The Men's 400 metres T11 at the 2024 Summer Paralympics took place on 31 August and 1 September 2024 at the Stade de France in Paris.

A T11 athlete may be entirely without sight, or be able to perceive light, but have no ability to see the shape of a hand at any distance.

The first round of the Men's 400m T11 took place at the Stade de France on Saturday 31 August 2024 at 11:26 a.m. (CET (UTC+1) 14 athletes took part over 4 heats.

The semi-finals of the Men's 400m T11 took place at the Stade de France on Saturday 31 August 2024 at 6:43 p.m (CET (UTC+1) 8 qualifiers from the first round took part over two heats.

The final of the Men's 400m T11 took place at the Stade de France on Sunday 1 September 2024 at 8:05 p.m. (CET (UTC+1)[7]