Psachna is a town in Euboea, central Greece, 16 km north of Chalcis. It is built in a small plain in the central-west part of the island. Psachna is the seat of Dirfys-Messapia municipality and the seat of Messapia regional unit. The town is also known for the Psachna campus of National and Kapodistrian University of Athens and the football team Iraklis Psachna. Its population is 5,827 residents according to 2011 census.