Perhaps. While you may not be required to file (you have no tax liability), you may have had federal and/or state tax withholding that you may be eligible to receive a refund for.
TurboTax can help you determine if you need to file a tax return(s).
Check out the link below for filing requirements: https://ttlc.intuit.com/replies/3302274
In addition, determining if your social security is taxable:
https://ttlc.intuit.com/replies/3299920