The 2007–08 Serie D was the sixty edition of the top level Italian non-professional football championship. It represented the fifth tier in the Italian football league system. It was composed by 162 teams divided into nine divisions of 18 teams each. The regular Serie D season started September 2, 2007 and continued through to May 4, 2008 with each team playing 34 matches, two matches against every other team in the division. The nine division winners were automatically promoted to 2008–09 Lega Pro Seconda Divisione, while the two last-placed teams were automatically relegated to Eccellenza.