Sonitpur {Pron: ˌsə(ʊ)nɪtˈpʊə or ˌʃə(ʊ)nɪtˈpʊə} (Assamese: শোণিতপুৰ) is an administrative district in the state of Assam in India. It stands among the largest districts of Assam. In terms of area Sonitpur is the second largest district of Assam after Karbi Anglong district. It is spread over an area of 5324 km2 on the northern banks of Brahmaputra, the lifeline of Assam. The population of Sonitpur district is 19, 24,110 as per 2011 Census.