Indiana State Route 4 is a east-west highway in East-Central La Porte County. This highway runs from the La Porte/St. Joseph County Line to Indiana State Route 2, at La Porte. IN St Rt 4 passes through the following town in La Porte County. La Porte IN St Rt 4 is not multi-plexed in La Porte County. IN St Rt 4 intersects the following highways in La Porte County. Indiana State Route 104, near Stillwell. Indiana State Route 2, at La Porte.
