Guadalcanal
- Country:
- Solomon Islands
- Continent:
- Oceania
Guadalcanal's 2026 population is now estimated at 190,274. In 2010, the population of Guadalcanal was 103,059. Guadalcanal has grown by 6,272 in the last year, which represents a 3.41% annual change. These population values and projections come from SINSO province workbook populations 2010-2025 and World Population Review Internal Projections .