How old is black star in soul eater?

His age is between 17 or 18. Whoever who say he is younger than at least 16 is false. He is definetely older than Blackstar and the Thompson sisters.

Death the Kid - I'd say he's 18

Blair - about 19-20. unknown to me.

Tsubaki - 18

Liz - around 16 i believe

Crona/Chrona - around 17

Patty - 11

Soul- 15

Maka - 15

Black Star - 12 or 13