The Bismarck Cathedral Area Historic District, also known as The Hill, is a historic district in Bismarck, North Dakota, United States, that is listed on the National Register of Historic Places (NRHP).

The original listing included 47 contributing buildings, including the Cathedral of the Holy Spirit.

The district was increased by 15 acres (6.1 ha) with 40 contributing buildings and one contributing site in 1997.

The district was further changed in 2010 by subtraction of some buildings and properties, and by the addition of others.

This article about a property in North Dakota on the National Register of Historic Places is a stub.