League table
HIFK Helsinki withdrew from the Ykkönen and their place was inherited by Korsholm Mustasaari, the highest placed relegated team in 2002.Promotion Play-Offs
KooTeePee Kotka as 13th placed team in the 2003 Veikkausliiga and RoPS as runners-up of the 2003 Ykkönen competed in a two-legged play-off for a place in the Veikkausliiga. RoPS won the play-offs 6-4 on aggregate and were promoted to the Veikkausliiga. RoPS Rovaniemi - KooTeePee Kotka 4-1Relegation Play-Offs
GBK Kokkola - P-Iirot Rauma 1-1References
{{DEFAULTSORT:2003 Ykkonen Ykkönen seasons 2003 in Finnish football Fin Fin