| Season | 2021 |
|---|---|
| Dates | 6 March 2021 – 21 November 2021 |
| Champions | Viimsi |
| Promoted | Viimsi Harju Alliance |
| Relegated | Vändra |
| Matches played | 156 |
| Goals scored | 663 (4.25 per match) |
| Top goalscorer | Karl Anton Sõerde (30 goals) |
| Biggest home win | Viimsi 7–0 Läänemaa (23 May 2021) Harju 7–0 Läänemaa (30 June 2021) |
| Biggest away win | Tallinn 0–7 Tallinna Kalev U21 (26 September 2021) Legion U21 0–7 Tallinn (16 October 2021) |
| Highest scoring | Alliance 6–3 Tallinna Kalev U21 (31 May 2021) Nõmme Kalju U21 4–5 Läänemaa (31 May 2021) |
← 2020 2022 → | |
The 2021 Esiliiga B was the ninth season of the Esiliiga B, the third tier of Estonian football. The season began on 6 March 2021 and concluded on 21 November 2021. Viimsi won their first Esiliiga B title.