Perhaps your fears of not being able to get a job there are valid. Can you do some research on the education job market there? If there seem to be open jobs there, then you can rest easy on that note.
As far as being close to your family, that's a tough one. I'm guessing you're one of those people who are very close to your family and likes to see them regularly. Is your current boyfriend worth this compromise?
Why doesn't the boyfriend want to find a job in San Jose?
“Inside every cynical person, there is a disappointed idealist”--George Carlin