The city was originally known as São José dos Botelhos but was elevated as a municipality on August 30, 1911 and renamed as Botelhos since 1915. Botelhos is known for its many religious denominations and Mateus Jerônimo Guiddi has been the mayor of the municipality since 2013.
^"Divisão Territorial do Brasil" (in Portuguese). Divisão Territorial do Brasil e Limites Territoriais, Instituto Brasileiro de Geografia e Estatística (IBGE). July 1, 2008. Retrieved December 17, 2009.