Speaking in todays Advertiser, Millers director Gary Hall said: "It's a fantastic response and really shows the optimism around the place at the moment."
"The fans have been encouraged by the signings we've made over the summer and I think people realise that the court case with the Booth family is not the be all and end all. There will be life after it." he added.
The extra sales have generated a reported a much needed quarter of a million pounds.
Meanwhile sales for the Carling Cup game against Sheffield Wednesday have been dissapointing so far with less than 2500 being sold to Millers fans!
The game is played on Thursday 16th August, KO 7:45pm.