Żyrardów County, established in 1999 within the Masovian Voivodeship, has its seat in the town of Żyrardów and was inhabited by 75,414 people as of December 31, 2022. The county takes its name from the town of Żyrardów, which is its largest urban center and preserves the legacy of Philippe de Girard, a French inventor of the linen spinning machine. Architecturally, Żyrardów is characterized by historic buildings associated with the linen industry, such as the former Technical Department, which now serves as the seat of the County Office. The county also includes three other towns: Mszczonów and Wiskitki, which were granted town rights in 2021. The county is divided into five municipalities, including one urban municipality and four rural and urban-rural municipalities. The region is surrounded by several other counties, making it an important transportation hub. From a nature conservation perspective, the county includes parts of the Bolimów Landscape Park and numerous nature reserves, such as Dąbrowa Radziejowska and Puszcza Mariańska. The area is also rich in history, from its industrial past to the development of local traditions. The county's coat of arms, established in 2001, references symbols of Masovia and its connection to two towns, depicting an eagle, a factory wall, and a tower. The county flag features the coat of arms, evoking local identity. County authorities have changed over the years, with local government officials such as Mieczysław Gabrylewicz and Wojciech Szustakiewicz serving as leaders. The region also boasts numerous sites of historical significance, enriching its cultural offerings. An interesting fact is that Żyrardów, once a major industrial center, has transformed into a place important not only for its industrial heritage but also as a cultural hub, promoting local events and supporting traditions.