DeKalb County taxpayers paid $322,514 in Countywide Sales Tax in May, according to Illinois tax records.
This figure marks a noticeable decrease from the previous month, when Countywide Sales Tax collection stood at $327,721.
Over the past 12 months, DeKalb County’s residents have collectively paid a total of $3.6 million in Countywide Sales Tax.
The Countywide Sales Tax, a crucial revenue stream, is primarily allocated for county governments’ use.
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.
Countywide Sales Tax Collected in DeKalb County Over Last 12 months
| Month | Amount Collected | % Change from Previous Month |
|---|---|---|
| May | $322,514 | -1.6% |
| April | $327,721 | 17.7% |
| March | $278,453 | -6.9% |
| February | $299,225 | -6.7% |
| January | $320,567 | 9.4% |
| December 2024 | $292,924 | -8.4% |
| November 2024 | $319,940 | 13.6% |
| October 2024 | $281,521 | -1.4% |
| September 2024 | $285,386 | -2.7% |
| August 2024 | $293,342 | 5.5% |
| July 2024 | $278,142 | -6.9% |
| June 2024 | $298,838 | 10% |
| May 2024 | $271,734 | – |
