How far is Rockford, IL from Peru, IL?
The driving distance from Rockford, IL to Peru, IL is about 74.8 miles (120.3 km), with a travel time of about 01h 26m by car.
- The straight-line flight distance is about 65.2 miles (105 km).
- For a round trip, plan for roughly 02h 52m 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 26m.
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.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Rockford and Peru.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockford and Peru.
-
1
Start on West State Street
546 ft · 23 sec · West State Street
-
2
Turn left onto South Church Street
1519 ft · 37 sec · South Church Street
-
3
Turn left onto Cedar Street
84 m · 5 sec · Cedar Street
-
4
Turn right onto South Main Street
3.6 mi · 6 min · South Main Street
-
5
Take the ramp left
1707 ft · 44 sec
-
6
Merge slight left onto U.S. Grant Memorial Highway
4.3 mi · 5 min · U.S. Grant Memorial Highway
-
7
Take the exit slight right
1.2 km · 2 min
-
8
Merge slight right
61.8 mi · 1 hr 6 min
-
9
Take the exit slight right toward US 6: LaSalle, Peru, Ottowa
1945 ft · 48 sec
-
10
Turn right
1.2 mi · 2 min
-
11
Turn left onto Joliet Street
803 ft · 18 sec · Joliet Street
-
12
Turn right onto 3rd Street
3183 ft · 58 sec · 3rd Street
-
13
Continue on 5th Street
1974 ft · 33 sec · 5th Street
-
14
Continue on 4th Street
1.4 km · 1 min · 4th Street
-
15
Arrive at your destination
0 m · 1 sec · 4th Street
Car Route Details
A richer read on the saved driving route between Rockford and Peru.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
U.S. Grant Memorial Highway
Merge slight right
61.8 mi · 01h 06m
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 Rockford and Partly Sunny near Peru.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockford to Peru?
The road trip is about 74.8 miles (120.3 km) and usually takes 01h 26m 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?
Steward is a useful midpoint, sitting about 37.4 miles from Rockford and 37.3 miles from Peru.
How much longer is the road route than the straight-line distance?
The direct path is about 65.2 miles (105 km), while the road route adds roughly 9.6 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 3:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.96 one way or $19.91 round trip. Estimated CO2 is about 23.5 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Rockford and Partly Sunny near Peru.
Stop Ideas Near Steward
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 Steward.
Mendota station
Plano
Rockford, Illinois
Princeton
Flight Path Map
This map shows the direct air route between Rockford and Peru. Straight-line distance: 65.22 mi (104.96 km).
#1 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
#2 Peru
City in Illinois, United States
| Population | 9,612 |
| Coordinates | 41.3275300, -89.1289700 |
| Altitude | 183 |
| Country | United States |
End: Peru (-89.12897, 41.32753)
Estimated Travel Time
Distance: 120 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 29m |
| 40 mph (64.37 km/h) | 01h 52m |
| 50 mph (80.47 km/h) | 01h 29m |
| 60 mph (96.56 km/h) | 01h 14m |
| 70 mph (112.65 km/h) | 01h 04m |
| 80 mph (129 km/h) | 00h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $9.96 | $19.91 |
| Mid-grade | $4.25 | $11.23 | $22.46 |
| Premium | $4.65 | $12.29 | $24.57 |
| Diesel | $5.30 | $14.00 | $28.01 |
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.