How far is Rockford, IL from Riley, IL?
The driving distance from Rockford, IL to Riley, IL is about 29.5 miles (47.4 km), with a travel time of about 00h 41m by car.
- The straight-line flight distance is about 24.2 miles (39 km).
- For a round trip, plan for roughly 01h 23m 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 41m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Rain Showers Likely then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Rockford and Riley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockford and Riley.
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1
Start on West State Street
3.4 mi · 6 min · West State Street
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2
Turn right onto South Alpine Road
1.5 km · 2 min · South Alpine Road
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3
Continue on South Alpine Road
109 m · 14 sec · South Alpine Road
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4
Turn right
26 m · 4 sec
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5
Turn right onto Charles Street
2.8 mi · 5 min · Charles Street
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6
Turn right onto South Mall Drive
118 m · 19 sec · South Mall Drive
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7
Turn left onto Harrison Avenue
3021 ft · 1 min · Harrison Avenue
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8
Take the ramp slight left
1207 ft · 30 sec
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9
Merge slight left
912 ft · 11 sec
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10
Take the exit slight right toward I 90 East: Chicago
2544 ft · 1 min
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11
Merge slight left onto Jane Addams Memorial Tollway
18.5 mi · 20 min · Jane Addams Memorial Tollway
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12
Take the exit slight right toward IL 23: Marengo, Harvard
1406 ft · 34 sec
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13
Turn right
1564 ft · 29 sec
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14
Enter the roundabout and take exit 2 toward South State Street
28 m · 2 sec · South State Street
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15
Exit the roundabout onto South State Street
1066 ft · 18 sec · South State Street
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16
Enter the roundabout and take exit 3 toward Harmony Road
68 m · 4 sec · Harmony Road
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17
Exit the roundabout onto Harmony Road
1.2 km · 1 min · Harmony Road
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18
Turn right onto Riley Road
2932 ft · 2 min · Riley Road
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19
Arrive at your destination
0 m · 1 sec · Riley Road
Car Route Details
A richer read on the saved driving route between Rockford and Riley.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Jane Addams Memorial Tollway
Merge slight left onto Jane Addams Memorial Tollway
18.5 mi · 00h 20m
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.
Showers And Thunderstorms Likely leaving Rockford and Rain Showers Likely then Mostly Sunny near Riley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockford to Riley?
The road trip is about 29.5 miles (47.4 km) and usually takes 00h 41m 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?
Belvidere is a useful midpoint, sitting about 14.7 miles from Rockford and 14.7 miles from Riley.
How much longer is the road route than the straight-line distance?
The direct path is about 24.2 miles (39 km), while the road route adds roughly 5.3 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 7:06 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.92 one way or $7.84 round trip. Estimated CO2 is about 9.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Rockford and Rain Showers Likely then Mostly Sunny near Riley.
Stop Ideas Near Belvidere
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 Belvidere.
Rockford, Illinois
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Flight Path Map
This map shows the direct air route between Rockford and Riley. Straight-line distance: 24.24 mi (39.01 km).
#1 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
#2 Riley
Human settlement in Illinois, United States of America
| Population | 2,823 |
| Coordinates | 42.1914100, -88.6325900 |
| Altitude | 246 |
| Country | United States |
End: Riley (-88.63259, 42.19141)
Estimated Travel Time
Distance: 47 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 58m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.92 | $7.84 |
| Mid-grade | $4.25 | $4.42 | $8.85 |
| Premium | $4.65 | $4.84 | $9.68 |
| Diesel | $5.30 | $5.52 | $11.03 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.