Washington County Historical Per Capita Income Data
ACS 2010-2014 data
| Washington County | 27,996 USD |
| Illinois | 30,019 USD |
| U.S. | 28,555 USD |
ACS 2008-2012 data
| Washington County | 26,247 USD |
| Illinois | 29,519 USD |
| U.S. | 28,051 USD |
ACS 2006-2010 data
| Washington County | 24,846 USD |
| Illinois | 28,782 USD |
| U.S. | 27,334 USD |
ACS 2005-2009 data
| Washington County | 24,360 USD |
| Illinois | 28,469 USD |
| U.S. | 27,041 USD |
US Census 2000 data
| Washington County | 19,108 USD |
| Illinois | 23,104 USD |
| U.S. | 21,587 USD |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
