I have installed apache from the source with:
useradd -g apache -d /usr/apache -s /sbin/nologin apache
If you wonder about the home directory, it should not matter that much, because it will probably not change the behavior of apache at all.
On Debian, the default homedir for the user running apache is
/var/www (which is the default
Also, if you're on a Debian-based distrib, you should prefer using
adduser instead of
useradd which is quite low level.