Samagaltay is a rural locality situated in Russia. It serves as the administrative center of the Tes-Khemsky District within the Republic of Tuva.
According to census data, the population of Samagaltay has remained relatively stable over recent decades. The 2010 census recorded a population of 3,233 residents, following figures of 3,507 in 2002 and 3,648 during the 1989 Soviet census.