Lake County taxpayers paid just over $41.3 million in County Share of RTA Sales Tax in 2024, according to Illinois tax records.
This figure marks a noticeable increase over the previous year, when County Share of RTA Sales Tax collection stood just under $41.2 million.
The County Share of RTA Sales Tax, a crucial revenue stream, is primarily allocated for other taxing jurisdictions’ 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.
County Share of RTA Sales Tax Collected in Lake County Over Last 7 Years
| Year | Amount Collected | % Change from Previous Year |
|---|---|---|
| 2024 | $41,300,408 | 0.3% |
| 2023 | $41,172,639 | 3.2% |
| 2022 | $39,914,165 | 12% |
| 2021 | $35,637,795 | 20.2% |
| 2020 | $29,640,709 | 6% |
| 2019 | $27,972,785 | -11.4% |
| 2018 | $31,583,946 | – |
