La Salle County Highway 30 is a short north-south route connecting such points as the National Guard Post and La Salle Lake Fish & Wildlife Area to the city of Marseilles, via LSCH 15. LSCH 30 does not pass through any towns. LSCH 30 intersects the following major local roads. La Salle County Highway 15 south of Marseilles. La Salle County Highway 6 near La Salle Lake.