How far is Unity, IL from Naperville, IL?
The driving distance from Unity, IL to Naperville, IL is about 378.7 miles (609.5 km), with a travel time of about 06h 00m by car.
- The straight-line flight distance is about 325.9 miles (524.5 km).
- For a round trip, plan for roughly 12h 00m 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 06h 00m.
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.
Chance Showers And Thunderstorms then Mostly Sunny
Chance Showers And Thunderstorms then Partly Sunny
Driving Route Map
The map below follows the saved road route between Unity and Naperville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Unity and Naperville.
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1
Start on the route
25 m · 6 sec
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2
Turn right
3.7 mi · 7 min
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3
Turn right onto Sandusky Road
2.6 mi · 6 min · Sandusky Road
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4
Continue on Lackey Road
1.4 km · 2 min · Lackey Road
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5
Turn left onto Chestnut Street
1.5 mi · 3 min · Chestnut Street
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6
Continue on Old US Highway 51
3.5 mi · 6 min · Old US Highway 51
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7
Turn right onto Shawnee College Road
1.6 mi · 3 min · Shawnee College Road
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8
Take the ramp left
1389 ft · 34 sec
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9
Merge slight left onto Ken Gray Expressway
77.9 mi · 1 hr 24 min · Ken Gray Expressway
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10
Keep slight right to continue on Ken Gray Expressway
67.5 mi · 1 hr 13 min · Ken Gray Expressway
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11
Keep slight left to continue on I 57 North: Chicago
154.9 mi · 2 hr 46 min
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12
Take the exit slight right toward Bourbonnais Parkway
2050 ft · 42 sec
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13
Turn left onto Bourbonnais Parkway
3273 ft · 1 min · Bourbonnais Parkway
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14
Turn right
18.2 mi · 26 min
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15
Turn left onto West Steger Road
1196 ft · 55 sec · West Steger Road
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16
Turn right onto Wolf Road
2.3 mi · 4 min · Wolf Road
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17
Turn left onto Lincoln Highway
3.8 mi · 6 min · Lincoln Highway
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18
Continue on East Maple Street
1471 ft · 27 sec · East Maple Street
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19
Continue on West Lincoln Highway
135 m · 10 sec · West Lincoln Highway
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20
Turn right onto North Cedar Road
2.4 mi · 6 min · North Cedar Road
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21
Turn left onto Maple Road
1060 ft · 18 sec · Maple Road
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22
Take the ramp slight right toward I 355 Toll North: West Suburbs
3244 ft · 57 sec
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23
Merge slight left onto Veterans Memorial Tollway
18.1 mi · 21 min · Veterans Memorial Tollway
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24
Take the exit slight right toward US 34: Ogden Avenue
1604 ft · 39 sec
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25
Keep slight left to continue on US 34: Lisle
23 m · 4 sec
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26
Turn left onto East Ogden Avenue
5.1 mi · 11 min · East Ogden Avenue
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27
Turn right onto North Washington Street
15 m · 1 sec · North Washington Street
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28
Arrive at your destination
0 m · 1 sec · North Washington Street
Car Route Details
A richer read on the saved driving route between Unity 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.
Chance Showers And Thunderstorms then Mostly Sunny leaving Unity and Chance Showers And Thunderstorms then Partly Sunny near Naperville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Unity to Naperville?
The road trip is about 378.7 miles (609.5 km) and usually takes 06h 00m 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?
Mattoon is a useful midpoint, sitting about 183.6 miles from Unity and 195.1 miles from Naperville.
How much longer is the road route than the straight-line distance?
The direct path is about 325.9 miles (524.5 km), while the road route adds roughly 52.8 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 5:00 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.38 one way or $100.76 round trip. Estimated CO2 is about 118.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Mostly Sunny around Unity and Chance Showers And Thunderstorms then Partly Sunny near Naperville.
Stop Ideas Near Mattoon
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 Mattoon.
Mattoon station
Effingham
Illinois Terminal
Rantoul
Flight Path Map
This map shows the direct air route between Unity and Naperville. Straight-line distance: 325.89 mi (524.47 km).
#1 Unity
Unincorporated community in Illinois
| Population | 1,341 |
| Coordinates | 37.1497700, -89.2728600 |
| Altitude | 102 |
| 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: 610 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 37m |
| 40 mph (64.37 km/h) | 09h 28m |
| 50 mph (80.47 km/h) | 07h 34m |
| 60 mph (96.56 km/h) | 06h 18m |
| 70 mph (112.65 km/h) | 05h 24m |
| 80 mph (129 km/h) | 04h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $50.38 | $100.76 |
| Mid-grade | $4.25 | $56.82 | $113.64 |
| Premium | $4.65 | $62.18 | $124.35 |
| Diesel | $5.30 | $70.86 | $141.72 |
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 · Jun 09, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.