Tanishq Abraham, a native of Sacramento, California, received his high school diploma at a private ceremony at California Auto Museum on Sunday.
Home-schooled since the age of 7, Abraham passed a state exam in March that certified he had met the appropriate academic standards to receive his diploma.
"It wasn't easy because of the bureaucracy, but I have put a lot of hard work into this and I am very happy that I am finally graduating high school," Abraham, who has presidential ambitions, told ABC News.
"I am going to finish my community college by almost next semester and then I will have my associate's degree, after that I will transfer to university," he was quoted as saying after becoming one of the youngest ever to graduate high school in the US.
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Abraham said he would like to transfer to UC Davis to study medicine.
In kindergarten, Abraham said, he realised he had a special gift.
"I could read books that were meant for second and third graders, I was also able to do math like second and third graders," Abraham said.