In the first half of the 17th century, the Földes family owned larger property here, and a deed of donation from 1651 states that Ferenc and István Földeš family acquire additional property here. At that time, the Bittó family also appeared in the village, who eventually became the sole owners and Blatná na Ostrove became their ancestral seat until the collapse of the monarchy. The family archive is said to contain several documents relating to the history of the village. At the beginning of the 20th century, the Béni, István and Dénes Bittó family houses have their mansions here. According to old documents, the village belonged to the solitudes of Macháza (Macov) and Újfal (Nová Ves is mentioned in the success of 1553 as Wyjfalw), which had been owned by the Vass and Földes families since 1560 and to which in 1596 they received additional property.
Mentions of the village:
1851 - Elek Fényes - p. 15 - Sárosfalva, a Hungarian village in the capital of Bratislava, two hours from Šamorín, on the Danube castle center. It consists of one wide street, in which there are many nice mansions and one nice chapel is visible. Its arable land produces good wheat, barley, millet. The pasture is free, wide, the meadow is few, the forests are no. It has 218 Catholics and 24 Jews. His landowner is: the male tribe of the Bittó family.
At the beginning of the 20th century - Borovszky:
Blatná is a small Hungarian village on the upper Žitný ostrov: it counts 35 houses, Catholic inhabitants, it has its own post office, telegraph, its railway station is Veľké Legnice.