Monroe County, Illinois Property Taxes
Median Monroe County effective property tax rate: 1.91%, significantly higher than the national median of 1.02%. Median Monroe County home value: $218,520. Median annual Monroe County tax bill: $3,972, $1,572 higher than the national median property tax bill of $2,400.
How are property taxes in Monroe County calculated?
Property taxes in Monroe 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.
Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Waterloo or another part of Monroe County, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Monroe County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.91%
Estimate Property Tax Bill
$4,174
$3,873
Property Tax Rates Across Monroe County, Illinois
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 Monroe County Taxx Rate
1.91%
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 Taxx Rate
2.35%
Median Effective United States Tax Rate
0.99%
Property Tax Rates Across Monroe County, Illinois
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Columbia | 1.57% | 1.81% | 1.90% | 1.96% | 2.05% |
| East Carondelet | N/A | N/A | N/A | N/A | N/A |
| Fults | 1.46% | 1.73% | 1.90% | 2.00% | 2.11% |
| Hecker | 1.08% | 1.65% | 1.83% | 1.93% | 2.11% |
| Maeystown | 1.65% | 1.80% | 1.90% | 2.10% | 2.10% |
| New Athens | 1.62% | 1.97% | 2.13% | 2.22% | 2.39% |
| Prairie Du Rocher | 1.39% | 1.63% | 1.81% | 2.01% | 2.01% |
| Red Bud | 1.30% | 1.57% | 1.69% | 1.80% | 1.96% |
| Renault | 0.93% | 1.60% | 2.01% | 2.01% | 2.03% |
| Valmeyer | 1.46% | 1.81% | 1.91% | 2.02% | 2.35% |
| Waterloo | 1.53% | 1.82% | 1.93% | 1.99% | 2.11% |
Source: Ownwell
Property Tax Assessment Values Across Monroe County, Illinois
When examining property taxes in Monroe 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 Monroe County Assessor's Office 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 Monroe 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 Monroe County. For example, the median tax bill in Monroe County is $2,783, with tax bills ranging significantly across the county. Columbia has the highest median home price at $240,360.
Median Monroe County Assessed Value
$218,520
Median Illinois Assessed Value
$194,700
Median United States Assessed Value
$244,900
Property Tax Assessment Values Across Monroe County, Illinois
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Columbia | $139,326 | $176,880 | $240,360 | $325,320 | $417,324 |
| East Carondelet | N/A | N/A | N/A | N/A | N/A |
| Fults | $66,975 | $113,850 | $179,895 | $241,852 | $300,450 |
| Hecker | $72,144 | $113,992 | $141,465 | $173,648 | $196,848 |
| Maeystown | $68,619 | $103,762 | $141,930 | $199,065 | $247,869 |
| New Athens | $119,478 | $135,480 | $176,820 | $211,020 | $265,451 |
| Prairie Du Rocher | $25,365 | $72,300 | $133,857 | $181,563 | $216,071 |
| Red Bud | $78,849 | $132,172 | $200,730 | $274,395 | $352,911 |
| Renault | $23,829 | $33,608 | $54,540 | $86,746 | $102,819 |
| Valmeyer | $65,415 | $119,932 | $157,800 | $181,972 | $213,444 |
| Waterloo | $122,022 | $163,965 | $224,520 | $288,105 | $360,626 |
Source: Ownwell
Property Tax Bills Across Monroe County, Illinois
Median Monroe County Tax Bill
$3,972
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,690
Property Tax Bills Across Monroe County, Illinois
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Columbia | $2,207 | $3,101 | $4,428 | $6,191 | $8,084 |
| East Carondelet | N/A | N/A | N/A | N/A | N/A |
| Fults | $903 | $1,890 | $3,224 | $4,647 | $5,794 |
| Hecker | $762 | $1,836 | $2,446 | $3,124 | $3,538 |
| Maeystown | $1,259 | $1,758 | $2,547 | $3,679 | $4,531 |
| New Athens | $2,248 | $2,611 | $3,630 | $4,586 | $6,146 |
| Prairie Du Rocher | $357 | $1,330 | $2,070 | $3,134 | $4,026 |
| Red Bud | $1,042 | $1,998 | $3,306 | $4,788 | $6,124 |
| Renault | $252 | $566 | $954 | $1,430 | $2,007 |
| Valmeyer | $959 | $2,095 | $2,960 | $3,513 | $4,164 |
| Waterloo | $1,892 | $2,875 | $4,123 | $5,489 | $6,970 |
Source: Ownwell
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