The town museum is located in the west and north wings of the castle. It offers a year-round permanent exhibition of regional mineralogy and mining "With mind and hammer", an unconventional exhibition of marionettes "Centenary Pimples", or an interactive craft workshop. Every year the museum prepares seasonal exhibitions and provides tours of the castle.

Permanent exposition of Josef Dobrovsky, history of the village of Chudenice and the Czernin family and the memorial hall of Jaroslav Kvapil or the exposition of Jan Roubal. The museum's expositions mention all those who contributed to the creation of the basis for modern Czech national education from Dobner to Dobrovský.

Exposition on the life and work of the poet Josef Václav Sladek. Organisation of short-term exhibitions.