Small Area Income and Poverty Estimates (SAIPE), US Census Bureau
This program provides single-year estimates of income and poverty for all U.S. states and counties as well as estimates of school-age children in poverty for all 13,000+ school districts.
Bureau of Economic Analysis: Regional Economic Accounts
The regional economic accounts tell us about the geographic distribution of U.S. economic activity and growth. The estimates of gross domestic product by state and state and local area personal income, and the accompanying detail, provide a consistent framework for analyzing and comparing individual state and local area economies.