How far is Lake Forest, IL from Quincy, IL?
The driving distance from Lake Forest, IL to Quincy, IL is about 330.9 miles (532.5 km), with a travel time of about 05h 18m by car.
- The straight-line flight distance is about 245.5 miles (395.1 km).
- For a round trip, plan for roughly 10h 37m 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 05h 18m.
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 McLean County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Lake Forest and Quincy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Forest and Quincy.
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1
Start on Griffith Road
22 m · 3 sec · Griffith Road
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2
Turn straight onto East Woodland Road
1960 ft · 1 min · East Woodland Road
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3
At the end of the road, turn left onto North Green Bay Road
2060 ft · 1 min · North Green Bay Road
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4
Turn right onto East Deerpath
1.6 km · 3 min · East Deerpath
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5
Take the ramp left toward Deerpath Road
1302 ft · 36 sec
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6
Merge slight left onto South Skokie Highway
926 ft · 12 sec · South Skokie Highway
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7
Take the exit slight right toward IL 60
534 ft · 14 sec
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8
Continue on W Kennedy Road
2279 ft · 45 sec · W Kennedy Road
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9
Continue on Townline Road
1.5 km · 2 min · Townline Road
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10
Continue on East Townline Road
1.1 km · 1 min · East Townline Road
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11
Take the ramp left toward I 94 Toll East: Indiana
1872 ft · 49 sec
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12
Merge slight left onto Tri-State Tollway
5.8 mi · 7 min · Tri-State Tollway
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13
Keep slight right to continue on Tri-State Tollway
22.7 mi · 29 min · Tri-State Tollway
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14
Keep slight left to continue on Tri-State Tollway
4.8 mi · 6 min · Tri-State Tollway
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15
Keep slight right to continue on Tri-State Tollway
1.2 mi · 1 min · Tri-State Tollway
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16
Take the exit slight right toward I 55: Chicago, St. Louis
1 km · 1 min
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17
Keep slight right to continue on I 55 South: Saint Louis
2295 ft · 56 sec
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18
Merge slight left onto Adlai Stevenson Expressway
119.4 mi · 2 hr 13 min · Adlai Stevenson Expressway
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19
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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20
Keep slight right to continue on I 72 West, US 36 West: Jacksonville
92.9 mi · 1 hr 40 min
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21
Keep slight left to continue on I 172 North: Quincy
1.3 km · 51 sec
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22
Merge slight right onto Chicago-Kansas City Expressway
2.2 mi · 2 min · Chicago-Kansas City Expressway
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23
Take the exit slight right toward IL 57: Marblehead, Quincy
2722 ft · 1 min
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24
Turn left
11.8 mi · 21 min
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25
Turn left
2248 ft · 43 sec
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26
Turn right
22 m · 2 sec
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27
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Lake Forest and Quincy.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Adlai Stevenson Expressway
Merge slight left onto Adlai Stevenson Expressway
119 mi · 02h 13m
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 Lake Forest and Mostly Sunny near Quincy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lake Forest to Quincy?
The road trip is about 330.9 miles (532.5 km) and usually takes 05h 18m 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?
Funks Grove is a useful midpoint, sitting about 166.5 miles from Lake Forest and 164.5 miles from Quincy.
How much longer is the road route than the straight-line distance?
The direct path is about 245.5 miles (395.1 km), while the road route adds roughly 85.4 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 6:22 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $44.05 one way or $88.09 round trip. Estimated CO2 is about 103.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Lake Forest and Mostly Sunny near Quincy.
Stop Ideas Near Funks Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Bloomington, Illinois
Bloomington Finance Department
City Hall - Town of Normal
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Funks Grove.
Uptown Station
Lincoln
Peoria, Illinois
Pontiac station
Flight Path Map
This map shows the direct air route between Lake Forest and Quincy. Straight-line distance: 245.52 mi (395.13 km).
#1 Lake Forest
City in Lake County, Illinois, United States
| Population | 19,379 |
| Coordinates | 42.2586300, -87.8406300 |
| Altitude | 210 |
| Country | United States |
#2 Quincy
County seat of Adams County, Illinois, United States
| Population | 39,589 |
| Coordinates | 39.9356000, -91.4098700 |
| Altitude | 173 |
| Country | United States |
End: Broadway Street (-91.40987, 39.935697)
Estimated Travel Time
Distance: 533 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 01m |
| 40 mph (64.37 km/h) | 08h 16m |
| 50 mph (80.47 km/h) | 06h 37m |
| 60 mph (96.56 km/h) | 05h 30m |
| 70 mph (112.65 km/h) | 04h 43m |
| 80 mph (129 km/h) | 04h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $44.05 | $88.09 |
| Mid-grade | $4.25 | $49.68 | $99.35 |
| Premium | $4.65 | $54.36 | $108.72 |
| Diesel | $5.30 | $61.95 | $123.90 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.