How far is Bremen, IL from Monmouth, IL?
The driving distance from Bremen, IL to Monmouth, IL is about 259.5 miles (417.7 km), with a travel time of about 05h 27m by car.
- The straight-line flight distance is about 208.7 miles (335.9 km).
- For a round trip, plan for roughly 10h 55m 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 27m.
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.
City in Illinois
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 Bremen and Monmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bremen and Monmouth.
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1
Start on Chester Road
1255 ft · 34 sec · Chester Road
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2
Turn slight right
6.1 mi · 11 min
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3
Turn right onto East Holmes Street
2470 ft · 32 sec · East Holmes Street
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4
Continue on Lehmen Drive
7.8 mi · 9 min · Lehmen Drive
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5
Continue on South State Street
17.7 mi · 23 min · South State Street
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6
Continue straight
19.2 mi · 29 min
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7
Take the ramp left
934 ft · 23 sec
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8
Merge slight left
8.4 mi · 10 min
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9
Take the exit slight right toward I 255 North, US 50 North: Chicago
1 km · 1 min
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10
Merge slight left
13.2 mi · 15 min
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11
Continue straight
21 mi · 24 min
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12
Continue on Godfrey Road
26.2 mi · 31 min · Godfrey Road
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13
Continue on United States Route 67
8.1 mi · 9 min · United States Route 67
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14
Continue on South Main Street
1.4 mi · 2 min · South Main Street
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15
Continue on South State Avenue
2.4 mi · 3 min · South State Avenue
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16
Continue on South State Street
1.4 mi · 2 min · South State Street
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17
Continue on 1440 E
2.3 mi · 3 min · 1440 E
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18
Continue on Main Street
12.3 mi · 14 min · Main Street
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19
Take the exit slight right toward I 72 West: Springfield
1762 ft · 43 sec
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20
Merge slight left
14.5 mi · 16 min
-
21
Take the exit slight right toward IL 100: Bluffs, Detroit
1766 ft · 43 sec
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22
Turn straight
10.2 mi · 15 min
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23
Turn left
14.3 mi · 16 min
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24
Turn left
35.2 mi · 49 min
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25
At the end of the road, turn left onto East Jackson Street
2.8 mi · 4 min · East Jackson Street
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26
Turn right onto North Randolph Street
842 ft · 28 sec · North Randolph Street
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27
Turn left onto East Calhoun Street
46 m · 4 sec · East Calhoun Street
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28
Take the exit slight right
2.9 mi · 4 min
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29
Continue on Chicago-Kansas City Expressway
3.4 mi · 4 min · Chicago-Kansas City Expressway
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30
Continue on South Monmouth Street
1.2 km · 2 min · South Monmouth Street
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31
Continue on Chicago-Kansas City Expressway
24.8 mi · 28 min · Chicago-Kansas City Expressway
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32
Turn right onto West Broadway
1.2 km · 1 min · West Broadway
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33
Enter the roundabout and take exit 2 toward Public Square
49 m · 3 sec · East Broadway
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34
Exit the rotary onto East Broadway
90 m · 10 sec · East Broadway
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35
Turn right onto South 1st Street
65 m · 9 sec · South 1st Street
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36
Arrive at your destination
0 m · 1 sec · South 1st Street
Car Route Details
A richer read on the saved driving route between Bremen and Monmouth.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Longest stretch
Turn left
35.2 mi · 00h 49m
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 Cloudy leaving Bremen 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 Bremen to Monmouth?
The road trip is about 259.5 miles (417.7 km) and usually takes 05h 27m 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?
White Hall is a useful midpoint, sitting about 129.9 miles from Bremen and 129.7 miles from Monmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 208.7 miles (335.9 km), while the road route adds roughly 50.8 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 6:04 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.54 one way or $69.08 round trip. Estimated CO2 is about 81.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Bremen and Slight Chance Showers And Thunderstorms then Mostly Cloudy near Monmouth.
Stop Ideas Near White Hall
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 White Hall.
Carlinville
Alton
Springfield station
Gateway Transportation Center
Flight Path Map
This map shows the direct air route between Bremen and Monmouth. Straight-line distance: 208.75 mi (335.95 km).
#1 Bremen
A village in Ford County, Illinois.
| Population | 106,197 |
| Coordinates | 37.9711600, -89.7473300 |
| Altitude | 171 |
| 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: 418 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 38m |
| 40 mph (64.37 km/h) | 06h 29m |
| 50 mph (80.47 km/h) | 05h 11m |
| 60 mph (96.56 km/h) | 04h 19m |
| 70 mph (112.65 km/h) | 03h 42m |
| 80 mph (129 km/h) | 03h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $34.54 | $69.08 |
| Mid-grade | $4.25 | $38.96 | $77.91 |
| Premium | $4.65 | $42.63 | $85.26 |
| Diesel | $5.30 | $48.58 | $97.17 |
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.