Depending on the version of TurboTax that you are using and whether or not you are using the Online or Desktop software, your State form(s) can either be FREE (giving your 1 FREE state download) or cost a few dollars. Please see the below links for more information:
How many state returns can I prepare in TurboTax Online?
https://ttlc.intuit.com/replies/3420559
How many state returns can I prepare in the TurboTax CD/Download software?
https://ttlc.intuit.com/replies/3300044
