Koog aan de Zaan. Gollandiyaning Shimoliy Gollandiya viloyatidagi shaharcha. Zaanstad munitsipaliteti tarkibiga kiradi va Amsterdamdan 11 km shimoli-g'arbda joylashgan Koog aan de Zaan is one of the smallest submunicipalities in Zaanstad, having a surface area of 320 hectare..