How far is Greenfield, IL from King, IL?
The driving distance from Greenfield, IL to King, IL is about 26.4 miles (42.5 km), with a travel time of about 00h 51m by car.
- The straight-line flight distance is about 21.1 miles (33.9 km).
- For a round trip, plan for roughly 01h 42m 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 00h 51m.
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.
Township in Greene County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Greenfield and King.
Turn-by-Turn Driving Directions
Step-by-step road directions between Greenfield and King.
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1
Start on Chestnut Street
160 m · 25 sec · Chestnut Street
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2
Turn right onto Illinois Route 267
2.6 mi · 4 min · Illinois Route 267
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3
Turn right onto Illinois Route 108
9.3 mi · 16 min · Illinois Route 108
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4
Continue on 1275 North
665 ft · 13 sec · 1275 North
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5
Turn straight onto North Main Street
9.2 mi · 16 min · North Main Street
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6
Turn left onto Bluff Street
1.3 mi · 3 min · Bluff Street
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7
Continue on 375 East
1.3 km · 2 min · 375 East
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8
Continue on Eldred Blacktop
1.3 km · 2 min · Eldred Blacktop
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9
Continue on 1000 North
1.5 km · 2 min · 1000 North
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10
Turn right onto 500 N
1.3 mi · 5 min · 500 N
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11
At the end of the road, turn right
12 m · 2 sec
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12
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Greenfield and King.
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.
Illinois Route 108
Turn right onto Illinois Route 108
9.27 mi · 00h 16m
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.
Scattered Rain Showers leaving Greenfield and Rain Showers near King.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Greenfield to King?
The road trip is about 26.4 miles (42.5 km) and usually takes 00h 51m 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?
Carrollton is a useful midpoint, sitting about 13.2 miles from Greenfield and 13.2 miles from King.
How much longer is the road route than the straight-line distance?
The direct path is about 21.1 miles (33.9 km), while the road route adds roughly 5.3 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 4:48 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.51 one way or $7.01 round trip. Estimated CO2 is about 8.3 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Rain Showers around Greenfield and Rain Showers near King.
Stop Ideas Near Carrollton
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 Carrollton.
Carlinville
Alton
Gateway Transportation Center
Kirkwood
Flight Path Map
This map shows the direct air route between Greenfield and King. Straight-line distance: 21.09 mi (33.94 km).
#1 Greenfield
City in Greene County, Illinois, United State
| Population | 965 |
| Coordinates | 39.3436600, -90.2126100 |
| Altitude | 179 |
| Country | United States |
#2 King
Township in Christian County, Illinois
| Population | 227 |
| Coordinates | 39.2308800, -90.5790100 |
| Altitude | 128 |
| Country | United States |
End: King (-90.57901, 39.23088)
Estimated Travel Time
Distance: 43 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 52m |
| 40 mph (64.37 km/h) | 00h 39m |
| 50 mph (80.47 km/h) | 00h 31m |
| 60 mph (96.56 km/h) | 00h 26m |
| 70 mph (112.65 km/h) | 00h 22m |
| 80 mph (129 km/h) | 00h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.51 | $7.01 |
| Mid-grade | $4.25 | $3.96 | $7.91 |
| Premium | $4.65 | $4.33 | $8.66 |
| Diesel | $5.30 | $4.93 | $9.87 |
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 Illinois · 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.