Iowa County, Iowa Property Taxes

Name: Property Tax Bills Across Iowa County, Iowa
Creator: Ownwell
License: https://creativecommons.org/licenses/by-nc/4.0/

Median Iowa County effective property tax rate: 1.36%, significantly higher than the national median of 1.02%.
Median Iowa County home value: $157,090
Median annual Iowa County tax bill: $2,134, $266 lower than the national median property tax bill of $2,400.

How are property taxes in Iowa County calculated?

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

Last Updated March 1, 2025

Iowa County, Iowa Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.36%

Estimate Property Tax Bill

$2,136

$1,983

Ownwell’s Iowa County Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Iowa County with just two data points. By entering your property's estimated assessed value, our calculator applies Iowa County’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations. This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Iowa County. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across Iowa County, Iowa

Local government entities set tax rates, which can vary widely within a state. Each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process. Below, you can compare Iowa County's effective property tax rate to other counties in Iowa or the U.S. median property tax rate.

Property Tax Rates Across Iowa County, Iowa

Source: Ownwell

0.97%

1.31%

1.65%

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 Iowa County Tax Rate

1.36%

Median Effective Iowa Tax Rate

1.54%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Iowa County, Iowa

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Amana	0.97%	1.09%	1.35%	1.41%	1.48%
Belle Plaine	1.09%	1.16%	1.21%	1.32%	1.51%
Blairstown	0.97%	1.16%	1.23%	1.31%	1.57%
Conroy	1.10%	1.14%	1.16%	1.21%	1.26%
Deep River	0.95%	1.02%	1.15%	1.32%	1.57%
Guernsey	1.16%	1.20%	1.36%	1.44%	1.75%
Hartwick	1.17%	1.18%	1.21%	1.34%	1.40%
Homestead	1.14%	1.22%	1.30%	1.38%	1.54%
Keswick	N/A	N/A	N/A	N/A	N/A
Koszta	N/A	N/A	N/A	N/A	N/A
Ladora	1.11%	1.19%	1.43%	1.66%	1.79%
Luzerne	N/A	N/A	N/A	N/A	N/A
Marengo	1.14%	1.22%	1.65%	1.82%	1.93%
Middle Amana	1.30%	1.33%	1.36%	1.41%	1.59%
Millersburg	1.05%	1.15%	1.35%	1.55%	1.58%
North English	1.02%	1.08%	1.16%	1.26%	1.36%
Norway	0.92%	0.94%	0.97%	1.05%	1.22%
Oxford	1.22%	1.26%	1.28%	1.34%	1.36%
Parnell	1.10%	1.16%	1.30%	1.63%	1.88%
South Amana	1.13%	1.20%	1.31%	1.39%	1.60%
South English	N/A	N/A	N/A	N/A	N/A
Victor	1.15%	1.28%	1.40%	1.49%	1.60%
Webster	N/A	N/A	N/A	N/A	N/A
Wellman	1.10%	1.13%	1.18%	1.34%	1.70%
West Amana	N/A	N/A	N/A	N/A	N/A
Williamsburg	1.13%	1.22%	1.44%	1.53%	1.60%

Source: Ownwell

Property Tax Assessment Values Across Iowa County, Iowa

When examining property taxes in Iowa 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 Iowa 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 Iowa 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 Iowa County. For example, the median tax bill in Iowa County is $1,217, with tax bills ranging significantly across the county. Oxford has the highest median home price at $261,400.

