How far is Peoria, IL from Diamond, IL?
The driving distance from Peoria, IL to Diamond, IL is about 108.6 miles (174.8 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 81 miles (130.3 km).
- For a round trip, plan for roughly 04h 00m 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 02h 00m.
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 McLean County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Peoria and Diamond.
Turn-by-Turn Driving Directions
Step-by-step road directions between Peoria and Diamond.
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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
141 m · 17 sec · Hamilton Boulevard
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3
Turn right onto Northeast Madison Avenue
137 m · 16 sec · Northeast Madison Avenue
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4
Turn right onto Fayette Street
143 m · 15 sec · Fayette Street
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5
Take the ramp straight toward I 74 East, IL 29 South: Bloomington, Pekin
1039 ft · 25 sec
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6
Merge slight left onto Murray Baker Bridge
33 mi · 36 min · Murray Baker Bridge
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7
Keep slight left to continue on I 55 North, US 51 North: Chicago
1.4 mi · 3 min
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8
Merge slight left
72.2 mi · 1 hr 17 min
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9
Take the exit slight right toward IL 113: Coal City, Kankakee
1672 ft · 42 sec
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10
Turn left onto West Coal City Road
1.5 km · 2 min · West Coal City Road
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11
Continue on East Division Street
1329 ft · 29 sec · East Division Street
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12
Turn right
12 m · 5 sec
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13
Turn right
10 m · 2 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Peoria and Diamond.
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 55 North
Merge slight left
72.2 mi · 01h 17m
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.
Mostly Sunny leaving Peoria and Mostly Sunny near Diamond.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Peoria to Diamond?
The road trip is about 108.6 miles (174.8 km) and usually takes 02h 00m 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?
Lexington is a useful midpoint, sitting about 54.2 miles from Peoria and 54.3 miles from Diamond.
How much longer is the road route than the straight-line distance?
The direct path is about 81 miles (130.3 km), while the road route adds roughly 27.6 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 2:30 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.44 one way or $28.89 round trip. Estimated CO2 is about 34 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Peoria and Mostly Sunny near Diamond.
Stop Ideas Near Lexington
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 Lexington.
Uptown Station
Pontiac station
Dwight station
Rantoul
Flight Path Map
This map shows the direct air route between Peoria and Diamond. Straight-line distance: 80.95 mi (130.28 km).
#1 Peoria
The third most populous city in Illinois.
| Population | 109,428 |
| Coordinates | 40.6936500, -89.5889900 |
| Altitude | 153 |
| Country | United States |
#2 Diamond
Village in Illinois, USA
| Population | 2,484 |
| Coordinates | 41.2886400, -88.2517300 |
| Altitude | 172 |
| Country | United States |
End: Diamond (-88.25173, 41.28864)
Estimated Travel Time
Distance: 175 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 37m |
| 40 mph (64.37 km/h) | 02h 42m |
| 50 mph (80.47 km/h) | 02h 10m |
| 60 mph (96.56 km/h) | 01h 48m |
| 70 mph (112.65 km/h) | 01h 33m |
| 80 mph (129 km/h) | 01h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $14.44 | $28.89 |
| Mid-grade | $4.25 | $16.29 | $32.58 |
| Premium | $4.65 | $17.82 | $35.65 |
| Diesel | $5.30 | $20.31 | $40.63 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.