Ottumwa, Mahaska County, Iowa Property Taxes
Median Ottumwa, IA effective property tax rate: 1.14%, significantly higher than the national median of 1.02%, but lower than the Iowa state median of 1.54%.
Median Ottumwa, IA home value: $113,010
Median annual Ottumwa, IA tax bill: $1,450, $950 lower than the national median property tax bill of $2,400.
How are property taxes in Mahaska calculated?
Property taxes in Ottumwa, 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 Ottumwa’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Ottumwa, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Ottumwa, Mahaska County, Iowa Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.14%
Estimate Property Tax Bill
$1,288
$1,196
Property Tax Rates Across Ottumwa, Mahaska County, Iowa
Local government entities have the authority to set tax rates, which can vary significantly within a state. Each year, counties estimate their required budgets to provide essential services and then divide that amount by the total value of all taxable property within their jurisdiction. This calculation determines the property tax rate. While votes and legislation play a role in setting these rates and budgets, this is the fundamental annual process.
Now, let's look at Ottumwa in Wapello County, Iowa. The effective property tax rate in Ottumwa is 1.66%, which is higher than Iowa's median property tax rate of 1.29%. When compared to the national median property tax rate of 1.02%, Ottumwa's rate is notably higher. This means property owners in Ottumwa might face higher tax bills compared to the national average. Additionally, the median property tax bill in Ottumwa is $1,734, which is below the national median of $2,400. This indicates that while the rate is higher, the overall tax bill is still relatively affordable compared to the national average.
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 Ottumwa Tax Rate
1.14%
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 Mahaska County Tax Rate
1.54%
Median Effective Iowa Tax Rate
1.54%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Ottumwa, Mahaska County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
52501 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Ottumwa, Mahaska County, Iowa
When examining property taxes in Ottumwa, IA, 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 Mahaska 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 Mahaska 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 Ottumwa. For example, the median home price in Ottumwa is $113,010, with tax bills ranging significantly across the county.
Property Tax Assessment Values Across Ottumwa, Mahaska County, Iowa
Source: Ownwell

$45,450
$141,200
$236,950
Median Ottumwa Market Value
$113,010
Median Mahaska County Market Value
$125,860
Median Iowa Market Value
$167,100
Median United States Market Value
$235,294
Property Tax Assessment Values Across Ottumwa, Mahaska County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
52501 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Ottumwa, Mahaska County, Iowa
In Ottumwa, situated in Mahaska County, IA, property tax bills are calculated based on the assessed value of a home. The assessed value is determined by the local assessor and is a percentage of the property's market value. For homeowners in Ottumwa, the property tax bills typically range from $1,314 at the 25th percentile to $1,752 at the 90th percentile, with a median home price of $113,010. This is in contrast to the national median property tax bill of $2,400, indicating a relatively lower tax burden for Ottumwa residents.
Factors influencing the tax bill include the local tax rate and the assessed value of the property. High property taxes can significantly impact homeowners, often leading to financial strain. Ownwell assists homeowners by providing expert property tax appeal and exemption services. By identifying discrepancies in assessed values or overlooked exemptions, Ownwell helps reduce tax liabilities, ensuring homeowners pay only their fair share. This service not only alleviates financial pressure but also enhances homeowners' peace of mind.
Median Ottumwa Tax Bill
$1,450
Median Mahaska County Tax Bill
$1,886
Median Iowa Tax Bill
$2,508
Median United States Tax Bill
$2,400
Property Tax Bills Across Ottumwa, Mahaska County, Iowa
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
52501 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell