How far is Decorah, IA from Mason City, IA?
The driving distance from Decorah, IA to Mason City, IA is about 83.6 miles (134.6 km), with a travel time of about 01h 41m by car.
- The straight-line flight distance is about 72 miles (115.9 km).
- For a round trip, plan for roughly 03h 22m 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 41m.
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.
City in Iowa, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Decorah and Mason City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decorah and Mason City.
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1
Start on East Main Street
120 m · 23 sec · East Main Street
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2
Turn left onto Winnebago Street
104 m · 17 sec · Winnebago Street
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3
Turn right onto West Broadway Street
989 ft · 25 sec · West Broadway Street
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4
Turn left onto South Mechanic Street
2540 ft · 1 min · South Mechanic Street
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5
Turn slight right onto Short Street
2148 ft · 1 min · Short Street
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6
Turn right onto State Highway 9
2194 ft · 46 sec · State Highway 9
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7
Turn left
9.6 mi · 14 min
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8
Turn right onto South Street
1043 ft · 49 sec · South Street
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9
Turn left onto Charles Street
1751 ft · 39 sec · Charles Street
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10
Continue on State Highway 24
3237 ft · 52 sec · State Highway 24
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11
Continue on Highway 24
3252 ft · 50 sec · Highway 24
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12
Continue on State Highway 24
2.7 mi · 4 min · State Highway 24
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13
Continue on 1st Street Southeast
1363 ft · 42 sec · 1st Street Southeast
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14
Continue on State Highway 24
20.3 mi · 28 min · State Highway 24
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15
Continue on East Main Street
1.7 mi · 4 min · East Main Street
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16
Continue on 210th Street
1801 ft · 39 sec · 210th Street
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17
Turn right onto Kenwood Avenue
1.1 km · 1 min · Kenwood Avenue
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18
Turn left onto 200th Street
11 mi · 15 min · 200th Street
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19
Continue on 200th Avenue
5 mi · 7 min · 200th Avenue
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20
Continue on 5th Avenue
1761 ft · 50 sec · 5th Avenue
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21
Turn straight onto 4th Avenue
1 km · 2 min · 4th Avenue
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22
Continue on Brantingham Street
759 ft · 26 sec · Brantingham Street
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23
Turn right onto Clark Street
1319 ft · 34 sec · Clark Street
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24
Turn left onto North Main Street
1198 ft · 39 sec · North Main Street
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25
Turn right onto Gilbert Street
2.5 mi · 5 min · Gilbert Street
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26
Turn straight onto 185th Street
862 ft · 14 sec · 185th Street
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27
Take the ramp right
1685 ft · 41 sec
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28
Merge slight left onto Avenue of the Saints
21.5 mi · 25 min · Avenue of the Saints
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29
Take the exit slight right toward CR S56: California Avenue
2392 ft · 1 min
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30
Turn right onto Thrush Avenue
2.4 mi · 4 min · Thrush Avenue
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31
Turn left onto 4th Street Southeast
2.7 mi · 4 min · 4th Street Southeast
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32
Turn slight right onto Maple Drive
2017 ft · 56 sec · Maple Drive
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33
Turn left onto East State Street
2988 ft · 1 min · East State Street
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34
Turn right onto 1st Street Northeast
2567 ft · 55 sec · 1st Street Northeast
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35
Turn right onto North Federal Avenue
100 m · 16 sec · North Federal Avenue
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36
Turn right onto 2nd Street Northeast
7 m · 1 sec · 2nd Street Northeast
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37
Arrive at your destination
0 m · 1 sec · 2nd Street Northeast
Car Route Details
A richer read on the saved driving route between Decorah and Mason City.
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.
Avenue of the Saints
Merge slight left onto Avenue of the Saints
21.5 mi · 00h 25m
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 Decorah and Partly Sunny near Mason City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decorah to Mason City?
The road trip is about 83.6 miles (134.6 km) and usually takes 01h 41m 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?
Ionia is a useful midpoint, sitting about 44 miles from Decorah and 39.6 miles from Mason City.
How much longer is the road route than the straight-line distance?
The direct path is about 72 miles (115.9 km), while the road route adds roughly 11.6 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 3:08 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.12 one way or $22.25 round trip. Estimated CO2 is about 26.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Decorah and Partly Sunny near Mason City.
Flight Path Map
This map shows the direct air route between Decorah and Mason City. Straight-line distance: 72 mi (115.87 km).
#1 Decorah
Town in Iowa
| Population | 7,484 |
| Coordinates | 43.3033100, -91.7857100 |
| Altitude | 268 |
| 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 | $11.12 | $22.25 |
| Mid-grade | $4.25 | $12.55 | $25.09 |
| Premium | $4.65 | $13.73 | $27.46 |
| Diesel | $5.30 | $15.65 | $31.29 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.