Trou d'Eau Douce's 2026 population is now estimated at 5,811. In 2000, the population of Trou d'Eau Douce was 5,229. Trou d'Eau Douce has grown by 1 in the last year, which represents a 0.02% annual change. These population values and projections come from Estimated resident population by district, MCA and VCA (Mauritius official open data) and World Population Review Internal Projections .