The 2018 Team Speedway Junior World Championship was the 14th FIM Team Under-21 World Championship season.
The final took place on 18 August, 2018 at the Outrup Stadium in Outrup, Denmark.
[1] Poland won their 11th Team Under-21 World Championship, and their fifth in succession.
[2] The Poles accumulated 46 points, with Bartosz Smektała top scoring for them with 13 points.
Hosts Denmark finished second with 42 points, with Great Britain in third on 29.