State Tax Collections: T40 Individual Income Taxes for Colorado was 2826.00000 Mil. of U.S. $ in October of 2025, according to the United States Federal Reserve. Historically, State Tax Collections: T40 Individual Income Taxes for Colorado reached a record high of 4356.00000 in April of 2022 and a record low of 55.00000 in July of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for State Tax Collections: T40 Individual Income Taxes for Colorado - last updated from the United States Federal Reserve on May of 2026.