Ostrołęka County, established in 1999, is located in the northeastern part of the Masovian Voivodeship, with its seat in the city of Ostrołęka. The county includes urban-rural municipalities such as Myszyniec, as well as various rural municipalities, including Baranowo, Czarnia, Goworowo, and Kadzidło. According to data from June 30, 2020, the county had a population of 88,624. The history of the county dates back to the Second Polish Republic, when, according to the 1921 census, its population was 73,836, predominantly Poles (93.2%) and Jews (6.7%). The diversity of residents' religious affiliations is noteworthy, with Catholicism being the majority (90.7%). In terms of architecture, the region is characterized by wooden buildings typical of Masovia and monuments reflecting traditional Polish rural architecture. Ostrołęka County is also home to numerous interesting facts related to regional traditions and folklore. Since 1999, Stanisław Kubeł has served as the county administrator (starosta), and various chairpersons have led the county council, including Andrzej Niedźwiecki and Krzysztof Parzychowski. Neighboring counties include Ostrołęka City County, Ostrów Mazowiecka County, Wyszków County, and Maków County, as well as several counties in the Warmian-Masurian and Podlaskie Voivodeships, fostering regional integration and cooperation. Despite its small area, Ostrołęka County represents an intriguing blend of tradition, culture, and history.