Brown County, Illinois Property Taxes
Property Taxes in Brown County, Illinois
Median Brown County effective property tax rate: 2.76%, significantly higher than the national median of 1.02%.
Median Brown County home value: $91,365
Median annual Brown County tax bill: $2,451, slightly higher than the national median property tax bill of $2,400.
How are property taxes in Brown County calculated?
Property taxes in Brown County 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.
Why do Brown County property taxes matter to homeowners and investors? Because understanding the county’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Brown County or another part of the county, knowing local tax details benefits homeowners and investors.
Brown County’s effective property tax rate is 2.76%, compared with the Illinois median tax rate of 2.33%. The median annual tax bill is $2,451, which is $51 higher than the state median.
Last Updated April 13, 2026
Brown County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.76%
Estimate Property Tax Bill
$2,522
$2,340
How Does the Brown County Property Tax Calculator Work?
Use this Brown County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Brown County's median effective tax rate of 2.76% to generate your estimate.
Enter your property's estimated assessed value — the figure the appraisal district assigns for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Brown County's median property tax rate is higher than the Illinois median of 2.33% and higher than the national median property tax rate of 1.02%. The county's median property tax bill is $2,451, which is $51 higher than the Illinois median and above the national median property tax bill of $2,400.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Brown County.
Property Tax Rates Across Brown County, Illinois
What Are Effective Property Tax Rates Across Brown County?
Local government entities set tax rates, which vary widely across Brown County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Brown County's effective property tax rate to other counties in Illinois or the U.S. median of 1.02%.
Brown County's median effective rate stands at 2.76%, which is higher than the national median of 1.02%. Within Brown County, the highest rate is found in Clayton at 3.01%, while Mount Sterling has the lowest at 2.71%.
These variations reflect differences in local school district levies, Special service areas (SSAs) assessments, and special district bonds — which compound the base county rate.
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 Brown County Tax Rate
2.76%
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 Illinois Tax Rate
2.33%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Brown County, Illinois
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clayton | 2.15% | 2.80% | 3.01% | 3.14% | 3.28% |
| Mount Sterling | 1.87% | 2.34% | 2.71% | 2.97% | 3.21% |
| Mt Sterling | 2.39% | 2.62% | 2.78% | 3.08% | 3.31% |
| Timewell | 2.25% | 2.53% | 2.77% | 2.94% | 3.15% |
| Versailles | 1.85% | 2.41% | 2.89% | 3.17% | 3.37% |
| Chambersburg | N/A | N/A | N/A | N/A | N/A |
| Ripley | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Brown County, Illinois
When examining property taxes in Brown County, 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 Brown 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.
Assessment notices:
In Brown 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 Brown County.
For example, the median tax bill in Brown County is $2,451, with tax bills ranging significantly across the county. Timewell has the highest median home price at $118,755.
Median Brown County Market Value
$91,365
Median Illinois Market Value
$227,888
Median United States Market Value
$235,294
Property Tax Assessment Values Across Brown County, Illinois
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clayton | $14,522 | $21,998 | $75,442 | $133,789 | $197,320 |
| Mount Sterling | $16,620 | $46,380 | $93,840 | $159,639 | $222,390 |
| Mt Sterling | $22,489 | $40,470 | $63,202 | $104,194 | $169,772 |
| Timewell | $18,624 | $60,390 | $118,755 | $188,040 | $279,072 |
| Versailles | $18,014 | $45,405 | $85,500 | $123,191 | $190,575 |
| Chambersburg | N/A | N/A | N/A | N/A | N/A |
| Ripley | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Brown County, Illinois
Property tax bills in Brown County are based on the assessed value of a home and the local tax rate applied to that value. When a property’s market value changes, the assessed value can change too, which can raise or lower the final bill. Local taxing authorities use that assessment to fund schools, public safety, roads, and other services, so the amount homeowners owe depends on both the home’s value and where it is located within the county.
With a median home price of $91,365, property taxes can still vary widely across Brown County. The 25th percentile tax bill is $1,310, while the 75th percentile is $4,021 and the 90th percentile reaches $5,930. The highest median tax bill is $3,634 in Timewell, compared with $1,709 in Mt Sterling.
For homeowners, this means two similar homes can have very different tax bills if their assessed values or local rates differ. Understanding how the bill is calculated can help homeowners better evaluate whether their property taxes are accurate.
Median Brown County Tax Bill
$2,451
Median Illinois Tax Bill
$5,277
Median United States Tax Bill
$2,400
Property Tax Bills Across Brown County, Illinois
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clayton | $534 | $1,101 | $2,762 | $3,985 | $5,478 |
| Mount Sterling | $630 | $1,307 | $2,413 | $4,034 | $5,909 |
| Mt Sterling | $694 | $1,232 | $1,709 | $2,864 | $4,505 |
| Timewell | $664 | $1,855 | $3,634 | $5,375 | $7,636 |
| Versailles | $628 | $1,335 | $2,310 | $3,513 | $5,463 |
| Chambersburg | N/A | N/A | N/A | N/A | N/A |
| Ripley | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Don't miss the deadline to appeal!
Links | |
|---|---|
| Brown Tax Assessor | |
| Website | brownil.devnetwedge.com |