Churapchinsky District (Russian: Чурапчинский улу́с; Yakut: Чурапчы улууһа, Çurapçı uluuha, IPA: [t͡ʃuɾapˈt͡ʃɯ uluːha]) is an administrative and municipal district (raion, or ulus), one of the thirty-four in the Sakha Republic, Russia. It is located in the center of the republic and borders Tattinsky District in the north, Ust-Maysky District in the east and southeast, Amginsky District in the south, Megino-Kangalassky District in the west, and Ust-Aldansky District in the northwest. The area of the district is 12,600 square kilometers (4,900 sq mi). Its administrative center is the rural locality (a selo) of Churapcha. As of the 2010 Census, the total population of the district was 20,387, with the population of Churapcha accounting for 43.0% of that number.