Prospect Heights, Illinois sales tax rate: 10.25%
Last updated Checked monthly
The sales tax rate in Prospect Heights, Illinois is 10.25%. That’s the 6.25% state rate plus 4% in local taxes. It’s higher than 297 of the 331 Illinois cities we checked, and 25 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Prospect Heights combined rate
10.25%
- Illinois state
- 6.25%
- Cook CountyCounty
- 1.75%
- Prospect HeightsCity
- 1%
- Cook County NitaSpecial district
- 1.25%
Prospect Heights sales tax calculator
Enter a price and what you’re selling.
- IllinoisState · 6.25%$6.25
- Cook CountyCounty · 1.75%$1.75
- Prospect Heights City (Cook County)City · 1%$1.00
- Cook County NitaSpecial district · 1.25%$1.25
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoProspect Heights sales tax rate breakdown
State, county, city and special district taxes add up to 10.25%. District lines don’t follow city limits, so some Prospect Heights addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Illinois | State | 6.25% |
| Cook County | County | 1.75% |
| Prospect Heights City (Cook County) | City | 1% |
| Cook County Nita | Special district | 1.25% |
| Combined rate | 10.25% |
Rate history
- July 20239.5%
- July 20249.5%
- July 202510%
- July 202610%
- Today10.25%
Changed since July 2023.
Sales tax near Prospect Heights
Closest cities
- Wheeling2 mi10.25%
- Arlington Heights3 mi10.25%
- Buffalo Grove5 mi8.25%
- Des Plaines5 mi10.25%
- Riverwoods5 mi8.25%
- Glenview5 mi10%
- Palatine6 mi10.25%
- Lincolnshire6 mi8.25%
Elsewhere in Cook County
- Chicago10.5%
- Cicero11%
- Schaumburg10.25%
- Evanston10.5%
- Arlington Heights10.25%
- Palatine10.25%
- Des Plaines10.25%
- Oak Park10.25%
- Glenview10%
- Park Ridge10.25%
- Streamwood10.25%
- Wheeling10.25%
Charge the right rate in Prospect Heights, 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.
Prospect Heights 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 Prospect Heights, Illinois?
The combined sales tax rate in Prospect Heights is 10.25% as of November 2, 2026. It’s made up of 6.25% Illinois state tax, 1.75% Cook County, 1% Prospect Heights City (Cook County), 1.25% Cook County Nita.
Why does Prospect Heights pay Cook County Nita tax?
A special district such as Cook 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 the centre of Prospect Heights; the calculator prices any exact address.
Is SaaS taxable in Prospect Heights?
No.
Do online sellers have to collect sales tax in Prospect Heights?
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 the centre of Prospect Heights. Rates are checked monthly and are for information, not tax advice.
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