2021 Esiliiga

The 2021 Esiliiga was the 31st season of the Esiliiga, the second-highest Estonian league for association football clubs, since its establishment in 1992. The season began on 4 March 2021 and concluded on 21 November 2021. Defending champions Maardu Linnameeskond won their second Esiliiga title.

Relegation play-offs
Alliance won 4–1 on aggregate.

Esiliiga Player of the Year
Ats Purje was named Esiliiga Player of the Year.