Wałcz County (Polish: powiat wałecki) is a unit of territorial administration and local government (powiat) in West Pomeranian Voivodeship, north-western Poland.

It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998.

Its administrative seat and largest town is Wałcz, which lies 127 kilometres (79 mi) east of the regional capital Szczecin.

The county covers an area of 1,414.79 square kilometres (546.3 sq mi).

The county is subdivided into five gminas (one urban, three urban-rural and one rural).