You're not alone. The ever increasing age of those who regular attend football matches is a concern for many clubs and the FA.
Since the implementation of all-seating stadia in the top levels, the demographics have changed considerably due to the increasing costs.
Tickets (S/T or individual) may still be relatively cheap for children, but for adults it has took a huge jump. Not everyone is able to afford it
Include the fact that when many of us were younger you could go as a teenager (or younger) by yourself; now it is a taboo. Add that to the cost.
If you looked at the average attendee at Goodison, I'd confidently suggest it was a late thirties to forty something male. It can't go on like that.