This study deals with the development of the town of Hlohovec (Galgócz, Freystadl) and its position during the High Middle Ages. The author focuses on the significance and position of the town in the period from the 14th to 16th centuries, when it was administered by the Ilok (Újlaki, Iločki) family. She describes the relationship of the family to both the town and the Hungarian sovereigns and the impact of their policies on town development. In regards to this, it deals with the architectural monuments in Hlohovec that are linked to this period of prosperity of the town, as well as the heraldic monuments and connections.