Trękus [ˈtrɛnkus] is a village in the administrative district of Gmina Purda, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland.

[1] It lies approximately 8 kilometres (5 mi) west of Purda and 10 km (6 mi) south-east of the regional capital Olsztyn.

It is located within the historic region of Warmia.

Three historic wayside shrines, typical for Warmia, are located within the village.

This Olsztyn County location article is a stub.