Karitsa (Greek: Καρίτσα) is a lowland Aromanian (Vlach) town of the former Municipality of Dio, which is part of the municipality of Dio-Olympos, in the Pieria regional unit, Central Macedonia, Greece.

The population was 1,843 people as of 2021.

[1] It is located 13 km south of Katerini.

Livestock farming and tobacco growing are the main occupations of the residents.

Also produced is corn, beet, endive, kiwi, and cereals.