How far is Sioux City, IA from Greenfield, IA?
The driving distance from Sioux City, IA to Greenfield, IA is about 167.1 miles (269 km), with a travel time of about 03h 08m by car.
- The straight-line flight distance is about 129.4 miles (208.3 km).
- For a round trip, plan for roughly 06h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 08m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Harrison County, Iowa
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers
Driving Route Map
The map below follows the saved road route between Sioux City and Greenfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sioux City and Greenfield.
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1
Start on the route
35 m · 14 sec
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2
Turn left onto 9th Street
990 ft · 46 sec · 9th Street
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3
Turn right onto Court Street
1594 ft · 55 sec · Court Street
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4
Turn left onto 5th Street
794 ft · 29 sec · 5th Street
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5
Turn right onto Floyd Boulevard
1 km · 2 min · Floyd Boulevard
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6
Take the ramp left toward I 29 South
1588 ft · 39 sec
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7
Merge slight left
75.6 mi · 1 hr 22 min
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8
Take the exit slight right toward I 880 East: Des Moines
1.2 km · 2 min
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9
Continue straight
16 mi · 17 min
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10
Keep slight left to continue on I 80 East: Des Moines
1.1 km · 44 sec
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11
Merge slight right
58.4 mi · 1 hr 3 min
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12
Take the exit slight right toward IA 25: Guthrie Center, Greenfield
1023 ft · 23 sec
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13
Turn right onto State Highway 25
12.3 mi · 17 min · State Highway 25
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14
Continue on Northeast 6th Street
1.5 km · 1 min · Northeast 6th Street
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15
Turn right onto Southeast Kent Street
2114 ft · 38 sec · Southeast Kent Street
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16
Turn right onto South 1st Street
546 ft · 26 sec · South 1st Street
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17
At the end of the road, turn right onto Public Square
36 m · 6 sec · Public Square
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18
Continue on Public Square
572 ft · 25 sec · Public Square
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19
Arrive at your destination
0 m · 1 sec · Public Square
Car Route Details
A richer read on the saved driving route between Sioux City and Greenfield.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 29 South
Merge slight left
75.6 mi · 01h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Rain Showers Likely leaving Sioux City and Rain Showers near Greenfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sioux City to Greenfield?
The road trip is about 167.1 miles (269 km) and usually takes 03h 08m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Missouri Valley is a useful midpoint, sitting about 83.5 miles from Sioux City and 83.6 miles from Greenfield.
How much longer is the road route than the straight-line distance?
The direct path is about 129.4 miles (208.3 km), while the road route adds roughly 37.7 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:42 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.81 one way or $49.62 round trip. Estimated CO2 is about 52.4 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Sioux City and Rain Showers near Greenfield.
Stop Ideas Near Missouri Valley
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Missouri Valley.
Omaha
Lincoln
Flight Path Map
This map shows the direct air route between Sioux City and Greenfield. Straight-line distance: 129.44 mi (208.31 km).
#1 Sioux City
The second most populous city in Iowa.
| Population | 82,651 |
| Coordinates | 42.4999900, -96.4003100 |
| Altitude | 366 |
| Country | United States |
#2 Greenfield
City in Iowa, United States; county seat of Adair County
| Population | 1,812 |
| Coordinates | 41.3052700, -94.4613500 |
| Altitude | 418 |
| Country | United States |
End: Greenfield (-94.46135, 41.30527)
Estimated Travel Time
Distance: 269 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 34m |
| 40 mph (64.37 km/h) | 04h 10m |
| 50 mph (80.47 km/h) | 03h 20m |
| 60 mph (96.56 km/h) | 02h 47m |
| 70 mph (112.65 km/h) | 02h 23m |
| 80 mph (129 km/h) | 02h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.21 | $24.81 | $49.62 |
| Mid-grade | $4.47 | $26.40 | $52.79 |
| Premium | $5.10 | $30.10 | $60.19 |
| Diesel | $6.07 | $35.82 | $71.64 |
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 · Oct 15, 2026