The district is located in the southwest of the republic and occupies a total area of 1,543 square kilometers (596 sq mi).

It shares borders with the Drozhzhanovsky district in the south-west, with Apastovsky in the north, Tetyushsky in the east, with the Ulyanovsk region in the south, and with Chuvashia in the west.

[7] The azure and green field is crossed by a thin jagged silver belt; in the azure there is a shining golden sun (without showing its face), and in the greenery there are a bunch of golden sifted wheat placed on the right, followed by a silver scroll with a gold seal on a cord of the same metal coming out on the bottom right and placed on the left.In June 2006, the Council of the Buinsky municipal district approved its new heraldic insignia.

The design was carried out by the Heraldic Council under the President of the Republic of Tatarstan together with the Union of Heraldists of Russia.

[9] The sifted wheat allegorizes the developed agriculture of the district; the green field indicates the abundance of local nature and health.

The scroll points to the rich history of the Buinsk lands and as the homeland of outstanding writers, poets, artists and politicians.

A rectangular canvas with a width to length ratio of 2:3 is divided horizontally by a white line into green and blue stripes.

[11] According to available archeological records, the first settlements on the territory of the modern Buinsky district emerged in the Stone Age, that is, approximately X-VI thousand years BC.

On August 10, 1930, the Presidium of the All-Russian Central Executive Committee adopted a decree on the formation of the district as an independent unit within the Tatar ASSR.

[17] Aizetullov was subsequently replaced by Marat A. Zyabbarov who occupied this post until September 2020, when he was transferred to another position.

[20] The majority of large enterprises of the region belong to the food industry sector and are mainly located in the administrative center as well as in the village of Laschi.

The main cultivated crops are spring and winter wheat, rye, barley, peas, and sugar beets.

Among the leading agricultural enterprises in the district are Niva, Chernov, Druzhba, Avangard, Vamin-Bua, Commune, Bola, Tinchali, Runga, Bua, Churakovo, Cherken, Kiyatskoye and others.

[27] According to the Federal State Statistics Service of the Republic of Tatarstan, the district attracted almost 472 million rubles in investment in 2019.

Excluding budget funds and income from small businesses this level of investment in 2019 was 100 million less than in the previous year.