When are property taxes due in Sangamon County, Illinois?

Sangamon County property taxes are due Varies (Cook Co.: March 1). A second installment is due Varies (Cook Co.: August 1). This deadline applies to all counties in Illinois.

What is the penalty for late property tax payment in Sangamon County, Illinois?

The late payment penalty in Sangamon County is 1.5% per month starting day after due.

How do I pay Sangamon County, Illinois property taxes?

You can pay Sangamon County property taxes via Online, mail, in-person.

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Sangamon County Property Tax Due Date

Illinois

(217) 753-6800

2026 Property Tax Due Dates

Official Source

Installment 1

Varies (Cook Co.: March 1)

First installment (varies by county)

Installment 2

Varies (Cook Co.: August 1)

Second installment

Pay Taxes Online →

Penalty: 1.5% per month starting day after dueGrace period: None

Payment Methods

Online, Mail, In-Person

Sangamon County Treasurer

Phone

(217) 753-6800

How to Pay

Online

Pay using credit card or e-check

Visit Website →

By Mail

Mail check payable to Sangamon County Treasurer

Visit Website →

In Person

Visit the Treasurer's office

Visit Website →

Other Counties in Illinois

Adams Alexander Bond Boone Brown Bureau Calhoun Carroll

View all Illinois counties →

About Sangamon County

Sangamon County is a county located near the center of the U.S. state of Illinois. According to the 2020 census, it had a population of 196,343. Its county seat and largest city is Springfield, the state capital.

Source: Wikipedia — content available under CC BY-SA 4.0

Related Resources

CountyRollCounty Office Directory

Find the assessor, treasurer & recorder for Sangamon

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Property Tax FAQ Tax Calendar

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We'll email you 336 hours before your property taxes are due.

Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.