11, derby county, season 07-07
Derby County had the lowest Premiership total in the history of the league in the 2007-08 season. They had just 11 points and were relegated.
Derby recorded 11 points and was relegated in season 2007/8
Manchester City 2012. 2 Points.
Rangers 2 points (2009/10)
Roughly 20 points
Derby County 89 in 2007-08 season they also were relegated with the lowest number of points 11
Manchester City, 3 pts, 2012/13 Season
Chelsea were relegated from the Football League First Division in the 1987-88 season, finishing in eighteenth place, and were promoted from the Second Division in the 1988-89 season, finishing 17 points clear at the top of the Second Division table.
I don't know about the Premiership, but I know the Championship! West Bromwich Albion finished top with just 39 points!!