Shakespeare never gives Romeo a specific age. Although his age could be anywhere between thirteen and twenty-one, he is typically portrayed as being around the age of sixteen.

How old is Romeo and Juliet now?

Romeo's age is never given, but since he carries a sword, it can be assumed that he is not younger than Juliet's thirteen years. It is much more likely that, given his immature responses to problematic events in the play, that he is probably about sixteen or seventeen years old.

How old were Romeo and Juliet when they got married in the play?

Romeo's age isn't implicitly stated in the play, but it's assumed he is just a bit older - perhaps fifteen years old. Their youthfulness may explain some of their hasty decision-making. They were married, secretly; only Friar Laurence and the Nurse are in that loop. They marry in Act II, Scene 6.