Waukegan, IL Sales Tax Calculator

Precision 2026 sales tax calculation for Waukegan. Combined rate: 8.250%.

✓ Waukegan Exact✓ Illinois State✓ 2026 Certified

The price before sales tax is added.

Fixed rate for Waukegan (Lake County).

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Understanding Waukegan Tax Jurisdictions

Purchases made in Waukegan are subject to multiple layers of taxation. The combined rate of 8.250% is the sum of the Illinois state rate (6.250%), the Lake County rate, and any applicable municipal or special district taxes (such as transit or school funds).

Because sales tax in Illinois is primarily destination-based, this rate applies to items delivered to or purchased within Waukegan city limits.

Rate Breakdown for Waukegan

  • Illinois State Sales Tax6.250%
  • Local (County/Municipal/District) Tax2.000%
  • Total Combined Sales Tax Rate8.250%

Example Sales Tax Calculation

Here is how a $100.00 purchase is calculated in Waukegan:

Pre-Tax Purchase Price:$100.00
Sales Tax ($100.00 × 0.08250):+$8.25
Total Price (with tax):$108.25

Audit & Compliance Note

For businesses remitting tax in Waukegan, ensuring the correct local jurisdiction is applied is critical for 2026 audit readiness. Misapplying the rate by even 0.25% can lead to significant cumulative liabilities over a fiscal year.

Regulatory Compliance & Filing Checklist

Businesses selling to customers in Waukegan must comply with local and state tax laws. Below is a checklist of critical regulatory data:

State AuthorityIllinois Department of Revenue
Economic Nexus Threshold$100,000 in gross sales or 200 transactions
Filing FrequencyMonthly, Quarterly, or Annually (determined by transaction volume)
Standard Due DateTypically on or before the 20th of the month following the tax period

SaaS & Sourcing Regulations for Illinois

Tax compliance changes significantly depending on what you sell and how you fulfill orders. Here is how Illinois treats software-as-a-service (SaaS) and transaction sourcing:

  • SaaS & Digital Products: Generally exempt from Illinois sales tax unless there is a physical transfer of API client software.
  • Sourcing Rules: Mixed Sourcing. In-state retailers apply origin rates (ROT), while remote sellers apply destination rates.

Other Cities in Illinois

Need to calculate sales tax for another location in Illinois? Choose a city below to view the exact rate breakdown.

CityCountyCombined RateAction
ChicagoCook County10.250%Use Calculator →
AuroraKane County8.250%Use Calculator →
RockfordWinnebago County8.750%Use Calculator →
NapervilleDuPage County7.750%Use Calculator →
SpringfieldSangamon County9.750%Use Calculator →
JolietWill County9.000%Use Calculator →
PeoriaPeoria County9.000%Use Calculator →
ElginKane County9.000%Use Calculator →
CiceroCook County10.250%Use Calculator →

For informational purposes only. Tax rates change frequently — verify with your state's Department of Revenue before filing. This tool is not a substitute for professional tax advice.

· Rates verified quarterly from the Tax Foundation and state Departments of Revenue.

M. Imtinan Farooq

Expertly reviewed by M. Imtinan Farooq, Data Engineer & Finance Analyst

Imtinan is a Data Engineer with a specialized focus on Financial Systems and multi-state tax modeling. You can connect with him and verify his professional background on LinkedIn. Our 2026 data is audited quarterly against the latest Tax Foundation and Department of Revenue publications.

Verified Data Sources: Tax Foundation · State DORs · Canada Revenue Agency · EU VAT Database

2026 sales tax rates by state

Select a state to see its detailed 2026 sales tax calculator and formula.

StateState RateAvg. LocalCombined
Alabama4.00%5.24%9.24%
Alaska0.00%1.76%1.76%
Arizona5.60%2.77%8.37%
Arkansas6.50%2.93%9.43%
California7.25%1.57%8.82%
Colorado2.90%4.82%7.72%
Connecticut6.35%0.00%6.35%
Delaware0.00%0.00%0.00%
Florida6.00%1.05%7.05%
Georgia4.00%3.37%7.37%
Hawaii4.00%0.44%4.44%
Idaho6.00%0.02%6.02%
Illinois6.25%2.49%8.74%
Indiana7.00%0.00%7.00%
Iowa6.00%0.94%6.94%
Kansas6.50%2.20%8.70%
Kentucky6.00%0.00%6.00%
Louisiana4.45%5.10%9.55%
Maine5.50%0.00%5.50%
Maryland6.00%0.00%6.00%
Massachusetts6.25%0.00%6.25%
Michigan6.00%0.00%6.00%
Minnesota6.88%0.58%7.45%
Mississippi7.00%0.07%7.07%
Missouri4.22%4.10%8.33%
Montana0.00%0.00%0.00%
Nebraska5.50%1.46%6.96%
Nevada6.85%1.38%8.23%
New Hampshire0.00%0.00%0.00%
New Jersey6.63%0.00%6.63%
New Mexico5.00%2.73%7.73%
New York4.00%4.52%8.52%
North Carolina4.75%2.22%6.97%
North Dakota5.00%1.85%6.85%
Ohio5.75%1.48%7.23%
Oklahoma4.50%4.47%8.97%
Oregon0.00%0.00%0.00%
Pennsylvania6.00%0.34%6.34%
Rhode Island7.00%0.00%7.00%
South Carolina6.00%1.43%7.43%
South Dakota4.20%1.90%6.10%
Tennessee7.00%2.55%9.55%
Texas6.25%1.95%8.20%
Utah4.85%2.21%7.06%
Vermont6.00%0.24%6.24%
Virginia4.30%1.33%5.63%
Washington6.50%2.72%9.22%
Washington D.C.6.00%0.00%6.00%
West Virginia6.00%0.39%6.39%
Wisconsin5.00%0.44%5.44%
Wyoming4.00%1.36%5.36%

Frequently asked questions

Quick answers to the most common questions users ask.

What is the sales tax rate in Waukegan, IL?
As of 2026, the combined sales tax rate in Waukegan is 8.250%. This rate is a stack of the Illinois state sales tax (6.25%), any applicable county tax, and local municipal/district taxes.
How do I calculate sales tax for Waukegan manually?
To calculate the sales tax on a purchase in Waukegan, multiply the pre-tax price by the decimal equivalent of the tax rate. With a rate of 8.250%, the multiplier is 0.08250. For example, a $100.00 purchase would result in exactly $8.25 in sales tax.
Is sales tax in Waukegan destination-based or origin-based?
Sales tax in Waukegan and the state of Illinois is primarily destination-based. This means that if you sell to a buyer located in Waukegan, you must charge the rate applicable to Waukegan (8.250%), regardless of where your business is physically located or where the order was shipped from.
Are groceries taxable in Waukegan?
Illinois taxes qualifying food and groceries at a reduced state rate of 1.00% (local rates may also apply).
Is software or SaaS subject to sales tax in Waukegan?
Generally exempt from Illinois sales tax unless there is a physical transfer of API client software.

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