Illiana
Unincorporated community
Vermilion County's location in Illinois
Illiana Illiana's location in Vermilion County
Coordinates: 40°11′47″N 87°31′55″W / 40.19639°N 87.53194°W / 40.19639; -87.53194
Country	United States
State	Illinois
County	Vermilion County
Township	Newell Township
Elevation [1]	722 ft (220 m)
ZIP code	61814
Area code	217
GNIS feature ID	0410753[1]

Illiana is an unincorporated community in Newell Township, Vermilion County, Illinois, United States. In this area, State Line Road runs along the border between Illinois and Indiana; Illiana is just across the road from the town of State Line City in Warren County in Indiana. The name is a portmanteau of Illinois and Indiana.