Yeşilyurt is a village in Boyabat District, in Sinop Province, Türkiye. Yeşilyurt lies in the Ilgaz mountains. It has 1,508 inhabitants (2022). The nearest city is Boyabat, 5.9 km to the northwest. Among the landmarks around are Boyabat Castle (7.5 km), Boyabat Dam (17.2 km) and Dodurga Dam (15.0 km).