How far is Clear Lake, IA from Marion, IA?
The driving distance from Clear Lake, IA to Marion, IA is about 146.1 miles (235.2 km), with a travel time of about 02h 25m by car.
- The straight-line flight distance is about 118.4 miles (190.6 km).
- For a round trip, plan for roughly 04h 50m 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 25m.
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 Bremer County, Iowa, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy then Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Clear Lake and Marion.
Turn-by-Turn Driving Directions
Step-by-step road directions between Clear Lake and Marion.
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1
Start on North 6th Street
24 m · 6 sec · North 6th Street
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2
Turn right onto 1st Avenue North
57 m · 10 sec · 1st Avenue North
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3
Turn right onto North 8th Street
1671 ft · 34 sec · North 8th Street
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4
Turn left onto 4th Avenue South
1.1 mi · 2 min · 4th Avenue South
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5
Take the ramp right toward I 35 south, US 18 east, IA 27 south: Des Moines
1796 ft · 44 sec
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6
Merge slight left onto Avenue of the Saints
1.7 mi · 2 min · Avenue of the Saints
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7
Take the exit slight right toward US 18 East, IA 27 South: Mason City, Charles City
2212 ft · 27 sec
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8
Turn slight right onto US 18 East, IA 27 South: Mason City, Charles City
81.3 mi · 1 hr 34 min
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9
Take the exit slight right toward US 218 south: Waterloo
97 m · 8 sec
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10
Continue on US 218 south: Waterloo
1625 ft · 40 sec
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11
Merge slight left onto Leo P Rooff Expressway
6.7 mi · 8 min · Leo P Rooff Expressway
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12
Continue on Washington Street
2.4 mi · 4 min · Washington Street
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13
Keep slight right to continue on I-380 south, US 20, IA 27: Cedar Rapids, Dubuque, Cedar Falls
6.5 mi · 8 min
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14
Keep slight right to continue on Avenue of the Saints
40.7 mi · 44 min · Avenue of the Saints
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15
Take the exit slight right toward IA 100
1286 ft · 31 sec
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16
Keep slight left
802 ft · 20 sec
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17
Keep slight right to continue on IA 100
1460 ft · 28 sec
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18
Keep slight left to continue on I-380 south, IA 27 south: Iowa City
564 ft · 17 sec
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19
Turn left onto I-380 north, IA 27 north, IA 100 east: Waterloo, Marion
3094 ft · 1 min
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20
Merge slight left onto Collins Road Northeast
1663 ft · 30 sec · Collins Road Northeast
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21
Keep slight right to continue on Collins Road Northeast
1.8 mi · 2 min · Collins Road Northeast
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22
Turn left onto 1st Avenue East
717 ft · 22 sec · 1st Avenue East
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23
Continue on Marion Boulevard
1 km · 1 min · Marion Boulevard
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24
Continue on 7th Avenue
1664 ft · 46 sec · 7th Avenue
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25
Turn left onto 6th Street
96 m · 16 sec · 6th Street
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26
Turn right onto 8th Avenue
1702 ft · 1 min · 8th Avenue
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27
Arrive at your destination
0 m · 1 sec · 8th Avenue
Car Route Details
A richer read on the saved driving route between Clear Lake and Marion.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 18 East
Turn slight right onto US 18 East, IA 27 South: Mason City, Charles City
81.3 mi · 01h 34m
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 Cloudy then Chance Showers And Thunderstorms leaving Clear Lake and Partly Sunny then Chance Showers And Thunderstorms near Marion.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Clear Lake to Marion?
The road trip is about 146.1 miles (235.2 km) and usually takes 02h 25m 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?
Waverly is a useful midpoint, sitting about 73.3 miles from Clear Lake and 72.8 miles from Marion.
How much longer is the road route than the straight-line distance?
The direct path is about 118.4 miles (190.6 km), while the road route adds roughly 27.7 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 1:40 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.46 one way or $38.92 round trip. Estimated CO2 is about 45.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy then Chance Showers And Thunderstorms around Clear Lake and Partly Sunny then Chance Showers And Thunderstorms near Marion.
Flight Path Map
This map shows the direct air route between Clear Lake and Marion. Straight-line distance: 118.45 mi (190.63 km).
#1 Clear Lake
City in Iowa, United States
| Population | 7,517 |
| Coordinates | 43.1380200, -93.3793700 |
| Altitude | 377 |
| Country | United States |
#2 Marion
The county seat of Linn County, Iowa.
| Population | 40,780 |
| Coordinates | 42.0341700, -91.5976800 |
| Altitude | 259 |
| Country | United States |
End: 8th Avenue (-91.59768, 42.03419)
Estimated Travel Time
Distance: 235 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 52m |
| 40 mph (64.37 km/h) | 03h 39m |
| 50 mph (80.47 km/h) | 02h 55m |
| 60 mph (96.56 km/h) | 02h 26m |
| 70 mph (112.65 km/h) | 02h 05m |
| 80 mph (129 km/h) | 01h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.46 | $38.92 |
| Mid-grade | $4.25 | $21.95 | $43.89 |
| Premium | $4.65 | $24.01 | $48.03 |
| Diesel | $5.30 | $27.37 | $54.74 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.