Eckartsau, Lower Austria, market town in the district of Gaenserndorf, alt. 147 m, pop. 1140, area 48.98 km2, in the Marchfeld region, at the northern edge of the Danube wetlands. -National park (Danube Wetlands National Park) administration of the Oesterreichische Bundesforste AG (Austrian Federal Forests) in E. castle. - First documented mention 1160; originally medieval parish church (reconstructed in Baroque style in 1703); castle (first documented mention 1180) with extensive gardens, 1722-1732 reconstructed and extended in Baroque style, in 1760 sold to Emperor Franz I, 1897/98 partly restored under Archduke Franz Ferdinand (hunting trophies), banqueting hall with frescoes by D. Gran (1732), Austria´s last emperor Karl lived here from November 1918 to March 1919 before going into exile. Chamber music performances.
Literature#F. Ammerer, Festschrift 800 Jahre Eckartsau, 1980.