Sadeyaka is a village in Eskipazar District, Karabük Province, Turkey. Its population is 132 (2022). The hamlets Kñsaç, Saraycñk and à Âeyhler (à Âñhlar) are administratively part of Sadeyaka.
The earliest official records goes back to 1896, when the village is part of kaza of ÃÂerkeà  in sanjak of ÃÂankñrñ in vilayet of Kastamonu. The village was administered by ÃÂerkeà Â, ÃÂankñrñ until 1945, when Eskipazar became a district. When Karabük became a province in 1995, the village became part of Karabük along with Eskipazar. Drinking water infrastructe has been completed in 2008.
It has local food such as cizleme, kaz bandñrmasñ and arpa-buÃÂday gavurgasñ. Miyane helvasñ and nià Âasta helvasñ (White Helva) is a tradition on religious holidays. There is a türbe in à Âeyhler village built for Sheikh Ali Semerkandi. His grave is in ÃÂamlñdere, Ankara, but there is a water well called "SñÃÂñrcñk Suyu" dedicated to him.
Village center is 51 km away from Karabük, and 16 km from Eskipazar. It has oceanic climate.
The muhtars with their election dates are: