Lamoni, Decatur County, Iowa Property Taxes
Median Lamoni, IA effective property tax rate: 1.99%, significantly higher than the national median of 1.02%, but lower than the Iowa state median of 1.54%.
Median Lamoni, IA home value: $79,494
Median annual Lamoni, IA tax bill: $1,624, $776 lower than the national median property tax bill of $2,400.
How are property taxes in Decatur calculated?
Property taxes in Lamoni, IA 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 Lamoni’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lamoni, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Lamoni, Decatur County, Iowa Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.99%
Estimate Property Tax Bill
$1,582
$1,468
Property Tax Rates Across Lamoni, Decatur County, Iowa
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 Lamoni Tax Rate
1.99%
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 Decatur County Tax Rate
1.59%
Median Effective Iowa Tax Rate
1.54%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Lamoni, Decatur County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
50140 | 1.07% | 1.49% | 1.99% | 2.41% | 2.89% |
Source: Ownwell
Property Tax Assessment Values Across Lamoni, Decatur County, Iowa
When examining property taxes in Lamoni, Iowa, 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 Decatur 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 Decatur 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 Lamoni. For example, the median home price in Lamoni is $79,494, with tax bills ranging significantly across the county. Zip code 50140 has the highest median home price at $79,494.
Property Tax Assessment Values Across Lamoni, Decatur County, Iowa
Source: Ownwell

$24,310
$69,241
$114,172
Median Lamoni Market Value
$79,494
Median Decatur County Market Value
$57,520
Median Iowa Market Value
$167,100
Median United States Market Value
$235,294
Property Tax Assessment Values Across Lamoni, Decatur County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
50140 | $6,324 | $28,152 | $79,494 | $133,441 | $192,351 |
Source: Ownwell
Property Tax Bills Across Lamoni, Decatur County, Iowa
Median Lamoni Tax Bill
$1,624
Median Decatur County Tax Bill
$928
Median Iowa Tax Bill
$2,508
Median United States Tax Bill
$2,400
Property Tax Bills Across Lamoni, Decatur County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
50140 | $148 | $605 | $1,624 | $2,566 | $3,746 |
Source: Ownwell