The county includes a non-human habitat zone, called Hornstrandir, which is also the most northern point of the Westfjords region.
Magnús Eiríksson (22 June 1806 in Skinnalón (Norður-Þingeyjarsýsla), Iceland – 3 July 1881 in Copenhagen, Denmark) was an Icelandic theologian and a contemporary critic of Søren Aabye Kierkegaard (1813–1855) and Hans Lassen Martensen (1808–1884) in Copenhagen.
Möðrudalur is a farm settlement in Norður-Múlasýsla in Eastern Iceland, and the highest inhabited place in the country, at 469 m (1,539 ft) above sea level.