Subcetate is a commune in Harghita County, Transylvania, Romania. It is composed of four villages: Călnaci, Duda, Filpea, and Subcetate. Th…Subcetate is a commune in Harghita County, Transylvania, Romania. It is composed of four villages: Călnaci, Duda, Filpea, and Subcetate. The commune is situated at the northeastern edge of Transylvania, at an altitude of 712 m, in the eastern foothills of the Gurghiu Mountains, and lies on the banks of the Mureș River. Subcetate is located in the northwestern part of the county, on the border with Mureș County. The closest city is Toplița, 15 km to the northwest; the county seat, Miercurea Ciuc, is 80 km to the south.