The town comprises the entire Romblon Island, one of the three major islands of Romblon province aside from Sibuyan Island and Tablas Island. As the capital of the province, it is also the seat of the Provincial Government. Its natives mostly speak Romblomanon or Ini language.
Romblon is known for its local marble industry and is the second biggest producer of the mineral in the country. It is also increasingly become known as a tourist destination because of its unspoiled beaches and Spanish-era twin forts.