How far is Mason City, IA from Spencer, IA?
The driving distance from Mason City, IA to Spencer, IA is about 102.9 miles (165.6 km), with a travel time of about 02h 30m by car.
- The straight-line flight distance is about 98 miles (157.7 km).
- For a round trip, plan for roughly 05h 00m 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 02h 30m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms then Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Mason City and Spencer.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mason City and Spencer.
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1
Start on 2nd Street Northeast
7 m · 6 sec · 2nd Street Northeast
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2
Turn left onto North Federal Avenue
100 m · 17 sec · North Federal Avenue
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3
Turn right onto 1st Street Northwest
1.2 mi · 2 min · 1st Street Northwest
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4
Continue on Winnebago Way
2360 ft · 1 min · Winnebago Way
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5
Turn right onto 4th Street Southwest
67.6 mi · 1 hr 35 min · 4th Street Southwest
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6
Turn slight right onto Main Street
17 m · 1 sec · Main Street
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7
Turn slight right onto 525th Avenue
1.6 mi · 2 min · 525th Avenue
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8
Keep slight left to continue on 525th Avenue
596 ft · 10 sec · 525th Avenue
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9
Continue on 370th Street
5.9 mi · 9 min · 370th Street
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10
Continue on Main Street
1.4 mi · 3 min · Main Street
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11
Continue on 450th Avenue
1.6 km · 2 min · 450th Avenue
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12
Continue on 360th Street
20.8 mi · 31 min · 360th Street
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13
Turn right onto 240th Avenue
1.1 mi · 2 min · 240th Avenue
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14
Turn left onto 350th Street
1.1 km · 1 min · 350th Street
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15
Continue on East 4th Street
1.6 km · 2 min · East 4th Street
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16
Arrive at your destination
0 m · 1 sec · East 4th Street
Car Route Details
A richer read on the saved driving route between Mason City and Spencer.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
4th Street Southwest
Turn right onto 4th Street Southwest
67.6 mi · 01h 35m
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.
Slight Chance Showers And Thunderstorms then Mostly Sunny leaving Mason City and Mostly Sunny near Spencer.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mason City to Spencer?
The road trip is about 102.9 miles (165.6 km) and usually takes 02h 30m 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?
Algona is a useful midpoint, sitting about 51.3 miles from Mason City and 51.6 miles from Spencer.
How much longer is the road route than the straight-line distance?
The direct path is about 98 miles (157.7 km), while the road route adds roughly 4.9 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 1:30 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.69 one way or $27.38 round trip. Estimated CO2 is about 32.3 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Showers And Thunderstorms then Mostly Sunny around Mason City and Mostly Sunny near Spencer.
Flight Path Map
This map shows the direct air route between Mason City and Spencer. Straight-line distance: 97.97 mi (157.67 km).
#1 Mason City
City in Cerro Gordo County, Iowa
| Population | 26,931 |
| Coordinates | 43.1535700, -93.2010400 |
| Altitude | 344 |
| Country | United States |
#2 Spencer
City in the state of Iowa (United States)
| Population | 10,989 |
| Coordinates | 43.1413600, -95.1444400 |
| Altitude | 400 |
| Country | United States |
End: Spencer (-95.14444, 43.14136)
Estimated Travel Time
Distance: 166 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 25m |
| 40 mph (64.37 km/h) | 02h 34m |
| 50 mph (80.47 km/h) | 02h 03m |
| 60 mph (96.56 km/h) | 01h 42m |
| 70 mph (112.65 km/h) | 01h 28m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.69 | $27.38 |
| Mid-grade | $4.25 | $15.44 | $30.88 |
| Premium | $4.65 | $16.89 | $33.79 |
| Diesel | $5.30 | $19.25 | $38.51 |
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.