Sollenau is a municipality in the Wiener Neustadt-Land District, Lower Austria, Austria.

Sollenau is situated on the river Piesting.

It is one of the oldest settlements in the Steinfeld region of Lower Austria.

In 2001 there were 191 non-agriculture-related jobs in the municipality, and 2,055 persons were employed.

In 1999 there were 27 agricultural or forestry related companies.