EsasEsas is a village in Rastupey [Rural District] of the Central [District (Savadkuh County)|Central District] in Savadkuh County, Mazandaran province, Iran.DemographicsPopulationAt the time of the 2006 National Census, the village's population was 274 in 71 households. The following census in 2011 counted 217 people in 68 households. The 2016 census measured the population of the village as 332 people in 128 households.