Don Bradman played 1st Grade cricket for two clubs in the Sydney 1st Grade Competition. He played for St George from 1926/27 to 1932/33 and for North Sydney in 1933/34 after moving to that area after getting married. He originally trialled for Central Cumberland (now Parramatta) but they were unwilling to pay his train fare from Bowral for each match whereas St George was willing to.
He made his 1st Grade debut on November 27, 1926 against Petersham at Petersham making 110 before being run out. He also took 3 for 26.
Some statistical notes on his Sydney 1st Grade Career:
- Overall he made 3221 runs at an average of 89.47, well below his Test and First-Class averages.
- He was never dismissed for a duck in 1st Grade.
- He averaged over a hundred in a season in four successive seasons – 1929/30 (109.80), 1930/31 (215.00), 1931/32 (112.14) and 1932/33 (170.67).
- He made 14 centuries and 12 half centuries.
- Of his 14 centuries, 2 were double centuries.
- He also made a century on debut for North Sydney, scoring 127 against Western Suburbs at North Sydney Oval in 1933/34.
- His highest score was 246 against Randwick in 1931/32.
- He averaged under 50 against three clubs – North Sydney (28.25), Sydney University (39.67) and Waverley (37.00).
- His best season in terms of runs scored was in 1931/32 where he scored 785 runs in 8 innings, averaging 112.14, including 3 centuries and 2 half centuries.
- He batted at every position from opener to number 7, making a century at each batting position except as an opener.
- He scored over 1000 runs at Hurstville Oval, making 1074 runs at an average of 67.12. Nine of his twelve half centuries came at this ground.
- As a bowler, he took 23 wickets at an average of 33.96.
- His best bowling was 4 for 55 against Manly at Hurstville Oval.