The southern part of the district belongs to the basin of the Tudovka River, a right tributary of the Volga.

[12] On 12 July 1929, governorates and uyezds were abolished, and Selizharovsky District with the administrative center in the selo of Selizharovo was established.

[12][13] On August 1, 1930, the okrugs were abolished, and the districts were subordinated directly to the oblast.

[11] During World War II, in 1941–1942, a considerable part of the district, including Selizharovo, was occupied by German troops.

[12] On 12 July 1929 Molodotudsky District, with the center in the selo of Molodoy Tud was created as well.

On March 5, 1935 Chertolinsky District with the administrative center in the selo of Chertolino was established.

[15] The main agricultural specialization of the district is cattle breeding with meat and milk production.

[15] A railway line which connects Likhoslavl with Soblago via Torzhok and Kuvshinovo crosses the area of the district from east to west and passes Selizharovo.

A paved road connecting Ostashkov and Rzhev crosses the district from north to south passing Selizharovo.

The district contains eighty-three cultural heritage monuments of federal significance (four of them in Selizharovo) and additionally seven objects (one of them in Selizharovo) classified as cultural and historical heritage of local significance.