Frequently Asked Questions
Below you will find information that might help you understand how to find things or learn about information you might need to know about your city or town.
Finance - General Operations
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Residents may contact the Finance Department by calling 847-945-5000.Finance - General Operations
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Sales tax rates vary depending on the county. Determine the current sales tax rates by using theFinance - General Operations
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Finance - General Operations
Water and sewer rates for 2026:
Water: $7.12 per hundred cubic feet (1 unit)
Sewer: $4.60 per hundred cubic feet (1 unit)
These rates apply to customers within the corporate limits of Deerfield. Higher rates may apply to residents using the service outside of the corporate limits.
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Finance - General Operations
One unit of water is 748 gallons.