Vienna Corners is an unincorporated community in the U.S. state of Michigan. The community is centered along M-32 on the county line with Otsego County on the west and Montmorency County on the east. The Otsego County portion of the community is within Charlton Township, while the Montmorency County portion is within Vienna Township. As an unincorporated community, Vienna Corners has no legally defined boundaries or population statistics of its own.