Arnafjordur's 2026 population is now estimated at 66. In 1985, the population of Arnafjordur was 73. Arnafjordur has grown by 2 in the last year, which represents a 3.13% annual change. These population values and projections come from Statistics Faroe Islands IB01030 population by village/city (January) and World Population Review Internal Projections .