The historic town centre is well preserved and is protected by law as an urban monument reservation.

It lies on the border between the Plasy Uplands and Upper Palatine Forest Foothills.

In 973, the area was donated by Duke Boleslaus II to the newly established bishopric of Prague.

King Charles IV, promoted the village to a town and allowed to build fortification walls.

[4] After the Thirty Years' War, Horšovský Týn passed to the counts on Trauttmansdorff, in whose possession the castle remained until 1945.

[6] From 1938 to 1945, the town and the region were annexed into Nazi Germany and administered as part of the Reichsgau Sudetenland.

After World War II, it became part of Czechoslovakia again and the German-speaking population was expelled.

[11] The Church of All Saints in Horšov is as old as the town and belongs to the most valuable sacral buildings of West Bohemia.

[14] Other notable buildings in the town are a former Capuchin monastery and the Gothic Church of Saint Apollinaris.