Kolarica (Slovene pronunciation: [ˈkoːlaɾitsa], also spelled Kolerica[2][3]) is a former settlement in the Municipality of Krško in northeastern Slovenia.

[4] The area is part of the traditional region of Lower Carniola.

The municipality is now included in the Lower Sava Statistical Region.

[5] Kolarica stands southeast of the village center of Slivje.

[4] Kolarica was annexed by Slivje in 1953, ending its existence as an independent settlement.