The 2013 1. deild karla (English: Men's First Division) was the 59th season of second-tier Icelandic football.
The fixtures for the 2013 campaign were released by the KSÍ on 10 November 2012.
[1] Play began on 9 May and was scheduled to conclude on 21 September.
[2] The league was to be contested by twelve clubs, eight of which had played in the 2012 season.
There were four new clubs from the previous campaign: Each team plays every opponent once home and away for a total of 22 matches per club, and 132 matches altogether.