Krông Búk is a district (huyện) of Đắk Lắk province in the Central Highlands region of Vietnam.

As of December 2008, the district had a population of 55,733.

[1] The district covers an area of 358.7 km².

The municipality of Buôn Hồ was separated from Krông Buk District on 23 December 2008, and established as an independent entity under Đắk Lắk Province.

This article about a location in Đắk Lắk Province, Vietnam is a stub.