Wau
- Country:
- Papua New Guinea
- Continent:
- Oceania
Wau's 2026 population is now estimated at 2,609. In 1990, the population of Wau was 4,273. Wau experienced a decrease of -52 residents over the past year, marking an annual decline of -1.95%. These population values and projections come from Papua New Guinea city census series 1980-1990 via CityPopulation official attribution, Papua New Guinea city census 2000 via CityPopulation attribution, Papua New Guinea city census 2011 via CityPopulation NSO attribution and World Population Review Internal Projections .