40 or more blocks in one season

(last updated in calendar year 2017)

59 -- by 6-8 Hall of Fame center Tom "the Bomb" Kondla for Dallas in Season 31 (led the league)

54 -- by 6-5 forward Jimsy Redfern of Charleston in Season 33 (led the league)

53 – by 6-8 forward Chip Battoe of Dallas in Season 43 (led the league)

52 -- by 6-8 Hall of Fame center Tom "the Bomb" Kondla for Houston in Season 29 (led the league)

52 -- by 6-5 forward Jimsy Redfern of Charleston in Season 34 (led the league)

46 -- by 6-7 forward Kush Kush Hotahey of Seattle in Season 28 (led the league)

46 -- by 6-5 forward Jimsy Redfern of Charleston in Season 32 (led the league)

44 – by 6-8 forward Chip Battoe of Dallas in Season 47 (led the league)

42 -- by 6-7 forward Kush Kush Hotahey of Sacramento in Season 32

41 -- by 6-8 Hall of Fame center Tom "the Bomb" Kondla of Chicago in Season 30 (led the league)

41 -- by 6-5 forward Jimsy Redfern of Charleston in Season 31

40 -- by 6-5 forward Jimsy Redfern of Charleston in Season 30

40 -- by 6-7 forward Looky Whos of Houston in Season 33