Pribaykalsky District (Russian: Прибайка́льский райо́н; Buryat: Байгал шадар аймаг) is an administrative and municipal district (raion), one of the twenty-one in the Republic of Buryatia, Russia. It is located in the center of the republic. The area of the district is 15,472 square kilometers (5,974 sq mi). Its administrative center is the rural locality (a selo) of Turuntayevo. As of the 2010 Census, the total population of the district was 26,856, with the population of Turuntayevo accounting for 22.0% of that number.