Will County taxpayers paid $766,438 in County Sales Tax in May, according to Illinois tax records.
This figure marks a noticeable increase over the previous month, when County Sales Tax collection stood at $755,468.
Over the past 12 months, Will County’s residents have collectively paid a total of $7.8 million in County Sales Tax.
The County Sales Tax is a local sales tax imposed on retail sales of goods and services within a specific county. It is one of the primary sources of revenue for county governments, funding a wide range of essential services, including education, infrastructure, public safety, public health, and social services. The average rate imposed in Illinois is around 8.2%.
A 2025 WalletHub study found that Illinois has the highest overall taxes in the U.S., with rates more than 50% higher than the national average. The study estimates that a median household in Illinois pays an effective tax rate of 16.58%, or about $13,099 per year.
| Month | Amount Collected | % Change from Previous Month |
|---|---|---|
| May | $766,438 | 1.5% |
| April | $755,468 | 3.7% |
| March | $728,471 | -3.1% |
| February | $751,737 | 23.6% |
| January | $608,079 | -10.2% |
| December 2024 | $676,794 | 13% |
| November 2024 | $598,732 | 11.3% |
| October 2024 | $538,152 | -2.6% |
| September 2024 | $552,273 | -7.4% |
| August 2024 | $596,554 | 3.1% |
| July 2024 | $578,611 | -8.1% |
| June 2024 | $629,724 | 15.2% |
| May 2024 | $546,691 | – |
