The 2013 Ykkönen season began on 29 April 2013 and ended on 5 October 2013. The winning team was directly promoted to the 2014 Veikkausliiga. The bottom two teams were relegated to Kakkonen.
Overview
A total of ten teams will contest in the league, including seven sides from the 2012 season, Haka who was relegated from Veikkausliiga and AC Kajaani and Ilves who promoted from Kakkonen after winning the promotion play-offs.
FC Hämeenlinna and HIFK were relegated from 2012 Ykkönen. RoPS was promoted to the 2013 Veikkausliiga.
Managerial changes
League table
Results
Matches 1–18
Matches 19–27
Statistics
Updated to games played on 29 September 2013.