Elections to the Supreme Soviet of the Estonian SSR were held on 15 June 1975. [1] The Bloc of Communists and Non-Party Candidates was the only party able to contest the elections, [2] and won all 200 seats. [1]
| Party | Votes | % | Seats | |
|---|---|---|---|---|
| Bloc of Communists and Non-Party Candidates | 99.89 | 200 | ||
| Against | 0.11 | – | ||
| Total | 200 | |||
| Registered voters/turnout | 99.98 | |||
| Source: Liivik | ||||