The National North League promotion final took place this afternoon at Brackley.
Brackley took the lead through Roberts on 34 minutes.
Boston's Wood equalised in added time.
Half time: Brackley 1 Boston1
Boston were awarded a penalty in the 57 minute which Knowles scored.
Full time: Brackley 1 Boston 2
So Boston join Tamworth in the National League.
Boston defeated Hereford on the last day of the season at Edgar Street.