The one thing we did NOT have growing up on the farm was horses. My father felt they were a waste of good feed. ... I always rode the neighbor's horses.
She looks like she's a youngster. She could still be a pony though hard to tell. I have a two 5 month old foals one is 12.2 hands and the other 11.3. They are quarter horse breed. Can you show a pic of her teeth and hooves. It might give us a general ideal on age.