Sanma's 2026 population is now estimated at 72,519. In 2009, the population of Sanma was 45,855. Sanma has grown by 2,083 in the last year, which represents a 2.96% annual change. These population values and projections come from Vanuatu Census 2009 province population (Table 1.1), Vanuatu Mini Census 2016 province population (key indicators), Vanuatu Census 2020 region population (Table 1.1) and World Population Review Internal Projections .