Yes, you do.
If you took your state tax refund off on your Schedule A in 2016, then your refund is taxable in 2017.
To enter:
1.
Click Federal
on the left-hand side menu.
2.
Click Income
across the top.
3.
Scroll down to Other Common Income and click Show
more.
4.
Click Start
or Revisit by Refunds Received for State/Local Tax Returns.