I'm 5'10 and weight 162 pounds?!
Question: Is this a good size for a 15 year old boy?
Answers: Is this a good size for a 15 year old boy?
yeah. its normal. look up Body Mass index and you will see you are normal.
That height and weight give a body mass index of 23.2, well within the range considered healthy.
You sound fine to me.