The museum heritage comprises own researches carried out on the territories of Covasna and Harghita counties, as well as acquisitions and donations. At present the inventory includes 15,000 items. The archaeological heritage comprises prehistorical, Dacian, Roman and post-Roman vestiges. The ethnographic heritage includes two homesteads, many traditional costumes, tools and utensils. The historical and memorial heritage comprises the native house of writer Romulus Cioflec, where there is "Romulus Cioflec" Memorial House, and the building of the first Romanian school in the town (1799), as well as documents and items on Romanian history and culture on the territories of Covasna and ...Harghita counties. The museum has a new building, refurbished in 2005, which present, temporary exhibitions.
|1492||"Romulus Cioflec" Memorial House||Covasna||Araci||Vâlcele||Strada Principală nr. 301; adresa de corespondenţă: Strada Gabor Aron nr. 16, Sfântu Gheorghe, jud Covasna||Memoriale||Map it|
|1759||"First Romanian School" Museum||Covasna||Sfântu Gheorghe||Strada Varadi Jozsef nr. 38||Memoriale||Map it|
|1633||The Upper Olt and Mureş Rivers Museum||Harghita||Miercurea-Ciuc||Strada Petöfy Sandor nr. 23||Arheologie||Map it|