How far is Waterloo, IA from Carroll, IA?
The driving distance from Waterloo, IA to Carroll, IA is about 159.2 miles (256.2 km), with a travel time of about 03h 19m by car.
- The straight-line flight distance is about 132.4 miles (213 km).
- For a round trip, plan for roughly 06h 39m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 19m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Iowa
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Waterloo and Carroll.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waterloo and Carroll.
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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
117 m · 10 sec · Washington Street
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3
Turn right onto West 5th Street
1622 ft · 34 sec · West 5th Street
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4
Continue on West 4th Street
2.4 mi · 4 min · West 4th Street
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5
Turn slight right onto West Ridgeway Avenue
3073 ft · 1 min · West Ridgeway Avenue
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6
Turn left onto Sergeant Road
1.3 km · 1 min · Sergeant Road
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7
Take the ramp left
1428 ft · 36 sec
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8
Merge slight left onto Avenue of the Saints
115.8 mi · 2 hr 14 min · Avenue of the Saints
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9
Turn left onto Ogden Avenue
2.5 mi · 3 min · Ogden Avenue
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10
Continue on North 1st Street
1.6 km · 2 min · North 1st Street
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11
Turn right onto West High Street
1 mi · 2 min · West High Street
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12
Turn left onto Norridge Avenue
9.1 mi · 12 min · Norridge Avenue
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13
Turn right onto 360th Street
3 mi · 4 min · 360th Street
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14
Continue on East Main Street
2.1 mi · 3 min · East Main Street
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15
Continue on State Highway 175
3 mi · 4 min · State Highway 175
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16
Continue on 365th Street
3.1 mi · 5 min · 365th Street
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17
Continue on 370th Street
1.6 km · 2 min · 370th Street
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18
Turn left onto Pine Street
1350 ft · 38 sec · Pine Street
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19
Continue on Yankee Avenue
12.2 mi · 17 min · Yankee Avenue
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20
Turn slight left
1.3 km · 2 min
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21
Turn left onto North Main Street
41 m · 8 sec · North Main Street
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22
Turn right
25 m · 8 sec
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23
Turn right
17 m · 4 sec
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24
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Waterloo and Carroll.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Avenue of the Saints
Merge slight left onto Avenue of the Saints
116 mi · 02h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Chance Rain Showers leaving Waterloo and Slight Chance Rain Showers then Mostly Sunny near Carroll.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waterloo to Carroll?
The road trip is about 159.2 miles (256.2 km) and usually takes 03h 19m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Webster City is a useful midpoint, sitting about 79.5 miles from Waterloo and 79.8 miles from Carroll.
How much longer is the road route than the straight-line distance?
The direct path is about 132.4 miles (213 km), while the road route adds roughly 26.8 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.19 one way or $42.39 round trip. Estimated CO2 is about 49.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Waterloo and Slight Chance Rain Showers then Mostly Sunny near Carroll.
Flight Path Map
This map shows the direct air route between Waterloo and Carroll. Straight-line distance: 132.35 mi (213 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 Carroll
City in Carroll County, Iowa, United States
| Population | 9,694 |
| Coordinates | 42.0658200, -94.8669300 |
| Altitude | 387 |
| Country | United States |
End: Carroll (-94.86693, 42.06582)
Estimated Travel Time
Distance: 256 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 18m |
| 40 mph (64.37 km/h) | 03h 58m |
| 50 mph (80.47 km/h) | 03h 11m |
| 60 mph (96.56 km/h) | 02h 39m |
| 70 mph (112.65 km/h) | 02h 16m |
| 80 mph (129 km/h) | 01h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.19 | $42.39 |
| Mid-grade | $4.25 | $23.90 | $47.80 |
| Premium | $4.65 | $26.16 | $52.31 |
| Diesel | $5.30 | $29.81 | $59.62 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.