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Hamilton County, Iowa: property tax rate, home values and income

Effective property tax rate

1.37%

42nd highest of 99 counties in Iowa

Median home value

$132,300

72nd highest in Iowa

Median household income

$71,750

34th highest in Iowa

Population

14,893

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Hamilton County, Iowa the effective property tax rate is 1.37%. The median homeowner pays $1,807 a year in real estate taxes on a home with a median value of $132,300. That rate is the 42nd highest of the 99 Iowa counties with published data, and the 570th highest of 3,132 counties in the United States.

Property tax in Hamilton County

The effective rate is the median real estate tax paid divided by the median home value. The Iowa statewide average is 1.43%, so Hamilton County is below it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$132,300 (county median)$1,810$151
$200,000$2,740$228
$300,000$4,110$343
$400,000$5,480$457
$500,000$6,850$571

Home values and incomes

The median home value is $132,300 (72nd highest in Iowa, 2294th highest nationally) and the median household income is $71,750. Homes cost about 1.8 times a typical household's yearly income. Median gross rent is $853 a month. 73.8% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,323 a year for insurance. For comparison, the Iowa statewide median home value is $236,623.

Counties near Hamilton County in the Iowa property tax ranking

CountyEffective rateMedian home value
Tama County1.39%$139,900
Butler County1.38%$156,500
Clayton County1.38%$155,700
Hamilton County1.37%$132,300
Winnebago County1.36%$132,300
Bremer County1.35%$207,200
Franklin County1.35%$118,500

Frequently asked questions

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

The effective property tax rate is 1.37% of home value per year, the 42nd highest of 99 counties in Iowa (Census ACS 2023 5-year estimates).

How much is property tax on a $300,000 home in Hamilton County?

At the county's effective rate of 1.37%, about $4,110 a year (roughly $343 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Hamilton County?

The median home value is $132,300 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Hamilton County?

The median household income is $71,750 (Census ACS 2023 5-year estimates).