How far is Geneva, IL from Decatur, IL?
The driving distance from Geneva, IL to Decatur, IL is about 192.6 miles (309.9 km), with a travel time of about 03h 11m by car.
- The straight-line flight distance is about 145.5 miles (234.1 km).
- For a round trip, plan for roughly 06h 22m 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 11m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Livingston County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Rain Showers then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Geneva and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Geneva and Decatur.
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1
Start on the route
6 m · 7 sec
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2
Turn left onto West State Street
1.1 km · 2 min · West State Street
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3
Turn left onto Kaneville Road
1.2 mi · 2 min · Kaneville Road
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4
Turn left onto Randall Road
1.3 mi · 2 min · Randall Road
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5
Continue on North Randall Road
3.3 mi · 5 min · North Randall Road
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6
Turn right onto Orchard Road
11.2 mi · 19 min · Orchard Road
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7
Continue on Minkler Road
1.5 km · 2 min · Minkler Road
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8
Enter the roundabout and take exit 1 toward Minkler Road
39 m · 4 sec · Minkler Road
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9
Exit the roundabout onto Minkler Road
3.4 mi · 5 min · Minkler Road
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10
At the end of the road, turn right onto East Schoolhouse Road
2391 ft · 47 sec · East Schoolhouse Road
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11
Turn left onto Ashley Road
3.8 mi · 5 min · Ashley Road
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12
Turn right onto Caton Farm Road
1.5 mi · 2 min · Caton Farm Road
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13
Turn left
7.2 mi · 10 min
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14
Continue on North Bridge Street
1.3 mi · 2 min · North Bridge Street
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15
Continue straight
22.1 mi · 26 min
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16
Take the exit right toward I 55 South: Bloomington
1864 ft · 46 sec
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17
Merge slight left
62.4 mi · 1 hr 7 min
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18
Keep slight left to continue on I 74 East, US 51 South, US 55 Business North: Indianapolis, Decatur
2.1 mi · 2 min
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19
Take the exit slight right toward US 51 South, US 51 Business North: Decatur, Bloomington
1616 ft · 40 sec
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20
Continue on North 1450 East Road
14.7 mi · 18 min · North 1450 East Road
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21
Continue on North Walnut Street
23.2 mi · 30 min · North Walnut Street
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22
Turn straight
4.7 mi · 8 min
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23
Turn left onto East Wood Street
91 m · 8 sec · East Wood Street
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24
Arrive at your destination
0 m · 1 sec · East Wood Street
Car Route Details
A richer read on the saved driving route between Geneva and Decatur.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
I 55 South
Merge slight left
62.4 mi · 01h 07m
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.
Mostly Sunny leaving Geneva and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Geneva to Decatur?
The road trip is about 192.6 miles (309.9 km) and usually takes 03h 11m 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?
Rooks Creek is a useful midpoint, sitting about 83 miles from Geneva and 109.5 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 145.5 miles (234.1 km), while the road route adds roughly 47.1 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 10:38 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.61 one way or $51.21 round trip. Estimated CO2 is about 60.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Geneva and Slight Chance Rain Showers then Chance Showers And Thunderstorms near Decatur.
Stop Ideas Near Rooks Creek
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 Rooks Creek.
Pontiac station
Dwight station
Uptown Station
Gilman
Flight Path Map
This map shows the direct air route between Geneva and Decatur. Straight-line distance: 145.46 mi (234.1 km).
#1 Geneva
County seat of Kane County, Illinois
| Population | 21,674 |
| Coordinates | 41.8875300, -88.3053500 |
| Altitude | 217 |
| Country | United States |
#2 Decatur
The most populous city in Macon County, Illinois.
| Population | 70,007 |
| Coordinates | 39.8403100, -88.9548000 |
| Altitude | 205 |
| Country | United States |
End: East Wood Street (-88.954801, 39.840341)
Estimated Travel Time
Distance: 310 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 24m |
| 40 mph (64.37 km/h) | 04h 48m |
| 50 mph (80.47 km/h) | 03h 51m |
| 60 mph (96.56 km/h) | 03h 12m |
| 70 mph (112.65 km/h) | 02h 45m |
| 80 mph (129 km/h) | 02h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $25.61 | $51.21 |
| Mid-grade | $4.25 | $28.88 | $57.76 |
| Premium | $4.65 | $31.60 | $63.20 |
| Diesel | $5.30 | $36.01 | $72.03 |
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 · May 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.