HöfuðborgarsvæðiðSeltjarnarnesAdministrative centre: Seltjarnarnes Home/Iceland/Municipalities/Seltjarnarnes Population · 20264,609Area2.1 km²Administrative centreSeltjarnarnesMunicipality number1100About the municipalitySeltjarnarnes is a municipality in the Capital Region of Iceland. Its administrative centre is Seltjarnarnes.The municipality had a population of 4,609 in 2026. It covers approximately 2 km².The municipality provides local administration and services for the communities within its boundaries.Towns and settlements1SuðvesturlandSeltjarnarnesView place