No, there is no definitive place to watch. I will include a bunch of posts
I have made on new builds below. I try to stay on top of it, but I am only
human, and have other responsibilities, like day job, family, etc.

http://sqlblog.com/blogs/aaron_bertr...12/12/419.aspx
http://sqlblog.com/blogs/aaron_bertr...e-pack-2a.aspx
http://sqlblog.com/blogs/aaron_bertr...05-builds.aspx
http://sqlblog.com/blogs/aaron_bertr...2-fallout.aspx
http://sqlblog.com/blogs/aaron_bertr...th-of-sp2.aspx
http://sqlblog.com/blogs/aaron_bertr...05-builds.aspx
http://sqlblog.com/blogs/aaron_bertr...-hotfixes.aspx
http://sqlblog.com/blogs/aaron_bertr...05-builds.aspx
http://sqlblog.com/blogs/aaron_bertr...available.aspx
http://sqlblog.com/blogs/aaron_bertr...-released.aspx
http://sqlblog.com/blogs/aaron_bertr...p2-builds.aspx
http://sqlblog.com/blogs/aaron_bertr...6-instead.aspx

And then these guys try to keep a list too, but everyone seems to have
little holes in their lists here and there:
http://www.aspfaq.com/sql2005/show.asp?id=20
http://www.sqlsecurity.com/FAQs/SQLS...3/Default.aspx
http://sqlserverbuilds.blogspot.com/
http://www.sqlservercentral.com/arti...stration/2960/

Microsoft is trying to maintain a list, but the following one is only 3152+
http://support.microsoft.com/kb/937137/



"John Davis" <jdavis707@hotmail.com> wrote in message
news:uTv4DiMkIHA.2276@TK2MSFTNGP05.phx.gbl...
> Can some tell me where I can find the list of latest updates for SQL
> Server 2005? I'd like to find a way of being informed when the latest
> update is released (I'm assuming Microsoft Update doesn't list the
> cumulative update packages released every so often?)?
>
> Thanks - John.