Theresienfeld is a town in the Wiener Neustadt-Land district of Lower Austria, in eastern Austria.

It lies 5 km (3 miles) north of Wiener Neustadt, in the southern part of the Vienna Basin.

[3] Theresienfeld was founded in 1763 by Empress Maria Theresa, for the agricultural development of the area.

In 2011, there were 169 non-agricultural jobs in the municipality, and 14 agriculturally and forestry related companies.

[3] Theresienfeld has two kindergartens, a primary school, and a vocational school.