The 2011 Individual Speedway Junior World Championship was the 35th edition of the FIM World motorcycle speedway Under-21 Championships.

The top 7 riders from both SF will automatically qualify for all Final meetings.

Two Track Reserve riders will be nominated by national federation.

Top 7 riders from Semi-final One in Žarnovica, Slovakia[8] Top 7 riders from Semi-final Two in Gniezno, Poland[9] m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify Because after the last heat was a tie between second and third placed riders, a run-off was decided about silver and bronze medals.

In case of a tie between one or more riders in the final overall classification, a run-off will decide the 1st, 2nd and 3rd place.