I have a shelf type set up that goes all the way around my craft room/geek room/computer space and they're packed with my childhood stuffed animals and toys. Newer toys and such are below those, mixed in
I'm 37 and have 2 stuffed teddy bears on my bed. My parents gave them to me for Valentine's Day a few years ago. It would be rude to throw them in a closet.
I'll admit it so you feel better. I'm 40 years old and I still sleep with my bear that I've had since I was 5. Not every night, but when I'm feeling down or stressed, the only thing that helps is bear.
Half of the king sized bed in my room has plushies, and that's a mere fraction of the ones I have, even losing half of the collection when we lost a storage unit....