Plainfield, Illinois sales tax rate: 8.75%
Last updated Checked monthly
The sales tax rate in Plainfield, Illinois is 8.75%. That’s the 6.25% state rate plus 2.5% in local taxes. It’s higher than 259 of the 331 Illinois cities we checked, and 15 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Plainfield combined rate
8.75%
- Illinois state
- 6.25%
- PlainfieldCity
- 1.5%
- Will County NitaSpecial district
- 1%
Plainfield sales tax calculator
Enter a price and what you’re selling.
- IllinoisState · 6.25%$6.25
- Plainfield Village (Will County)City · 1.5%$1.50
- Will County NitaSpecial district · 1%$1.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoPlainfield sales tax rate breakdown
State, city and special district taxes add up to 8.75%. District lines don’t follow city limits, so some Plainfield addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Illinois | State | 6.25% |
| Plainfield Village (Will County) | City | 1.5% |
| Will County Nita | Special district | 1% |
| Combined rate | 8.75% |
Rate history
- July 20238.5%
- July 20248.5%
- July 20258.5%
- July 20268.5%
- Today8.75%
Changed since July 2023.
Sales tax near Plainfield
Closest cities
- Bolingbrook8 mi8.75%
- Montgomery9 mi8.25%
- Naperville9 mi8%
- Joliet9 mi9%
- Aurora9 mi8.5%
- Plattville10 mi7.25%
- Minooka13 mi7.25%
- North Aurora13 mi8.25%
Elsewhere in Will County
- Joliet9%
- Bolingbrook8.75%
- New Lenox9.75%
- Homer Glen8.25%
- University Park8.25%
- Symerton8.25%
Charge the right rate in Plainfield, 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.
Plainfield 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 Plainfield, Illinois?
The combined sales tax rate in Plainfield is 8.75% as of November 2, 2026. It’s made up of 6.25% Illinois state tax, 1.5% Plainfield Village (Will County), 1% Will County Nita.
Why does Plainfield pay Will County Nita tax?
A special district such as Will County Nita levies its own sales tax on top of the state 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 Plainfield; the calculator prices any exact address.
Is SaaS taxable in Plainfield?
No.
Do online sellers have to collect sales tax in Plainfield?
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 Plainfield. Rates are checked monthly and are for information, not tax advice.
Sales tax, off your plate.
Zamp registers you, calculates every order at the customer’s address, files every Illinois return and handles notices, with a sales tax team you can call.
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