How far is Naperville, IL from Unity, IL?
The driving distance from Naperville, IL to Unity, IL is about 377.1 miles (606.9 km), with a travel time of about 07h 07m by car.
- The straight-line flight distance is about 325.9 miles (524.5 km).
- For a round trip, plan for roughly 14h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 07m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
This departure sits inside the recommended comfort window for the route.
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.
Sunny
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Naperville and Unity.
Turn-by-Turn Driving Directions
Step-by-step road directions between Naperville and Unity.
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1
Start on North Washington Street
15 m · 9 sec · North Washington Street
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2
Turn left onto East Ogden Avenue
5 mi · 10 min · East Ogden Avenue
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3
Take the ramp right toward I 355 Toll South: Joliet
1189 ft · 29 sec
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4
Merge slight left onto Veterans Memorial Tollway
19.2 mi · 22 min · Veterans Memorial Tollway
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5
Keep slight left to continue on I 80 East: Indiana
1.3 mi · 3 min
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6
Merge slight left
10.6 mi · 12 min
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7
Take the exit slight right toward I 57 South: Memphis
3222 ft · 1 min
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8
Merge slight left
186.7 mi · 3 hr 22 min
-
9
Keep slight left to continue on I 57 South: Memphis
65.7 mi · 1 hr 11 min
-
10
Keep slight right to continue on Ken Gray Expressway
73.9 mi · 1 hr 19 min · Ken Gray Expressway
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11
Take the exit slight right toward Shawnee College Road
1587 ft · 39 sec
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12
Turn right onto Shawnee College Road
1.4 mi · 3 min · Shawnee College Road
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13
At the end of the road, turn left onto Old US Highway 51
3.5 mi · 6 min · Old US Highway 51
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14
Continue on North Chestnut Street
1.5 mi · 3 min · North Chestnut Street
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15
Turn right onto Lackey Road
1.4 km · 2 min · Lackey Road
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16
Continue on Sandusky Road
2.6 mi · 6 min · Sandusky Road
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17
At the end of the road, turn left
3.7 mi · 7 min
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18
Turn left
25 m · 4 sec
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19
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Naperville and Unity.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 57 South
Merge slight left
187 mi · 03h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Naperville and Showers And Thunderstorms Likely near Unity.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Naperville to Unity?
The road trip is about 377.1 miles (606.9 km) and usually takes 07h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Mattoon is a useful midpoint, sitting about 188.7 miles from Naperville and 188.4 miles from Unity.
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 51.2 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.19 one way or $100.38 round trip. Estimated CO2 is about 118.3 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Naperville and Showers And Thunderstorms Likely near Unity.
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 Naperville and Unity. Straight-line distance: 325.89 mi (524.47 km).
#1 Naperville
The second most populous city in Illinois.
| Population | 147,986 |
| Coordinates | 41.7858600, -88.1472900 |
| Altitude | 216 |
| Country | United States |
#2 Unity
Unincorporated community in Illinois
| Population | 1,341 |
| Coordinates | 37.1497700, -89.2728600 |
| Altitude | 102 |
| Country | United States |
End: Unity (-89.27286, 37.14977)
Estimated Travel Time
Distance: 607 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 33m |
| 40 mph (64.37 km/h) | 09h 25m |
| 50 mph (80.47 km/h) | 07h 32m |
| 60 mph (96.56 km/h) | 06h 17m |
| 70 mph (112.65 km/h) | 05h 23m |
| 80 mph (129 km/h) | 04h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $50.19 | $100.38 |
| Mid-grade | $4.25 | $56.61 | $113.21 |
| Premium | $4.65 | $61.94 | $123.89 |
| Diesel | $5.30 | $70.60 | $141.19 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.