Monday Map: State and Local Tax Deductions August 27, 2012 Nick Kasprak Nick Kasprak Today's Monday Map focuses on the deduction of state and local income or sales taxes from federal taxable income. New York State benefits the most from this deduction – its residents deducted an average of 6.16% of their income in state taxes. Alaska benefits least, having neither an income tax nor a statewide sales tax; the small average of 0.26% most likely comes from local sales taxes. Click on the map to enlarge it. View previous Monday Maps here. Stay informed on the tax policies impacting you. Subscribe to get insights from our trusted experts delivered straight to your inbox. Subscribe Share Tweet Share Email Topics Center for Federal Tax Policy Center for State Tax Policy Data Individual Income and Payroll Taxes Individual Tax Expenditures, Credits, and Deductions Tax Law