How far is Marion, IA from Washington, IA?
The driving distance from Marion, IA to Washington, IA is about 115.5 miles (185.9 km), with a travel time of about 02h 25m by car.
- The straight-line flight distance is about 98.6 miles (158.7 km).
- For a round trip, plan for roughly 04h 51m 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.
The most populous city in Black Hawk County, Iowa.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Rain And Snow Showers
Driving Route Map
The map below follows the saved road route between Marion and Washington.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marion and Washington.
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1
Start on 8th Avenue
136 m · 23 sec · 8th Avenue
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2
Turn left onto 10th Street
98 m · 13 sec · 10th Street
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3
Turn right onto 7th Avenue
880 ft · 22 sec · 7th Avenue
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4
Enter the roundabout and take exit 2 toward the route
31 m · 4 sec
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5
Exit the roundabout
40 m · 6 sec
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6
Continue on 7th Avenue
1828 ft · 48 sec · 7th Avenue
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7
Continue on Marion Boulevard
1 km · 1 min · Marion Boulevard
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8
Continue on 1st Avenue East
621 ft · 19 sec · 1st Avenue East
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9
Turn right onto Collins Road Northeast
2.2 mi · 3 min · Collins Road Northeast
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10
Take the exit slight right toward I-380, IA 27: Iowa City, Waterloo
2548 ft · 1 min
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11
Keep slight right to continue on I-380 north, IA 27 north: Waterloo
2156 ft · 42 sec
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12
Keep slight left
87 m · 7 sec
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13
Continue on I-380 south, IA 27 south: Waterloo
1093 ft · 27 sec
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14
Merge slight left onto Avenue of the Saints
46.6 mi · 51 min · Avenue of the Saints
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15
Keep slight right to continue on I-380 north, US 218 north: Waterloo
5.6 mi · 8 min
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16
Continue on West Washington Expressway
1293 ft · 18 sec · West Washington Expressway
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17
Continue on Leo P Rooff Expressway
1.1 km · 52 sec · Leo P Rooff Expressway
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18
Continue on West Washington Street
1.3 mi · 2 min · West Washington Street
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19
Continue on Leo P Rooff Expressway
1.4 mi · 2 min · Leo P Rooff Expressway
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20
Take the exit slight right
1309 ft · 32 sec
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21
Keep slight right to continue on US 218 North, IA 27 North: Waverly
2382 ft · 58 sec
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22
Merge slight left onto Avenue of the Saints
15 mi · 17 min · Avenue of the Saints
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23
Take the exit slight right
2013 ft · 56 sec
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24
Turn left onto 230th Street
1.8 mi · 3 min · 230th Street
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25
Continue on State Highway 3
3.4 mi · 5 min · State Highway 3
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26
Continue on 210th Street
8.8 mi · 12 min · 210th Street
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27
Continue on State Highway 3
1 mi · 1 min · State Highway 3
-
28
Continue on 210th Street
7.4 mi · 10 min · 210th Street
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29
Continue on South Street
1.7 mi · 3 min · South Street
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30
Continue on 210th Street
1.8 mi · 2 min · 210th Street
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31
Continue on State Highway 3
8.2 mi · 11 min · State Highway 3
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32
Continue on Central Avenue East
2.1 mi · 4 min · Central Avenue East
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33
Continue on State Highway 3
2.6 mi · 4 min · State Highway 3
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34
Arrive at your destination
0 m · 1 sec · State Highway 3
Car Route Details
A richer read on the saved driving route between Marion and Washington.
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
46.6 mi · 00h 51m
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.
Chance Showers And Thunderstorms leaving Marion and Chance Rain And Snow Showers near Washington.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marion to Washington?
The road trip is about 115.5 miles (185.9 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?
Waterloo is a useful midpoint, sitting about 57.7 miles from Marion and 57.8 miles from Washington.
How much longer is the road route than the straight-line distance?
The direct path is about 98.6 miles (158.7 km), while the road route adds roughly 16.9 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 1:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.39 one way or $30.77 round trip. Estimated CO2 is about 36.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Marion and Chance Rain And Snow Showers near Washington.
Flight Path Map
This map shows the direct air route between Marion and Washington. Straight-line distance: 98.61 mi (158.7 km).
#1 Marion
The county seat of Linn County, Iowa.
| Population | 40,780 |
| Coordinates | 42.0341700, -91.5976800 |
| Altitude | 259 |
| Country | United States |
#2 Washington
City in Franklin County, Missouri
| Population | 7,206 |
| Coordinates | 42.7477500, -93.2713100 |
| Altitude | 367 |
| Country | United States |
End: Washington (-93.27131, 42.74775)
Estimated Travel Time
Distance: 186 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 50m |
| 40 mph (64.37 km/h) | 02h 53m |
| 50 mph (80.47 km/h) | 02h 18m |
| 60 mph (96.56 km/h) | 01h 55m |
| 70 mph (112.65 km/h) | 01h 39m |
| 80 mph (129 km/h) | 01h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.39 | $30.77 |
| Mid-grade | $4.25 | $17.35 | $34.70 |
| Premium | $4.65 | $18.99 | $37.98 |
| Diesel | $5.30 | $21.64 | $43.28 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.