How far is Tremont, IL from Rockford, IL?
The driving distance from Tremont, IL to Rockford, IL is about 153.2 miles (246.6 km), with a travel time of about 02h 31m by car.
- The straight-line flight distance is about 122.2 miles (196.7 km).
- For a round trip, plan for roughly 05h 02m 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 31m.
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.
Mostly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Tremont and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Tremont and Rockford.
-
1
Start on West Pearl Street
1.5 km · 1 min · West Pearl Street
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2
Turn left onto I 155 North
1427 ft · 35 sec
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3
Merge slight left
6.1 mi · 7 min
-
4
Keep slight right to continue on I 74 East: Bloomington
1650 ft · 40 sec
-
5
Merge slight left
10.6 mi · 11 min
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6
Take the exit slight right toward IL 117: Goodfield
1623 ft · 40 sec
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7
Keep slight left
7.1 mi · 11 min
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8
Turn right onto East Center Street
2041 ft · 35 sec · East Center Street
-
9
Continue on East State Street
11.8 mi · 17 min · East State Street
-
10
Continue on West Main Street
3241 ft · 1 min · West Main Street
-
11
Take the ramp slight right toward I 39 North, US 51 North: Rockford
1703 ft · 41 sec
-
12
Merge slight left
104.5 mi · 1 hr 52 min
-
13
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
-
14
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
-
15
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
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16
Keep slight right
86 m · 7 sec
-
17
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
-
18
Turn right onto West State Street
45 m · 4 sec · West State Street
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19
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Tremont 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
104 mi · 01h 52m
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 Tremont and Mostly Cloudy near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Tremont to Rockford?
The road trip is about 153.2 miles (246.6 km) and usually takes 02h 31m 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 76.5 miles from Tremont and 76.7 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 122.2 miles (196.7 km), while the road route adds roughly 31 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 1:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.40 one way or $40.80 round trip. Estimated CO2 is about 48.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Tremont and Mostly Cloudy 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 Tremont and Rockford. Straight-line distance: 122.23 mi (196.71 km).
#1 Tremont
City in Itawamba County, Mississippi, United States of America
| Population | 2,114 |
| Coordinates | 40.5275400, -89.4926000 |
| Altitude | 196 |
| 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: 247 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 06m |
| 40 mph (64.37 km/h) | 03h 49m |
| 50 mph (80.47 km/h) | 03h 03m |
| 60 mph (96.56 km/h) | 02h 33m |
| 70 mph (112.65 km/h) | 02h 11m |
| 80 mph (129 km/h) | 01h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $20.40 | $40.80 |
| Mid-grade | $4.25 | $23.01 | $46.02 |
| Premium | $4.65 | $25.18 | $50.36 |
| Diesel | $5.30 | $28.69 | $57.39 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.