and county of Iowa County, Iowa, United States
| Population | 2,466 |
| Coordinates | 41.7980600, -92.0707400 |
| Altitude | 225 |
| Country | United States |
End: Marengo (-92.07074, 41.79806)
Estimated Travel Time
Distance: 97 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 00m |
| 40 mph (64.37 km/h) | 01h 30m |
| 50 mph (80.47 km/h) | 01h 12m |
| 60 mph (96.56 km/h) | 01h 00m |
| 70 mph (112.65 km/h) | 00h 51m |
| 80 mph (129 km/h) | 00h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $8.03 | $16.06 |
| Mid-grade | $4.25 | $9.06 | $18.12 |
| Premium | $4.65 | $9.91 | $19.83 |
| Diesel | $5.30 | $11.30 | $22.60 |
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 Iowa · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.