How far is Joliet, IL from Mount Vernon, IL?
The driving distance from Joliet, IL to Mount Vernon, IL is about 256.1 miles (412.1 km), with a travel time of about 04h 52m by car.
- The straight-line flight distance is about 225.9 miles (363.5 km).
- For a round trip, plan for roughly 09h 44m 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 04h 52m.
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.
Township in Champaign County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Joliet and Mount Vernon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Joliet and Mount Vernon.
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1
Start on the route
34 m · 10 sec
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2
Turn right onto Ottawa Street
1397 ft · 44 sec · Ottawa Street
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3
Continue on Ottawa Street
758 ft · 22 sec · Ottawa Street
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4
Continue on Chicago Street
1 mi · 3 min · Chicago Street
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5
Turn left onto Doris Avenue
686 ft · 15 sec · Doris Avenue
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6
Turn right onto Gardner Street
1482 ft · 36 sec · Gardner Street
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7
Continue on Manhattan Road
2.2 mi · 4 min · Manhattan Road
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8
Continue on Manhattan Road
3.1 mi · 4 min · Manhattan Road
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9
Continue on West North Street
2.3 mi · 4 min · West North Street
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10
Continue on South State Street
1.9 mi · 3 min · South State Street
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11
Continue on US Route 52
1.2 mi · 2 min · US Route 52
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12
Continue on South Cedar Road
3.1 mi · 5 min · South Cedar Road
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13
Continue on West Arsenal Road
1.9 mi · 3 min · West Arsenal Road
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14
Continue on West Joliet Road
1.3 mi · 2 min · West Joliet Road
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15
Turn right onto South La Grange Road
10.1 mi · 14 min · South La Grange Road
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16
Turn left onto Bourbonnais Parkway
2017 ft · 40 sec · Bourbonnais Parkway
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17
Take the ramp slight right toward I-57 South: Kankakee
2192 ft · 54 sec
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18
Merge slight left
160.5 mi · 2 hr 52 min
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19
Keep slight left to continue on I 57 South: Memphis
62.7 mi · 1 hr 7 min
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20
Take the exit slight right toward IL 15: Ashley, Mt. Vernon
1624 ft · 42 sec
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21
Turn straight onto Broadway Street
2.8 mi · 5 min · Broadway Street
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22
Arrive at your destination
0 m · 1 sec · Broadway Street
Car Route Details
A richer read on the saved driving route between Joliet and Mount Vernon.
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-57 South
Merge slight left
161 mi · 02h 52m
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.
Partly Sunny leaving Joliet and Mostly Sunny then Chance Showers And Thunderstorms near Mount Vernon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Joliet to Mount Vernon?
The road trip is about 256.1 miles (412.1 km) and usually takes 04h 52m 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?
Pesotum is a useful midpoint, sitting about 128.1 miles from Joliet and 127.9 miles from Mount Vernon.
How much longer is the road route than the straight-line distance?
The direct path is about 225.9 miles (363.5 km), while the road route adds roughly 30.2 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 7:16 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.05 one way or $68.10 round trip. Estimated CO2 is about 80.2 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Joliet and Mostly Sunny then Chance Showers And Thunderstorms near Mount Vernon.
Stop Ideas Near Pesotum
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 Pesotum.
Illinois Terminal
Rantoul
Mattoon station
Danville, Illinois
Flight Path Map
This map shows the direct air route between Joliet and Mount Vernon. Straight-line distance: 225.86 mi (363.48 km).
#1 Joliet
The second most populous city in Will County, Illinois.
| Population | 85,583 |
| Coordinates | 41.5251900, -88.0834000 |
| Altitude | 165 |
| Country | United States |
#2 Mount Vernon
City located near the center of Jefferson County, Illinois, United States
| Population | 14,511 |
| Coordinates | 38.3172700, -88.9031200 |
| Altitude | 156 |
| Country | United States |
End: Mount Vernon (-88.90312, 38.31727)
Estimated Travel Time
Distance: 412 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 31m |
| 40 mph (64.37 km/h) | 06h 24m |
| 50 mph (80.47 km/h) | 05h 07m |
| 60 mph (96.56 km/h) | 04h 16m |
| 70 mph (112.65 km/h) | 03h 39m |
| 80 mph (129 km/h) | 03h 11m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $34.05 | $68.10 |
| Mid-grade | $4.25 | $38.40 | $76.81 |
| Premium | $4.65 | $42.03 | $84.05 |
| Diesel | $5.30 | $47.90 | $95.79 |
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.