The 2025 Esiliiga was the 35th season of the Esiliiga, the second tier of Estonian football. The season began on 1 March and concluded on 9 November 2025.

The league consisted of ten teams; seven teams remaining from the previous season, two teams promoted from the Esiliiga B, and one team relegated from the Meistriliiga.

The promoted teams were the 2024 Esiliiga B champions Tammeka U21 and runners-up Nõmme Kalju U21. They replaced the 2024 Esiliiga bottom two teams Paide Linnameeskond U21 and Tabasalu.

The relegated team was the 2024 Meistriliiga bottom-placed team Nõmme United. They replaced the 2024 Esiliiga champions Harju.

Teams face each other four times (twice at home and twice away).

The eighth-placed team (Tallinn) faced the third-placed team of the 2025 Esiliiga B (Phoenix) in a two-legged play-off for the final place in the 2026 Esiliiga.

The Esiliiga Player of the Year was awarded to Zakaria Beglarishvili.