How far is Colfax, IL from Rockford, IL?
The driving distance from Colfax, IL to Rockford, IL is about 152.3 miles (245.1 km), with a travel time of about 02h 29m by car.
- The straight-line flight distance is about 120.3 miles (193.6 km).
- For a round trip, plan for roughly 04h 58m 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 29m.
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 LaSalle Co.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Colfax and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Colfax and Rockford.
-
1
Start on West Main Street
999 ft · 49 sec · West Main Street
-
2
Turn left onto North Harrison Street
2290 ft · 1 min · North Harrison Street
-
3
Continue on North 3400 East Road
4.5 mi · 8 min · North 3400 East Road
-
4
Turn left onto East 2450 North Road
8.4 mi · 16 min · East 2450 North Road
-
5
Continue on East South Street
1.1 km · 2 min · East South Street
-
6
Turn right onto South West Street
652 ft · 26 sec · South West Street
-
7
Turn left onto West Main Street
2018 ft · 59 sec · West Main Street
-
8
Continue on North Spencer Street
550 ft · 21 sec · North Spencer Street
-
9
Turn left onto P J Keller Highway
7.8 mi · 11 min · P J Keller Highway
-
10
Continue on North 1750 East Road
1.5 km · 2 min · North 1750 East Road
-
11
Turn right onto East 2500 North Road
3.5 mi · 5 min · East 2500 North Road
-
12
Take the ramp right toward I 39 North, US 51 North: Rockford
1392 ft · 34 sec
-
13
Merge slight left
110.8 mi · 1 hr 59 min
-
14
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
-
15
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
-
16
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
-
17
Keep slight right
86 m · 7 sec
-
18
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
-
19
Turn right onto West State Street
45 m · 4 sec · West State Street
-
20
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Colfax and Rockford.
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 39 North
Merge slight left
111 mi · 01h 59m
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.
Showers And Thunderstorms leaving Colfax and Chance Rain Showers near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Colfax to Rockford?
The road trip is about 152.3 miles (245.1 km) and usually takes 02h 29m 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?
Oglesby is a useful midpoint, sitting about 74.1 miles from Colfax and 78.2 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 120.3 miles (193.6 km), while the road route adds roughly 32 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 1:32 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.25 one way or $40.50 round trip. Estimated CO2 is about 47.7 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Colfax and Chance Rain Showers near Rockford.
Stop Ideas Near Oglesby
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 Oglesby.
Mendota station
Princeton
Dwight station
Pontiac station
Flight Path Map
This map shows the direct air route between Colfax and Rockford. Straight-line distance: 120.32 mi (193.63 km).
#1 Colfax
Village in McLean County, Illinois, United States
| Population | 1,009 |
| Coordinates | 40.5669800, -88.6164500 |
| Altitude | 230 |
| Country | United States |
#2 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
End: West State Street (-89.094046, 42.271066)
Estimated Travel Time
Distance: 245 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 04m |
| 40 mph (64.37 km/h) | 03h 48m |
| 50 mph (80.47 km/h) | 03h 02m |
| 60 mph (96.56 km/h) | 02h 32m |
| 70 mph (112.65 km/h) | 02h 10m |
| 80 mph (129 km/h) | 01h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $20.25 | $40.50 |
| Mid-grade | $4.25 | $22.84 | $45.68 |
| Premium | $4.65 | $24.99 | $49.98 |
| Diesel | $5.30 | $28.48 | $56.96 |
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 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.