Income
Bureau of Economic Analysis Data
- Personal Income Overview (or time series)
- Per Capita Income Overview (or time series)
- Annual Personal Income (states, counties and custom regions)
- Employee Compensation by Industry (or get historical data by SIC for 1998-2000)
Census Bureau Data
- Median Income Estimates by Family Size (for states)
- County Income and Poverty Estimates (with state totals)
- Annual Income Estimates
IRS Individual Income Tax Return Data
Selected Income and Tax Items by State, ZIP Code and Size of Adjusted Gross Income
- 2006 (.xls) and documentation (.txt)
- 2005 (.xls) and documentation (.txt)
- 2004 (.xls) and documentation (.doc)
- 2002 (.xls) and documentation (.doc)
- 2001 (.xls) and documentation (.txt)
- 1998 (.xls) and documentation (.txt)
- 1991 (.xls)