How far is Royalton, IL from Naperville, IL?
The driving distance from Royalton, IL to Naperville, IL is about 328.5 miles (528.7 km), with a travel time of about 05h 12m by car.
- The straight-line flight distance is about 274.9 miles (442.4 km).
- For a round trip, plan for roughly 10h 25m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 05h 12m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Royalton and Naperville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Royalton and Naperville.
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1
Start on 3rd South Street
21 m · 7 sec · 3rd South Street
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2
Turn left onto South Main Street
1 mi · 2 min · South Main Street
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3
Enter the roundabout and take exit 1 toward the route
4 m · 1 sec
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4
Exit the roundabout
3.3 mi · 6 min
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5
Turn right onto Linden Street
2231 ft · 45 sec · Linden Street
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6
Continue on Illinois Route 149
5.5 mi · 10 min · Illinois Route 149
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7
Enter the roundabout and take exit 1 toward Illinois Route 149
33 m · 2 sec · Illinois Route 149
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8
Exit the roundabout onto Illinois Route 149
1267 ft · 26 sec · Illinois Route 149
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9
Enter the roundabout and take exit 3 toward the route
1023 ft · 17 sec
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10
Exit the roundabout
1714 ft · 42 sec
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11
Merge slight left onto Ken Gray Expressway
31 mi · 34 min · Ken Gray Expressway
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12
Keep slight right to continue on Ken Gray Expressway
67.5 mi · 1 hr 13 min · Ken Gray Expressway
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13
Keep slight left to continue on I 57 North: Chicago
154.9 mi · 2 hr 46 min
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14
Take the exit slight right toward Bourbonnais Parkway
2050 ft · 42 sec
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15
Turn left onto Bourbonnais Parkway
3273 ft · 1 min · Bourbonnais Parkway
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16
Turn right
18.2 mi · 26 min
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17
Turn left onto West Steger Road
1196 ft · 55 sec · West Steger Road
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18
Turn right onto Wolf Road
2.3 mi · 4 min · Wolf Road
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19
Turn left onto Lincoln Highway
3.8 mi · 6 min · Lincoln Highway
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20
Continue on East Maple Street
1471 ft · 27 sec · East Maple Street
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21
Continue on West Lincoln Highway
135 m · 10 sec · West Lincoln Highway
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22
Turn right onto North Cedar Road
2.4 mi · 6 min · North Cedar Road
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23
Turn left onto Maple Road
1060 ft · 18 sec · Maple Road
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24
Take the ramp slight right toward I 355 Toll North: West Suburbs
3244 ft · 57 sec
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25
Merge slight left onto Veterans Memorial Tollway
18.1 mi · 21 min · Veterans Memorial Tollway
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26
Take the exit slight right toward US 34: Ogden Avenue
1604 ft · 39 sec
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27
Keep slight left to continue on US 34: Lisle
23 m · 4 sec
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28
Turn left onto East Ogden Avenue
5.1 mi · 11 min · East Ogden Avenue
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29
Turn right onto North Washington Street
15 m · 1 sec · North Washington Street
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30
Arrive at your destination
0 m · 1 sec · North Washington Street
Car Route Details
A richer read on the saved driving route between Royalton and Naperville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 57 North
Keep slight left to continue on I 57 North: Chicago
155 mi · 02h 46m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms leaving Royalton and Showers And Thunderstorms near Naperville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Royalton to Naperville?
The road trip is about 328.5 miles (528.7 km) and usually takes 05h 12m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Tuscola is a useful midpoint, sitting about 158.6 miles from Royalton and 169.9 miles from Naperville.
How much longer is the road route than the straight-line distance?
The direct path is about 274.9 miles (442.4 km), while the road route adds roughly 53.6 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:34 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $43.71 one way or $87.41 round trip. Estimated CO2 is about 103 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms around Royalton and Showers And Thunderstorms near Naperville.
Stop Ideas Near Tuscola
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 Tuscola.
Illinois Terminal
Mattoon station
Rantoul
Danville, Illinois
Flight Path Map
This map shows the direct air route between Royalton and Naperville. Straight-line distance: 274.9 mi (442.41 km).
#1 Royalton
City in Minnesota
| Population | 1,110 |
| Coordinates | 37.8769900, -89.1145200 |
| Altitude | 120 |
| Country | United States |
#2 Naperville
The second most populous city in Illinois.
| Population | 147,986 |
| Coordinates | 41.7858600, -88.1472900 |
| Altitude | 216 |
| Country | United States |
End: North Washington Street (-88.147302, 41.785837)
Estimated Travel Time
Distance: 529 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 56m |
| 40 mph (64.37 km/h) | 08h 12m |
| 50 mph (80.47 km/h) | 06h 34m |
| 60 mph (96.56 km/h) | 05h 28m |
| 70 mph (112.65 km/h) | 04h 41m |
| 80 mph (129 km/h) | 04h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $43.71 | $87.41 |
| Mid-grade | $4.25 | $49.29 | $98.58 |
| Premium | $4.65 | $53.94 | $107.88 |
| Diesel | $5.30 | $61.47 | $122.95 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.