What is the property tax rate in Johnson County, Iowa?

Johnson County has an effective property tax rate of 1.52%. On a home valued at $308,600, homeowners pay approximately $4,681 per year in property taxes.

How much is the average property tax in Johnson County?

The median annual property tax payment in Johnson County is $4,681. Homeowners with a mortgage pay a median of $4,778, while those without a mortgage pay $4,480.

How does Johnson County compare to other counties in Iowa?

Johnson County ranks #11 out of 99 counties in Iowa for property tax rates. The county's effective rate of 1.52% is 9% higher than the Iowa average of 1.39%.

Johnson County Property Tax Rate

Iowa

1.52%effective rate

Johnson County, Iowa has an effective property tax rate of 1.52%, which is 65% higher than the national average of 0.92%. On a home valued at $308,600, homeowners pay approximately $4,681 per year in property taxes. Johnson County ranks #11 out of 99 counties in Iowa for property tax rates.

Median Tax Paid🏠

$4,681

Per year

Median Home Value📊

$308,600

2024 estimate

Tax as % of Income💰

6.25%

Median income: $74,935

State Rank📍

#11

of 99 counties in IA

Tax Breakdown

With Mortgage

$4,778

median annual tax

Without Mortgage

$4,480

median annual tax

Homeowners with a mortgage in Johnson County pay on average $298 more per year than those without. This difference often reflects how property tax escrow accounts in mortgaged homes capture the full tax obligation.

How Johnson County Compares

Johnson County

1.52%

Iowa Average

1.39%

National Average

0.92%

Top Counties in Iowa

Union

1.80%

Polk

1.68%

Linn

1.66%

Montgomery

1.65%

Decatur

1.61%

Clarke

1.60%

Wapello

1.58%

Pottawattamie

1.57%

Historical Property Tax Trends

Year	Median Tax	Median Home Value	Effective Rate
2020	$3,928	$238,600	1.65%
2021	$4,125	$248,100	1.66%
2022	$4,451	$277,800	1.60%
2023	$4,587	$293,100	1.56%
2024	$4,681	$308,600	1.52%

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates

Iowa Property Tax Exemptions

Available to Johnson County homeowners

✓

General Homestead

Up to $4,850 of assessed value or actual levy credit

Primary residence owners as of July 1

✓

Disabled Veteran

100% exemption from property taxes

Veterans with 100% permanent service-connected disability

✓

Property Tax Credit (Over 65/Disabled)

Credit based on income; may cover up to 100% of taxes

Homeowners age 65+ or totally disabled with income under $25,328

Property Tax Calculator

Estimate your annual property tax in Johnson County

Home Value

$50k$2M

Apply homestead exemption ($100,000 school tax reduction)

Estimated Annual Property Tax

$4,560

$380/month · Rate: 1.52%

Nearby Counties

View all Iowa counties →

Quick Facts

Population156,639

Owner-Occupied55.1%

National Rank#316 of 3,135

Median Income$74,935

Think your property tax is too high?

Homeowners save an average of $1,148/year by appealing their assessment.

Learn How to Appeal →

Cities in Johnson County

Explore property tax data for 1 city in Johnson County, Iowa.

City	Population	Annual Tax	Rate
Iowa City	75,264	$4,765	1.74%

Frequently Asked Questions

Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.