Opátka (Hungarian: Apátka) is a village and municipality in Košice-okolie District in the Kosice Region of eastern Slovakia.

In historical records the village was first mentioned in 1445.

The village lies at an altitude of 460 metres and covers an area of 13.903 km. It has a population of almost 85 people.

The population is entirely Slovak in ethnicity.

The village has a small public library and a general store.

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48°47′N 21°04′E / 48.783°N 21.067°E / 48.783; 21.067