Dennison, Clark County, Illinois Property Taxes
Median Dennison, IL effective property tax rate: 1.93%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median Dennison, IL home value: $80,343
Median annual Dennison, IL tax bill: $1,513, $887 lower than the national median property tax bill of $2,400.
How are property taxes in Clark County calculated?
Property taxes in Dennison, 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 Dennison’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Dennison, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Dennison, Clark County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.93%
Estimate Property Tax Bill
$1,551
$1,439
Property Tax Rates Across Dennison, Clark County, Illinois
Local government entities determine tax rates, which can vary significantly within a state. Annually, each county calculates its required budget to provide essential services and divides that by the total value of all taxable property within its jurisdiction, resulting in the property tax rate. This process, while influenced by votes and laws, is the core of setting annual tax rates and budgets.
In Dennison, located in Clark County, Illinois, the effective property tax rate is worth examining. Compared to other cities in Illinois, Dennison's rate stands out. Illinois itself has a median property tax rate of 1.93%, which is significantly higher than the national median of 1.02%. This means that property owners in Dennison and across Illinois are paying more in property taxes compared to the average U.S. homeowner. While the national median property tax bill is $2,400, Illinois homeowners often see higher bills due to the elevated rate. Understanding these differences can help property owners make informed decisions and potentially seek tax appeal or exemption services.
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 Dennison Tax Rate
1.93%
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 Clark County Tax Rate
2.09%
Median Effective Illinois Tax Rate
2.35%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Dennison, Clark County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62423 | 0.96% | 1.60% | 1.93% | 2.18% | 2.38% |
Source: Ownwell
Property Tax Assessment Values Across Dennison, Clark County, Illinois
When examining property taxes in Dennison, IL, 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 Clark 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 Clark County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of May. 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 Dennison. For example, the median home price in Dennison is $80,343, with tax bills ranging significantly across the county. Zip code 62423 has the highest median home price at $80,343.
Property Tax Assessment Values Across Dennison, Clark County, Illinois
Source: Ownwell

$46,682
$68,260
$89,838
Median Dennison Market Value
$80,343
Median Clark County Market Value
$71,601
Median Illinois Market Value
$194,700
Median United States Market Value
$235,294
Property Tax Assessment Values Across Dennison, Clark County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62423 | $15,579 | $44,814 | $80,343 | $144,316 | $199,016 |
Source: Ownwell
Property Tax Bills Across Dennison, Clark County, Illinois
Median Dennison Tax Bill
$1,513
Median Clark County Tax Bill
$1,431
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,400
Property Tax Bills Across Dennison, Clark County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
62423 | $278 | $725 | $1,513 | $2,893 | $4,083 |
Source: Ownwell