How far is Peoria, IL from Monmouth, IL?
The driving distance from Peoria, IL to Monmouth, IL is about 64.6 miles (103.9 km), with a travel time of about 01h 16m by car.
- The straight-line flight distance is about 57.4 miles (92.3 km).
- For a round trip, plan for roughly 02h 33m 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 01h 16m.
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.
Human settlement in Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Peoria and Monmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Peoria and Monmouth.
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1
Start on Northeast Jefferson Avenue
26 m · 6 sec · Northeast Jefferson Avenue
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2
Turn right onto Hamilton Boulevard
1373 ft · 46 sec · Hamilton Boulevard
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3
Turn right onto Northeast Perry Avenue
856 ft · 19 sec · Northeast Perry Avenue
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4
Turn left onto Spalding Avenue
1102 ft · 26 sec · Spalding Avenue
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5
Keep slight right to continue on Spalding Avenue
64 m · 6 sec · Spalding Avenue
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6
Continue on I 74 West
2182 ft · 55 sec
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7
Merge slight left
44.3 mi · 49 min
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8
Take the exit slight right toward Galesburg
1583 ft · 39 sec
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9
Turn straight onto East Main Street
1.9 mi · 3 min · East Main Street
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10
Enter the roundabout and take exit 2 toward Public Square
112 m · 6 sec · West Main Street
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11
Exit the rotary onto West Main Street
2.1 mi · 3 min · West Main Street
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12
Turn left
1917 ft · 47 sec
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13
Merge slight left onto Chicago-Kansas City Expressway
13.3 mi · 16 min · Chicago-Kansas City Expressway
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14
Turn left onto North Main Street
1.5 km · 2 min · North Main Street
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15
Enter the roundabout and take exit 3 toward Public Square
94 m · 6 sec · East Broadway
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16
Exit the rotary onto East Broadway
90 m · 10 sec · East Broadway
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17
Turn right onto South 1st Street
65 m · 9 sec · South 1st Street
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18
Arrive at your destination
0 m · 1 sec · South 1st Street
Car Route Details
A richer read on the saved driving route between Peoria and Monmouth.
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 74 West
Merge slight left
44.3 mi · 00h 49m
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.
Partly Sunny leaving Peoria and Slight Chance Showers And Thunderstorms then Mostly Cloudy near Monmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Peoria to Monmouth?
The road trip is about 64.6 miles (103.9 km) and usually takes 01h 16m 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?
Williamsfield is a useful midpoint, sitting about 32.2 miles from Peoria and 32.4 miles from Monmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 57.4 miles (92.3 km), while the road route adds roughly 7.2 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.60 one way or $17.20 round trip. Estimated CO2 is about 20.3 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Peoria and Slight Chance Showers And Thunderstorms then Mostly Cloudy near Monmouth.
Stop Ideas Near Williamsfield
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 Williamsfield.
Galesburg station
Kewanee
Peoria, Illinois
Princeton
Flight Path Map
This map shows the direct air route between Peoria and Monmouth. Straight-line distance: 57.36 mi (92.32 km).
#1 Peoria
The third most populous city in Illinois.
| Population | 109,428 |
| Coordinates | 40.6936500, -89.5889900 |
| Altitude | 153 |
| Country | United States |
#2 Monmouth
City in Warren County, Illinois, United States
| Population | 8,801 |
| Coordinates | 40.9114300, -90.6473600 |
| Altitude | 232 |
| Country | United States |
End: Monmouth (-90.64736, 40.91143)
Estimated Travel Time
Distance: 104 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 09m |
| 40 mph (64.37 km/h) | 01h 36m |
| 50 mph (80.47 km/h) | 01h 17m |
| 60 mph (96.56 km/h) | 01h 04m |
| 70 mph (112.65 km/h) | 00h 55m |
| 80 mph (129 km/h) | 00h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $8.60 | $17.20 |
| Mid-grade | $4.25 | $9.70 | $19.39 |
| Premium | $4.65 | $10.61 | $21.22 |
| Diesel | $5.30 | $12.09 | $24.19 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.