YES, you can claim your son as a dependent child for the following reasons:
- He is under 24 and a full-time student.
- Time away at school is considered as living at home (as indicated by @Bsch4477).
But before you go ahead and claim him as a dependent, read the following list to determine if all requirements under qualifying child are met.
https://ttlc.intuit.com/replies/5187060
