Buchholz in der Nordheide (Northern Low Saxon: Bookholt) is the largest town in the district of Harburg, in Lower Saxony, Germany.

In 1992, Buchholz was struck by a small tornado which destroyed many trees and damaged numerous houses.

In 2002, the temperature in Buchholz rose above 38 degrees celsius, marking an all-time high for its region.

In 2006, Buchholz tried to set a new world record by placing a crowd of 2000 people in the form of a large heart near the local swimming pool.

The districts of Steinbeck, Dibbersen, Seppensen, Holm-Seppensen, Sprötze and Trelde belong to Buchholz.