Because I tend to forget where Google keeps the information on dowloading the offline administrative and personal installers I have quoted their full help page below.
According to Google Employee Blair (Googler) (at 20100614 in topic Google Chrome Offline Installer – Google Chrome Help):
Be aware that the version of Google Chrome available from the link may not auto-update to future browser releases, meaning you could miss important security fixes and feature improvements. Make sure to check back often to download newer releases.
The standalone offline installers from the quote at the bottom of this post did all keep themselves up to date.
There is a bunch of version specific Google Chrome installers THAT WILL NOT AUTOUPDATE (they usually keep less than 2 months) with URLs formed like this: Read the rest of this entry »