How old is Erica from 'Stranger Things'?
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How old are the 'Stranger Things' cast and characters in real life?
9. How old is Erica from 'Stranger Things'?
Priah Ferguson (born October 1st, 2006) is 12 years old. Priah is was born and raised in Atlanta, Georgia, which is how she was cast in Stranger Things as they film the show close to her hometown. Erika is 10 years old in season 3.