Algonquin, Illinois sales tax rate: 8.5%
Last updated Checked monthly
The sales tax rate in Algonquin, Illinois is 8.5%. That’s the 6.25% state rate plus 2.25% in local taxes. It’s higher than 242 of the 331 Illinois cities we checked, and 16 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Algonquin combined rate
8.5%
- Illinois state
- 6.25%
- McHenry CountyCounty
- 0.25%
- AlgonquinCity
- 1%
- McHenry County NitaSpecial district
- 1%
Algonquin sales tax calculator
Enter a price and what you’re selling.
- IllinoisState · 6.25%$6.25
- McHenry CountyCounty · 0.25%$0.25
- Algonquin Village (McHenry County)City · 1%$1.00
- McHenry County NitaSpecial district · 1%$1.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoAlgonquin sales tax rate breakdown
State, county, city and special district taxes add up to 8.5%. District lines don’t follow city limits, so some Algonquin addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Illinois | State | 6.25% |
| McHenry County | County | 0.25% |
| Algonquin Village (McHenry County) | City | 1% |
| McHenry County Nita | Special district | 1% |
| Combined rate | 8.5% |
Rate history
- July 20238%
- July 20248.25%
- July 20258.25%
- July 20268.25%
- Today8.5%
Changed since July 2023.
Sales tax near Algonquin
Closest cities
- Trout Valley4 mi7.5%
- Lakewood6 mi7.25%
- Elgin8 mi8.75%
- Inverness12 mi9.25%
- Woodstock12 mi8.75%
- Deer Park12 mi8.25%
- Streamwood12 mi10.25%
- Lakemoor14 mi8.5%
Elsewhere in McHenry County
- Woodstock8.75%
- Lakemoor8.5%
- Johnsburg8.5%
- Richmond8.5%
- Trout Valley7.5%
Charge the right rate in Algonquin, on every order.
Zamp calculates tax at each customer’s address, special districts included, then files and pays every Illinois return for you, with a sales tax team you can call.
Algonquin sales tax questions.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
What is the sales tax rate in Algonquin, Illinois?
The combined sales tax rate in Algonquin is 8.5% as of November 2, 2026. It’s made up of 6.25% Illinois state tax, 0.25% McHenry County, 1% Algonquin Village (McHenry County), 1% McHenry County Nita.
Why does Algonquin pay McHenry County Nita tax?
A special district such as McHenry County Nita levies its own sales tax on top of the state, county and city rates. District lines don’t always follow city limits, so an address a few streets away can have a different rate. This rate was calculated for Algonquin’s 60102 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Algonquin?
No.
Do online sellers have to collect sales tax in Algonquin?
Yes, if they have nexus in Illinois: more than $100,000 in Illinois sales in the previous or current calendar year, or a physical presence in the state. They register with the Illinois Department of Revenue and charge the rate at the buyer’s address.
Sources. Illinois Department of Revenue · Zamp Sales Tax API, for Algonquin’s 60102 ZIP code. Rates are checked monthly and are for information, not tax advice.
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