Lake County Budget
Due to variances and differences among the municipalities and unincorporated areas within the County, please visit the Illinois Department of Revenue’s Tax Rate Database to obtain sales tax, telecommunications tax, and other tax rates that apply to your specific address or community.
Major Revenue Sources
Lake County relies on many different revenue sources. View detailed information regarding each source, along with its history.
Lake County Real Estate Property Tax Rate
Tax Year 2011 (per $100 of assessed valuation): 0.554
Lake County Financial Statements
As required by Illinois State Statutes, Lake County has an independent audit completed annually and publishes the statements. This audit is prepared in conformity with generally accepted accounting principles and according to government auditing standards issued by the Comptroller General of the United States. Lake County presents these statements in a Comprehensive Annual Financial Report that also includes supplementary information, as required by the Government Accounting Standards Board.