KoshԿոշKoshCoordinates: 40°18′09″N 44°09′25″E / 40.3025°N 44.15694°E / 40.3025; 44.15694CountryArmeniaMarz (Province)AragatsotnPopulation (2008) • Total2,804Time zone (UTC+4) • Summer (DST) (UTC+5)Coordinates: 40°18′09″N 44°09′25″E / 40.3025°N 44.15694°E / 40.3025; 44.15694 Kosh (Armenian: Կոշ, also Romanized as Koghes; formerly, Kvash) is a village in the Ashtarak district, Aragatsotn province, Armenia, about 18 km south-west of the district centre Ashtarak. The town is attested as Kvash in early Christian times. In the town are ruins of a 13th century church - Saint Grigor - and a castle which has yielded Hellenistic pottery remains. There are numerous remainings from early Iron Age residential ruins and buildings of large basalt stone blocks.