Williamsville Community Unit School District 15 Historical Median Household Income by Races Data
ACS 2010-2014 data
| | Williamsville Community Unit School District 15 | Illinois | U.S. |
| White | $88,225, see rank | $62,152 | $56,900 |
ACS 2008-2012 data
| | Williamsville Community Unit School District 15 | Illinois | U.S. |
| White | $84,500, see rank | $61,578 | $56,203 |
| Hispanic | $44,063, see rank | $46,916 | $41,994 |
ACS 2006-2010 data
| | Williamsville Community Unit School District 15 | Illinois | U.S. |
| White | $75,230, see rank | $60,433 | $54,999 |
| Hispanic | $53,387, see rank | $47,170 | $41,534 |
| Asian | $59,250, see rank | $72,492 | $68,950 |
ACS 2005-2009 data
| | Williamsville Community Unit School District 15 | Illinois | U.S. |
| White | $71,866, see rank | $59,697 | $54,535 |
| Asian | $105,000, see rank | $72,528 | $68,458 |
| American Indian, Alaska Native | $2,499, see rank | $43,841 | $36,520 |
* 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.
