Shumerlinsky District (Russian: Шу́мерлинский райо́н; Chuvash: Çĕмĕрле районӗ, Śĕmĕrle rayonĕ) is an administrative[1] and municipal[5] district (raion), one of the twenty-one in the Chuvash Republic, Russia.

It is located in the west of the republic and borders with Alikovsky and Krasnochetaysky Districts in the north, Vurnarsky District in the east, Ibresinsky and Poretsky Districts in the south, and with Nizhny Novgorod Oblast on the Sura River in the west.

The area of the district is 1,047.6 square kilometers (404.5 sq mi).

[citation needed] Within the framework of administrative divisions, Shumerlinsky District is one of the twenty-one in the republic.

[1] The town of Shumerlya serves as its administrative center, despite being incorporated separately as a town of republic significance—an administrative unit with the status equal to that of the districts.