How far is Waterloo, IA from Mason City, IA?
The driving distance from Waterloo, IA to Mason City, IA is about 83.9 miles (135.1 km), with a travel time of about 01h 22m by car.
- The straight-line flight distance is about 63.1 miles (101.5 km).
- For a round trip, plan for roughly 02h 45m 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 22m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Chickasaw and Floyd counties in Iowa, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Waterloo and Mason City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waterloo and Mason City.
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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
1910 ft · 44 sec · Washington Street
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3
Continue straight
6.3 mi · 8 min
-
4
Take the exit slight right
1309 ft · 32 sec
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5
Keep slight right to continue on US 218 North, IA 27 North: Waverly
2382 ft · 58 sec
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6
Merge slight left onto Avenue of the Saints
68.6 mi · 1 hr 19 min · Avenue of the Saints
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7
Take the exit slight right toward CR S56: California Avenue
2392 ft · 1 min
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8
Turn right onto Thrush Avenue
2.4 mi · 4 min · Thrush Avenue
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9
Turn left onto 4th Street Southeast
2.7 mi · 4 min · 4th Street Southeast
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10
Turn slight right onto Maple Drive
2017 ft · 56 sec · Maple Drive
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11
Turn left onto East State Street
2988 ft · 1 min · East State Street
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12
Turn right onto 1st Street Northeast
2567 ft · 55 sec · 1st Street Northeast
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13
Turn right onto North Federal Avenue
100 m · 16 sec · North Federal Avenue
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14
Turn right onto 2nd Street Northeast
7 m · 1 sec · 2nd Street Northeast
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15
Arrive at your destination
0 m · 1 sec · 2nd Street Northeast
Car Route Details
A richer read on the saved driving route between Waterloo and Mason City.
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
68.6 mi · 01h 19m
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.
Mostly Sunny leaving Waterloo and Mostly Sunny near Mason City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waterloo to Mason City?
The road trip is about 83.9 miles (135.1 km) and usually takes 01h 22m 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?
Nashua is a useful midpoint, sitting about 41.5 miles from Waterloo and 42.5 miles from Mason City.
How much longer is the road route than the straight-line distance?
The direct path is about 63.1 miles (101.5 km), while the road route adds roughly 20.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.16 one way or $22.32 round trip. Estimated CO2 is about 26.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Waterloo and Mostly Sunny near Mason City.
Flight Path Map
This map shows the direct air route between Waterloo and Mason City. Straight-line distance: 63.05 mi (101.47 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 Mason City
City in Cerro Gordo County, Iowa
| Population | 26,931 |
| Coordinates | 43.1535700, -93.2010400 |
| Altitude | 344 |
| Country | United States |
End: 2nd Street Northeast (-93.201041, 43.153613)
Estimated Travel Time
Distance: 135 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 47m |
| 40 mph (64.37 km/h) | 02h 05m |
| 50 mph (80.47 km/h) | 01h 40m |
| 60 mph (96.56 km/h) | 01h 23m |
| 70 mph (112.65 km/h) | 01h 11m |
| 80 mph (129 km/h) | 01h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $11.16 | $22.32 |
| Mid-grade | $4.25 | $12.59 | $25.18 |
| Premium | $4.65 | $13.78 | $27.55 |
| Diesel | $5.30 | $15.70 | $31.40 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.