The 1997–98 League of Ireland Premier Division was the 13th season of the League of Ireland Premier Division.
The division was made up of 12 teams.
The season saw each team playing three rounds of games, playing every other team three times, totalling 33 games.
who finished in tenth place played off against Limerick F.C., the third placed team from the 1997–98 League of Ireland First Division.
UCD won 5–2 on aggregate and retained their place in the Premier Division.