2018–19 Cypriot Third Division

The 2018–19 Cypriot Third Division was the 48th season of the Cypriot third-level football league. Digenis Akritas Morphou won their 2nd title.

Format
Sixteen teams participated in the 2018–19 Cypriot Third Division. All teams played against each other twice, once at their home and once away. The team with the most points at the end of the season crowned champions. The first four teams promoted to the 2019–20 Cypriot Second Division and the last four teams relegated to the 2019–20 STOK Elite Division.

Point system
Teams received three points for a win, one point for a draw and zero points for a loss.

Changes from previous season
Teams promoted to 2018–19 Cypriot Second Division
 * Onisilos Sotira
 * MEAP Nisou
 * Akritas Chlorakas

Teams relegated from 2017–18 Cypriot Second Division
 * P.O. Xylotymbou
 * Ethnikos Assia
 * Chalkanoras Idaliou

Teams promoted from 2017–18 STOK Elite Division
 * Kouris Erimis
 * Omonia Psevda
 * Amathus Ayiou Tychona

Teams relegated to 2018–19 STOK Elite Division
 * APEP FC
 * Finikas Ayias Marinas Chrysochous
 * Livadiakos/Salamina Livadion