How far is Shannon, IL from Marcus, IL?
The driving distance from Shannon, IL to Marcus, IL is about 32.7 miles (52.6 km), with a travel time of about 00h 51m by car.
- The straight-line flight distance is about 23.4 miles (37.6 km).
- For a round trip, plan for roughly 01h 43m 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.
City in Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Shannon and Marcus.
Turn-by-Turn Driving Directions
Step-by-step road directions between Shannon and Marcus.
-
1
Start on West Market Street
4.3 mi · 6 min · West Market Street
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2
Turn left
4.1 mi · 6 min
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3
Turn right onto Chambers Road
17.6 mi · 27 min · Chambers Road
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4
Continue on Main Street
6 mi · 9 min · Main Street
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5
Turn sharp left onto Marcus Road
2404 ft · 2 min · Marcus Road
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6
Continue on Marcus Road
1013 ft · 45 sec · Marcus Road
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7
Arrive at your destination
0 m · 1 sec · Marcus Road
Car Route Details
A richer read on the saved driving route between Shannon and Marcus.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Chambers Road
Turn right onto Chambers Road
17.6 mi · 00h 27m
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.
Chance Showers And Thunderstorms leaving Shannon and Chance Showers And Thunderstorms near Marcus.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Shannon to Marcus?
The road trip is about 32.7 miles (52.6 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?
Mount Carroll is a useful midpoint, sitting about 16.3 miles from Shannon and 16.3 miles from Marcus.
How much longer is the road route than the straight-line distance?
The direct path is about 23.4 miles (37.6 km), while the road route adds roughly 9.3 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 4:46 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.34 one way or $8.67 round trip. Estimated CO2 is about 10.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Shannon and Chance Showers And Thunderstorms near Marcus.
Stop Ideas Near Mount Carroll
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 Mount Carroll.
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Flight Path Map
This map shows the direct air route between Shannon and Marcus. Straight-line distance: 23.36 mi (37.6 km).
#1 Shannon
Village in Carroll County, Illinois, USA
| Population | 684 |
| Coordinates | 42.1547500, -89.7398400 |
| Altitude | 279 |
| Country | United States |
#2 Marcus
Marcus is a place in Illinois, United States.
| Population | 0 |
| Coordinates | 42.1583500, -90.1959600 |
| Altitude | 185 |
| Country | United States |
End: Marcus (-90.19596, 42.15835)
Estimated Travel Time
Distance: 53 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 05m |
| 40 mph (64.37 km/h) | 00h 49m |
| 50 mph (80.47 km/h) | 00h 39m |
| 60 mph (96.56 km/h) | 00h 32m |
| 70 mph (112.65 km/h) | 00h 28m |
| 80 mph (129 km/h) | 00h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $4.34 | $8.67 |
| Mid-grade | $4.25 | $4.89 | $9.78 |
| Premium | $4.65 | $5.35 | $10.70 |
| Diesel | $5.30 | $6.10 | $12.20 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.