How far is Elgin, IL from Riley, IL?
The driving distance from Elgin, IL to Riley, IL is about 23.1 miles (37.2 km), with a travel time of about 00h 31m by car.
- The straight-line flight distance is about 20.9 miles (33.7 km).
- For a round trip, plan for roughly 01h 02m 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 31m.
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.
Village in McHenry and Kane counties, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Rain Showers Likely then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Elgin and Riley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Elgin and Riley.
-
1
Start on East Chicago Street
10 m · 8 sec · East Chicago Street
-
2
Turn left onto Center Street
100 m · 13 sec · Center Street
-
3
Turn left onto East Highland Avenue
1930 ft · 50 sec · East Highland Avenue
-
4
Turn right onto North State Street
2.2 mi · 5 min · North State Street
-
5
Take the ramp slight right toward I 90 Toll West: Wisconsin
1444 ft · 1 min
-
6
Merge slight left onto Jane Addams Memorial Tollway
18.1 mi · 19 min · Jane Addams Memorial Tollway
-
7
Take the exit slight right toward IL 23: Marengo, Genoa
2224 ft · 54 sec
-
8
Turn right onto South State Street
1309 ft · 25 sec · South State Street
-
9
Enter the roundabout and take exit 3 toward Harmony Road
68 m · 4 sec · Harmony Road
-
10
Exit the roundabout onto Harmony Road
1.2 km · 1 min · Harmony Road
-
11
Turn right onto Riley Road
2932 ft · 2 min · Riley Road
-
12
Arrive at your destination
0 m · 1 sec · Riley Road
Car Route Details
A richer read on the saved driving route between Elgin 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
18.1 mi · 00h 19m
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 leaving Elgin 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 Elgin to Riley?
The road trip is about 23.1 miles (37.2 km) and usually takes 00h 31m 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?
Huntley is a useful midpoint, sitting about 11.5 miles from Elgin and 11.6 miles from Riley.
How much longer is the road route than the straight-line distance?
The direct path is about 20.9 miles (33.7 km), while the road route adds roughly 2.2 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 7:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.05 one way or $6.11 round trip. Estimated CO2 is about 7.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Elgin and Rain Showers Likely then Mostly Sunny near Riley.
Stop Ideas Near Huntley
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 Huntley.
Rockford, Illinois
Naperville
Glenview station
Plano
Flight Path Map
This map shows the direct air route between Elgin and Riley. Straight-line distance: 20.92 mi (33.67 km).
#1 Elgin
The second most populous city in Kane County, Illinois.
| Population | 110,196 |
| Coordinates | 42.0372500, -88.2811900 |
| Altitude | 227 |
| 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: 37 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 46m |
| 40 mph (64.37 km/h) | 00h 34m |
| 50 mph (80.47 km/h) | 00h 27m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 19m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.05 | $6.11 |
| Mid-grade | $4.25 | $3.44 | $6.89 |
| Premium | $4.65 | $3.77 | $7.54 |
| Diesel | $5.30 | $4.30 | $8.59 |
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.