Czerwieńsk is a town located in Zielona Góra County within the Lubusz Voivodeship of western Poland. As of December 2021, the municipality had a population of approximately 3,900 inhabitants.
The town serves as a significant railroad junction. It marks the point where the rail connection between Wrocław, Zielona Góra, and Szczecin intersects with the railway line leading to Poznań.