Jonah was born and raised in Roosevelt Island, New York. He grew up in an Orthodox Jewish home. He is now aged 19 years old but till date there are no any rumors about his love affairs in the media. He has mixed ethnicity.
Jonah is a talented boy since his early days. Before he turned three, he began reading books. His childhood dream was acing and he has been acting since he was eight years old. He made his acting debut in 2004 by starring the voice role of Austin in a Canadian CGI-animated musical TV series The Backyardigans. That year he also appeared in the movies like The Best Thief in the World and Around the Bend. He is well acclaimed for his role of Danny Budwing in an American science fantasy adventure film Zathura: A Space Adventure. Till date he has appeared in several movies and TV shows. His net worth is in millions.