The 2024–25 First Football League (also known as Prva nogometna liga and 1. NL) is the 34th season of the second-level football competition for men's association football teams in Croatia, since its establishment in 1992.
The league is contested by 12 teams and played in a triple round robin format. 
This is the third season that the second level of men's football in Croatia is named "First football league" ("Prva nogometna liga").
Teams.
Changes.
Šibenik was promoted to the 2024–25 HNL, while Solin was relegated to 2024–25 Druga NL.
Newcomer from higher level (HNL) is Rudeš. Newcomers from lower level (2. NL) are champions Opatija.
League table.
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