Many things can cause workbook creep but you don't give much detail.

I would suggest you first go to Debra Dalgleish's site for some info on
clearing up your used range on each sheet.

http://www.contextures.on.ca/xlfaqApp.html#Unused


Gord Dibben MS Excel MVP

On Mon, 10 May 2010 11:41:01 -0700, Kadco
wrote:

We have a workbook with simple if and sumif and countif statements. The
workbook files size seems to keep growing. Currently at 88MB. What would
cause this?