for most taxpayers in your situation, the answer would be no. however, there are 7 special situations where the IRS requires a return regardless of income. they are in chart C of the 1040 instructions. also if there was federal income tax withholding or you are entitled to any federal tax credits, the only way to get them is to file. state filing requirements are usually different
https://www.irs.gov/pub/irs-pdf/i1040gi.pdf
