Clarke County, Iowa Property Taxes

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Property Taxes in Clarke County, Iowa

Median Clarke County effective property tax rate: 1.75%, significantly higher than the national median of 1.02%.
Median Clarke County home value: $117,000
Median annual Clarke County tax bill: $2,066, lower than the national median property tax bill of $2,400.

How are property taxes in Clarke County calculated?

Property taxes in Clarke 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 Clarke County or another part of Clarke County, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Clarke County, Iowa Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.75%

Estimate Property Tax Bill

$2,048

$1,900

How Does the Clarke County Property Tax Calculator Work?

Use this Clarke County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Clarke County's median effective tax rate of 1.75% to generate your estimate.

Enter your property's estimated assessed value — the figure used 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. Clarke County's rate is higher than the Iowa median tax rate of 1.55% and above the national median property tax rate of 1.02%.

Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. The median property tax bill is $2,066, with bills ranging from $1,496 in Murray to $2,946 in Truro.

For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Clarke County.

Property Tax Rates Across Clarke County, Iowa

What Are Effective Property Tax Rates Across Clarke County?

Local government entities set tax rates, which vary widely across Clarke 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 Clarke County's effective property tax rate to other counties in Iowa or the U.S. median of 1.02%.

Clarke County's median effective rate stands at 1.75%, which is higher than the national median of 1.02%. Within Clarke County, the highest rate is found in OSCEOLA at 1.82%, while WELDON has the lowest at 1.56%.

These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.

Property Tax Rates Across Clarke County, Iowa

Source: Ownwell

1.56%

1.69%

1.82%

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 Clarke County Tax Rate

1.75%

Median Effective Iowa Tax Rate

1.55%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Clarke County, Iowa

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Grand River	1.37%	1.48%	1.56%	1.65%	1.99%
Murray	1.23%	1.44%	1.66%	2.02%	2.02%
New Virginia	1.37%	1.49%	1.62%	1.70%	1.77%
Osceola	1.47%	1.62%	1.82%	2.03%	2.03%
Truro	1.46%	1.60%	1.66%	1.74%	1.96%
Weldon	1.27%	1.39%	1.56%	1.63%	1.73%
Woodburn	1.26%	1.52%	1.63%	1.88%	2.03%
Humeston	N/A	N/A	N/A	N/A	N/A
Lorimor	N/A	N/A	N/A	N/A	N/A
Lucas	N/A	N/A	N/A	N/A	N/A
Peru	N/A	N/A	N/A	N/A	N/A
Thayer	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Clarke County, Iowa

When examining property taxes in Clarke 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 Clarke County assessor 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 Clarke 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 Clarke County.

For example, the median tax bill in Clarke County is $2,066, compared with the national median property tax bill of $2,400. Tax bills range significantly across the county, from $1,496 in Murray to $2,946 in Truro. New Virginia has the highest median home price at $177,925.

Property Tax Assessment Values Across Clarke County, Iowa

Source: Ownwell

$90,045

$133,985

$177,925

Median Clarke County Market Value

$117,000

Median Iowa Market Value

$169,700

Median United States Market Value

$235,294

Property Tax Assessment Values Across Clarke County, Iowa

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Grand River	$32,234	$58,758	$120,475	$181,115	$253,714
Murray	$24,977	$49,988	$90,045	$139,650	$212,207
New Virginia	$51,153	$117,792	$177,925	$275,572	$383,988
Osceola	$48,557	$80,780	$124,440	$187,160	$268,312
Truro	$75,104	$114,940	$175,880	$260,530	$350,086
Weldon	$29,167	$65,378	$129,955	$202,872	$261,961
Woodburn	$12,596	$33,490	$90,690	$170,880	$261,300
Humeston	N/A	N/A	N/A	N/A	N/A
Lorimor	N/A	N/A	N/A	N/A	N/A
Lucas	N/A	N/A	N/A	N/A	N/A
Peru	N/A	N/A	N/A	N/A	N/A
Thayer	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Clarke County, Iowa

Property tax bills in Clarke County are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. The assessed value is then used to determine how much tax a homeowner owes each year. Factors such as the home’s location, condition, and any local taxing authorities all play a role in the final bill.

For Clarke County homeowners, this means two similar homes can have different tax bills if their assessed values differ. With a median home price of $117,000, property taxes can still vary widely across the county. The 25th percentile tax bill is $1,218, while the 75th percentile is $3,126 and the 90th percentile reaches $4,445. That spread shows how property taxes can have a meaningful impact on monthly housing costs and long-term affordability.

Property Tax Bills Across Clarke County, Iowa

Source: Ownwell

$1,496

$2,221

$2,946

Median Clarke County Tax Bill

$2,066

Median Iowa Tax Bill

$2,542

Median United States Tax Bill

$2,400

Property Tax Bills Across Clarke County, Iowa

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Grand River	$574	$1,078	$1,846	$2,630	$3,832
Murray	$366	$844	$1,496	$2,219	$3,365
New Virginia	$665	$1,680	$2,906	$4,360	$5,852
Osceola	$843	$1,420	$2,198	$3,280	$4,574
Truro	$1,212	$1,838	$2,946	$4,106	$5,960
Weldon	$469	$998	$2,004	$3,104	$4,087
Woodburn	$206	$579	$1,526	$2,872	$4,118
Humeston	N/A	N/A	N/A	N/A	N/A
Lorimor	N/A	N/A	N/A	N/A	N/A
Lucas	N/A	N/A	N/A	N/A	N/A
Peru	N/A	N/A	N/A	N/A	N/A
Thayer	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	April 30

Links
Clarke Tax Assessor
Website	clarke.iowaassessors.com

Frequently Asked Property Tax Questions in Clarke County, Iowa

How are property taxes calculated in Clarke County, Iowa?

Property taxes in Clarke County, Iowa are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.

How do I appeal my property taxes in Clarke County, Iowa?

To appeal your property taxes in Clarke County, Iowa, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.

What property tax exemptions are available in Clarke County, Iowa?

Common property tax exemptions in Clarke County, Iowa include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.

When are property taxes due in Clarke County, Iowa?

Property tax deadlines in Clarke County, Iowa vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.

How can Ownwell help reduce my property taxes in Clarke County, Iowa?

Ownwell provides professional property tax appeal services in Clarke County, Iowa. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.