Alaca is a city in Alaca District, in Çorum Province, Türkiye. Alaca lies 8.6 km from the Kırlar Dağı mountains. It has 19,510 inhabitants (2022). The nearest city is Yozgat, 39 km to the south. Among the landmarks around are Hattusa (26 km), Yazılıkaya (24 km) and Alaca Höyük (14.4 km).