Sumida is a special ward in the Tokyo Metropolis in Japan. The English translation of its Japanese self-designation is Sumida City. As of 1 March 2023, the ward has an estimated population of 277,058 and a population density of 20,120 persons per km2. Its total area is 13.77 km2. Sumida's city office is located in Azumabashi, while its commercial centre is the area around Kinshicho Station in the south.