Norðurland eystraFjallabyggðAdministrative centre: Siglufjörður Home/Iceland/Municipalities/Fjallabyggð Population · 20261,969Area1,162.0 km²Administrative centreSiglufjörðurMunicipality number6250About the municipalityFjallabyggð is a municipality in Northeast Iceland. Its administrative centre is Siglufjörður.The municipality had a population of 1,969 in 2026. It covers approximately 1,162 km².The municipality provides local administration and services for the communities within its boundaries.Towns and settlements2NorðurlandÓlafsfjörðurView place NorðurlandSiglufjörðurView place