Košťany nad Turcom (Hungarian: Kostyán) is a village and municipality in Martin District, in Turiec territory, and in Žilina Region of northern Slovakia.

Early years of new millennium have seen legislative support towards larger businesses, which led to few industrial factories growth in Košťany nad Turcom.

Turiec region is also rich in precious mineral water sources, or you can visit few of the left sheep-farming chalets called 'salaš' scattered on the hill tops.

From all open-air museums in Slovakia, Jahodnícke háje (or Martin) skanzen is the largest one and it's worth to pay a visit especially during Christian holidays (recommended are Christmas and Easter..) as presentations of life from ancient times, markets with historical items, marches, and dances occur regularly.

Dwelling houses, barns, church, and even taverna have been carefully replaced from various parts of Slovakian rural areas, brought to skanzen grounds and rebuilt in original style.