Kalce includes the hamlets of Grčarevski Vrh to the southeast and Gruden to the west.
Name
Kalce was attested in historical sources in 1499 as Kalecz. Today's name is an accusative plural of Kalec, reanalyzed as a feminine nominative plural. It is derived from *kalьcь, a diminutive of *kalъ 'mud, pond, cloudy water', referring to a local geographical feature.
Kalce is the site of a mass grave associated with the Second World War. The Repiše Shaft Mass Grave is located in a shaft with a small entrance southeast of the settlement. The remains of two unknown victims were discovered in the shaft, covered by a large amount of rock that had been thrown in.