How far is Chemung, IL from Rockford, IL?
The driving distance from Chemung, IL to Rockford, IL is about 27.7 miles (44.6 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 24 miles (38.6 km).
- For a round trip, plan for roughly 01h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Village in Boone County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Chemung and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chemung and Rockford.
-
1
Start on the route
20.1 mi · 29 min
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2
Turn left onto North 2nd Street
7.5 mi · 12 min · North 2nd Street
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3
Turn right onto East Jefferson Street
2128 ft · 45 sec · East Jefferson Street
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4
Turn left onto North Wyman Street
793 ft · 24 sec · North Wyman Street
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5
Turn right onto West State Street
23 m · 2 sec · West State Street
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6
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Chemung and Rockford.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Longest stretch
Start on the route
20.1 mi · 00h 29m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Chemung and Sunny near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chemung to Rockford?
The road trip is about 27.7 miles (44.6 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Caledonia is a useful midpoint, sitting about 14.1 miles from Chemung and 13.6 miles from Rockford.
How much longer is the road route than the straight-line distance?
The direct path is about 24 miles (38.6 km), while the road route adds roughly 3.7 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:14 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.70 one way or $7.39 round trip. Estimated CO2 is about 8.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Chemung and Sunny near Rockford.
Stop Ideas Near Caledonia
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 Caledonia.
Rockford, Illinois
South Beloit, Illinois
Janesville, Wisconsin
Madison (South), Wisconsin
Flight Path Map
This map shows the direct air route between Chemung and Rockford. Straight-line distance: 23.98 mi (38.6 km).
#1 Chemung
Township in McHenry County, Illinois
| Population | 8,702 |
| Coordinates | 42.4153000, -88.6667700 |
| Altitude | 273 |
| 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: 45 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 55m |
| 40 mph (64.37 km/h) | 00h 41m |
| 50 mph (80.47 km/h) | 00h 33m |
| 60 mph (96.56 km/h) | 00h 27m |
| 70 mph (112.65 km/h) | 00h 23m |
| 80 mph (129 km/h) | 00h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.70 | $7.39 |
| Mid-grade | $4.25 | $4.17 | $8.34 |
| Premium | $4.65 | $4.56 | $9.12 |
| Diesel | $5.30 | $5.20 | $10.40 |
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.