Property Tax Assessment Values Across Iowa County, Iowa

Source: Ownwell

$47,930

$154,665

$261,400

Median Iowa County Market Value

$157,090

Median Iowa Market Value

$167,100

Median United States Market Value

$235,294

Property Tax Assessment Values Across Iowa County, Iowa

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Amana	$24,186	$129,930	$199,530	$285,150	$431,750
Belle Plaine	$37,748	$98,150	$170,540	$261,880	$326,890
Blairstown	$6,150	$44,300	$161,365	$264,902	$324,629
Conroy	$43,975	$113,170	$158,915	$204,892	$261,115
Deep River	$42,506	$116,750	$178,520	$220,690	$276,614
Guernsey	$46,082	$91,495	$165,820	$191,275	$251,910
Hartwick	$186,904	$212,600	$251,200	$365,025	$498,490
Homestead	$31,540	$111,832	$198,430	$294,132	$415,320
Keswick	N/A	N/A	N/A	N/A	N/A
Koszta	N/A	N/A	N/A	N/A	N/A
Ladora	$22,238	$45,220	$82,490	$148,885	$240,286
Luzerne	N/A	N/A	N/A	N/A	N/A
Marengo	$29,353	$77,015	$129,770	$193,925	$274,933
Middle Amana	$6,772	$128,860	$186,580	$240,025	$303,862
Millersburg	$4,562	$13,220	$47,930	$78,160	$108,888
North English	$18,100	$63,815	$120,300	$177,052	$246,760
Norway	$114,802	$150,140	$194,520	$271,315	$352,147
Oxford	$154,826	$179,610	$261,400	$351,800	$447,910
Parnell	$11,807	$45,022	$141,835	$275,105	$381,981
South Amana	$13,387	$110,045	$189,870	$246,810	$329,869
South English	N/A	N/A	N/A	N/A	N/A
Victor	$37,694	$80,850	$120,290	$168,520	$230,694
Webster	N/A	N/A	N/A	N/A	N/A
Wellman	$61,906	$138,272	$220,225	$299,530	$423,339
West Amana	N/A	N/A	N/A	N/A	N/A
Williamsburg	$57,844	$136,360	$201,990	$285,265	$380,494

Source: Ownwell

Property Tax Bills Across Iowa County, Iowa

In Iowa County, IA, property tax bills are calculated based on the assessed value of a property, which is determined by local assessors. The assessed value is a percentage of the property's market value, and the tax rate is applied to this assessed value to calculate the annual tax bill. The median home price in the area is $157,090, and the property tax bill can vary significantly. For instance, the tax bill at the 25th percentile is $1,217, while at the 75th percentile, it rises to $3,184. Homeowners in the county experience a range of tax bills, with the 90th percentile reaching $4,382. This variation can impact homeowners differently, depending on their property's assessed value and location within the county. For example, Oxford has the highest median tax bill at $3,360, while Millersburg has the lowest at $576. Compared to the national median property tax rate of 1.02% and a median bill of $2,400, Iowa County presents a diverse tax landscape for its residents.

Property Tax Bills Across Iowa County, Iowa

Source: Ownwell

$576

$1,968

$3,360

Median Iowa County Tax Bill

$2,134

Median Iowa Tax Bill

$2,508

Median United States Tax Bill

$2,400

Property Tax Bills Across Iowa County, Iowa

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Amana	$354	$1,654	$2,475	$3,509	$4,931
Belle Plaine	$528	$1,378	$2,150	$3,260	$3,844
Blairstown	$84	$594	$1,631	$3,122	$4,017
Conroy	$532	$1,306	$1,816	$2,390	$3,030
Deep River	$735	$1,412	$1,950	$2,452	$3,313
Guernsey	$576	$1,298	$1,910	$2,416	$2,605
Hartwick	$2,196	$2,790	$3,354	$4,366	$6,030
Homestead	$418	$1,358	$2,496	$3,802	$5,373
Keswick	N/A	N/A	N/A	N/A	N/A
Koszta	N/A	N/A	N/A	N/A	N/A
Ladora	$327	$660	$1,260	$2,096	$2,869
Luzerne	N/A	N/A	N/A	N/A	N/A
Marengo	$508	$1,254	$2,026	$2,912	$3,988
Middle Amana	$109	$1,792	$2,510	$3,213	$4,106
Millersburg	$62	$193	$576	$1,033	$1,480
North English	$224	$736	$1,388	$2,106	$2,878
Norway	$1,256	$1,422	$1,873	$2,722	$3,631
Oxford	$1,910	$2,224	$3,360	$4,470	$5,940
Parnell	$214	$694	$1,897	$3,266	$4,567
South Amana	$197	$1,456	$2,369	$3,144	$4,030
South English	N/A	N/A	N/A	N/A	N/A
Victor	$463	$1,121	$1,656	$2,298	$3,032
Webster	N/A	N/A	N/A	N/A	N/A
Wellman	$1,057	$1,550	$2,560	$3,662	$4,834
West Amana	N/A	N/A	N/A	N/A	N/A
Williamsburg	$605	$1,921	$2,900	$3,899	$4,991

Source: Ownwell