What is the Michigan state income tax rate for 2026?
Michigan charges a flat 4.25% state income tax on all taxable income in 2026. Michigan has no standard deduction but offers a $5,900 personal exemption per person. For a single filer earning $70,000 in wages, Michigan taxable income is $64,100 and state tax is approximately $2,724 (about 3.9% effective).