The Statistics of Income (SOI) Division's adjusted gross income (AGI) percentile data by State are based on individual income tax returns (Forms 1040) filed with the Internal Revenue Service (IRS) during a given tax year. The data present the number of individual income tax returns, total income tax, AGI floor percentiles, average tax rates, and sources of income, by selected descending cumulative percentiles. The data include all 50 states, as well as the District of Columbia. Documentation PDF Files Adjusted Gross Income Percentiles by State Tax Year Documentation Guide Tax Years: 2020PDF 2019PDF 2018PDF 2017PDF 2016PDF 2015PDF 2014PDF 2013PDF CSV Files Adjusted Gross Income Percentiles by State Tax Year (CSV) 2020 2019 2018 2017 2016 2015 2014 2013 Data Presented Classified by Tax Years Table 1. Returns with Positive Adjusted Gross Income (AGI): Number of Returns, Shares of AGI and Total Income Tax, AGI Floor on Percentiles, and Average Tax Rates Selected Descending Cumulative Percentiles of Returns Based on Income Size Using the Definition of AGI, by State 2020XLSX 2019XLSX 2018XLSX 2017XLSX 2016XLSX 2015XLSX 2014XLSX 2013XLSX 2006XLS Table 2. Returns with Positive Adjusted Gross Income (AGI): Number of Returns, Shares of AGI, and Sources of Income Selected Descending Cumulative Percentiles of Returns Based on Income Size Using the Definition of AGI, by State 2020XLSX 2019XLSX 2018XLSX 2017XLSX 2016XLSX 2015XLSX 2014XLSX 2013XLSX
