Seaton, Mercer County, Illinois Property Taxes
Median SEATON, IL effective property tax rate: 2.75%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median SEATON, IL home value: $210,810
Median annual SEATON, IL tax bill: $5,808, $3,408 higher than the national median property tax bill of $2,400.
How are property taxes in Mercer calculated?
Property taxes in SEATON, IL are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding SEATON’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in SEATON, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Seaton, Mercer County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.75%
Estimate Property Tax Bill
$5,797
$5,380
Property Tax Rates Across Seaton, Mercer County, Illinois
Local government entities set tax rates, which can vary widely within Illinois. Each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
In Seaton, located in Mercer County, the effective property tax rate is significantly higher than the national median of 1.02%. This rate is consistent with the median property tax rate for Illinois, which is among the highest in the nation. This high tax rate can result in substantial property tax bills, impacting homeowners' overall financial planning.
Understanding these rates is crucial for property owners who may want to appeal their property taxes or explore exemption opportunities. By comparing Seaton’s effective property tax rate to other cities in Illinois and the U.S., property owners can better assess their tax obligations and potential savings.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Seaton Tax Rate
2.75%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Mercer County Tax Rate
2.47%
Median Effective Illinois Tax Rate
2.35%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Seaton, Mercer County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
61476 | 2.46% | 2.63% | 2.75% | 2.76% | 2.76% |
Source: Ownwell
Property Tax Assessment Values Across Seaton, Mercer County, Illinois
When examining property taxes in Seaton, Illinois, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Mercer County appraisal district estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
In Mercer County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Seaton.
For example, the median home price in Seaton is $210,810, with tax bills ranging significantly across the county. ZIP code 61476 has the highest median home price at $210,810.
Property Tax Assessment Values Across Seaton, Mercer County, Illinois
Source: Ownwell

$90,765
$152,274
$213,783
Median Seaton Market Value
$210,810
Median Mercer County Market Value
$156,489
Median Illinois Market Value
$194,700
Median United States Market Value
$235,294
Property Tax Assessment Values Across Seaton, Mercer County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
61476 | $31,335 | $116,406 | $210,810 | $325,658 | $472,221 |
Source: Ownwell
Property Tax Bills Across Seaton, Mercer County, Illinois
Median Seaton Tax Bill
$5,808
Median Mercer County Tax Bill
$3,661
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,400
Property Tax Bills Across Seaton, Mercer County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
61476 | $1,036 | $2,922 | $5,808 | $8,606 | $12,168 |
Source: Ownwell