Küplüce is a village in Erbaa District, in Tokat Province, Türkiye. Küplüce lies at 603 m above sea level, in the Sakarat Dağı mountains. It has 326 inhabitants. The nearest city is Erbaa, 10.5 km to the northwest. Among the landmarks around are Comana Pontica (25 km) and Horoztepe (10.8 km).