Cervantes is a landlocked municipality in the coastal province of Ilocos Sur.

The municipality has a land area of 234.70 square kilometers or 90.62 square miles which constitutes 9.04% of Ilocos Sur’s total area. Its population as determined by the 2015 Census was 17,211. This represented 2.50% of the total population of Ilocos Sur province, or 0.34% of the overall population of the Ilocos Region. Based on these figures, the population density is computed at 73 inhabitants per square kilometer or 190 inhabitants per square mile.

Barangays

Cervantes has 13 barangays as shown in the following table.Demographic profile of barangays

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Cervantes for the fiscal year of 2016 was ₱122,064,388.49.details

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Cervantes is 10 to 14, with 1,971 individuals. Conversely, the age group with the lowest population is 70 to 74, with 192 individuals.details

Historical population

The population of Cervantes grew from 7,063 in 1960 to 17,211 in 2015, an increase of 10,148 people. The latest census figures in 2015 denote a positive growth rate of 0.72%, or an increase of 638 people, from the previous population of 16,573 in 2010.details

Location

The municipal center of Cervantes is situated at approximately 16° 59′ North, 120° 44′ East, in the island of Luzon. Elevation at these coordinates is estimated at 499.4 meters or 1,637.9 feet above mean sea level.