Explore details about location Heleny Modrzejewskiej. Heleny Modrzejewskiej is a location situated within the Ostróda alongside other areas such as Stefana Czarnieckiego, Boczna, Franciszkańska. Additionally, some smaller parts of Heleny Modrzejewskiej include specific areas like 11 Listopada, 21 Stycznia, Osiedle Młodych adding to the diversity of its landscape.