Morumugão was one of the first places to be conquered and incorporated into the Velhas Conquistas of the Portuguese Empire in the East.

At the time of the 2011 Census of India, Mormugao had a population of 154,561 with sex ratio of 905 females to 1000 males.

[2] Konkani, Hindi and Kannada are among the most commonly spoken languages in Mormugao Taluka.

Languages of Mormugao Taluka (2011)[3] At the time of 2011 Census of India, 42.68% of the population of Mormugao Taluka spoke Konkani, 16.68% Hindi, 12.37% Kannada, 7.90% Marathi, 6.00% Urdu, 2.32% Malayalam, 2.31% Lambadi, 2.05% Telugu, 1.55% Bhojpuri, 1.07% Bengali and 1.05% Tamil as their first language.

Morumugão has ten villages: Arossim, Cansaulim, Chicolna, Cuelim, Dabolim, Issorcim, Pale, Quelossim, São Jacinto Island, and Velsao.