California, Hawaii, Oregon, Minnesota, and New Jersey have some of the highest state income tax rates in the country. At the other end of the scale, seven states have no tax on earned income at all. Another nine have a flat tax rate—everyone pays the same percentage regardless of how much income they earn. For example, for 2019 taxes, single individuals pay 37% only on income above $510,301 (above $612,350 for married filing jointly); the lower tax rates are levied at the income brackets below that amount, as shown in the table below. The table displays tax brackets according to filing status: single, In order to determine the states that tax their residents the most and least aggressively, WalletHub compared the 50 states across the following three tax burdens and added the results to obtain the overall tax burden for each state: Property Tax as a Share of Personal Income; Individual Income Tax as a Share of Personal Income