The drive from Somerset, IL to Niles, IL covers 357.8 miles and takes about 7h 5m behind the wheel.
This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 57, Ken Gray Expressway, North Main Street for much of the mileage,
and the overall profile is highway-focused drive.
The longest uninterrupted segment is about 195.2 miles on I 57.
At current regular gas prices, budget about $54.35 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
178.9 miles from Somerset, IL
A natural place for your longest stop of the day
, about 3h 40m into the drive
.