How much does it cost to file a State return? I can't find this info ANYWHERE.

[xmasbaby0]

That depends on the version the online software you are using ----but generally state returns are $39 or $49

[VolvoGirl]

Currently state is $39 in the Online versions in Deluxe and above.  Here is the page for Deluxe.  Click on State Additional

https://turbotax.intuit.com/personal-taxes/online/deluxe.jsp 

[VolvoGirl]

And   How to review your fees
https://ttlc.intuit.com/community/charges-and-fees/help/how-do-i-review-my-fees-in-turbotax-online/0...

If you have the fees deducted from your Federal refund there is an EXTRA $40 Pay with Refund service charge. ($45 in California). Which you can avoid by paying the fees upfront with a credit card.