The latest build was just released as part of the Aug. Updates.
7.0.6000.16512
You can check the version of ieexplorer.exe which is found in Program Files/
Internet Explorer.
This by the way is the same build number as in Vista.

"Paul Woodsford" <paul.woodsford@NO SPAMvirgin.net> wrote in message
news:%23WCK%23gB7HHA.5316@TK2MSFTNGP04.phx.gbl...
> What is the latest IE7 version number for XP Home SP2 fully updated.
> My version number is: 7.05730.11
> --
> Woody
> Remove NOSPAM to reply.
>