Origin
Naperville, IL
Afternoon in Naperville on Saturday
Local time
4:02 PM
CDT
Current temp
63°F
Unavailable
Live forecast
Trip from Naperville, IL to Seneca, IL
Pin this tripCompiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 5, 2026 · Editorial standards
Drive Time
1h 9m
Distance
50.4 mi
81 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$8
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 4m
★
6 AM
1h 9m
8 AM
1h 20m
10 AM
1h 13m
12 PM
1h 12m
3 PM
1h 14m
5 PM
1h 20m
8 PM
1h 6m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Naperville, IL
Wikimedia Commons
Seneca, IL
Stéphane Tendon
Trip Overview
Naperville to Seneca is 50.4 miles and takes about 1 hour 9 minutes via Washington Street and I-55 South, with a fuel budget near $8 and enough daylight to finish in a day. This trip stays within Illinois, traveling from the Midwest region to another part of the Midwest. You'll mostly be on surface roads, so don't expect a high-speed interstate cruise. This is a straightforward drive, perfect for a quick trip or an easy addition to a larger travel plan.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 80 | 20.5 mi | 22m |
| I 55 | 12.4 mi | 14m |
| North Washington Street | 5.3 mi | 11m |
| US 6 | 5.1 mi | 7m |
| Weber Road | 3.9 mi | 7m |
| North Main Street | 0.7 mi | 1m |
| Seneca Road | 0.6 mi | 1m |
| Washington Street | 0.5 mi | <1m |
Longest stretch:
I 80
— 20.5 mi, about 22m
Turn-by-Turn Driving Directions
Step-by-step road directions between Naperville, IL and Seneca, IL.
1
Start on North Washington Street
5.3 mi
·
11 min
·
North Washington Street
Use the left lane.
2
Turn right onto Washington Street
0.5 mi
·
51 sec
·
Washington Street
3
Continue on Weber Road
3.9 mi
·
7 min
·
Weber Road
4
Take the ramp
0.4 mi
·
48 sec
Toward I 55 South: Bloomington
5
Merge onto I 55
12 mi
·
14 min
·
I 55
6
Take the exit
0.8 mi
·
1 min
Exit 250B
Toward I 80 West: Iowa
Use the slight right lane.
7
Merge onto I 80
21 mi
·
22 min
·
I 80
Use the straight / slight right lanes.
8
Take the exit
0.4 mi
·
52 sec
Toward Seneca
Use the straight / slight right lanes.
9
Continue on Seneca Road
0.6 mi
·
1 min
·
Seneca Road
10
Continue on US 6
5.1 mi
·
7 min
·
US 6
11
Turn left onto IL 170
0.7 mi
·
1 min
·
North Main Street
12
Turn right onto West Union Street
6 ft
·
0 sec
·
West Union Street
13
Arrive at destination
West Union Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
25 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 11 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 25.2 miles from Naperville, IL, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 85 decision points cluster between mile 0 and 50.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
4
0 mi into trip
|
~0m in
|
North Washington Street
Depart onto North Washington Street
Lane positioning matters here
Use the left lane.
7
22.4 mi into trip
|
~35m in
Take the exit toward I 80 West: Iowa
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 250B
Toward I 80 West: Iowa
5
23.2 mi into trip
|
~36m in
|
I 80
Merge onto I 80
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
6
43.7 mi into trip
|
~58m in
Take the exit toward Seneca
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Toward Seneca
4
50.4 mi into trip
|
~1h 9m in
|
West Union Street
Turn right onto West Union Street
Navigation decision point
Fuel & Cost
Regular Gas
$7.81 one way
$15.63 round trip
$3.94/gal
25.4 MPG avg
18 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.32 | $8.57 | $17.14 |
| premium | $4.93 | $9.78 | $19.56 |
| diesel | $5.60 | $11.11 | $22.22 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$8
Estimated CO2 emission: 17.6 kg one way. Prices: EIA weekly data, 2026-08-31.
Driving Electric?
About $5 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 15.1 | 0 | $5.29 | $2.42 |
| Efficient EV | 12.6 | 0 | $4.41 | $2.02 |
| EV Truck/SUV | 20.2 | 0 | $7.06 | $3.23 |
Gas CO2
18 kg
EV CO2
6 kg (67% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Seneca, IL
Afternoon in Seneca on Saturday
Local time
4:02 PM
CDT
Current temp
64°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 9m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
This 50.4-mile trip is almost entirely on surface roads, with 0% of the drive on highways. After navigating Washington Street and Weber Road, you'll join I-55 South for a portion of the route before transitioning back to surface roads. Expect to encounter frequent intersections and local traffic as you make your way through towns and communities.
75% highway — fuel and pacing are the main things to plan.
13 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 20.5 mi on I 80.
How Hard Is This Drive?
5/10
This is a straightforward highway drive that stays mostly on I 80 and I 55. You will hit about 8 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near North Washington Street.
Driving Effort
5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 50.4 miles you will encounter 8 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (North Washington Street): Lane positioning matters here; at 22.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 23.2 miles (I 80): Merge point - match speed before joining. Lane positioning matters here.
Elevation Profile
Mostly flat terrain
710 ft
508 ft
Total Climb
68 ft
Total Descent
271 ft
Highest Point
710 ft
Elevation Range
202 ft
About the Cities
Starting in Naperville, IL
Full guide →Founded 1890
Naperville is a bedroom community in the Chicagoland area. In 2008, Money magazine ranked Naperville third on its list of the 100 best places to live in the United States.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 9m. Total distance: 50.4 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 9m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (75%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 20.5 miles on I 80. The full list of main roads is in the Roads section above.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: near the start (North Washington Street): Lane positioning matters here; at 22.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 23.2 miles (I 80): Merge point - match speed before joining. Lane positioning matters here.
Yes. A round trip is manageable in a single day if you plan a break at Seneca, IL before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.
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