Black Hawk County, Iowa property tax
The median homeowner in Black Hawk County, Iowa pays $2,790 a year in property tax on a home worth $182,400, an effective rate of 1.53%. The national effective rate is 0.98%.
What the rate means here
At 1.53%, Black Hawk County taxes property more heavily than the country as a whole, which sits at 0.98%. The rate is high and the housing is cheap, and those two facts are connected. The bill of $2,790 is what actually leaves a household's account, and it is the number worth comparing between places.
It ranks #14 of 97 Iowa counties by effective rate, against a statewide 1.43%, and #315 nationally. The state runs from 1.79% in Union County down to 0.92% in Lyon County.
The median home costs 2.82 times the median household income of $64,581, against 3.86 nationally, which is a comfortable ratio by American standards. 65.32% of occupied homes are owned rather than rented, and cheap housing relative to income is usually why. The county has 130,693 residents, which is small enough that the medians describe a reasonably coherent market.
The rate is derived rather than quoted. How and why.
What that costs at different home values
Arithmetic at the county effective rate, before any exemption or assessment cap.
Housing and income
| Black Hawk County | Iowa | United States | |
|---|---|---|---|
| Effective property tax | 1.53% | 1.43% | 0.98% |
| Median tax bill | $2,790 | $2,795 | $2,969 |
| Median home value | $182,400 | $195,900 | $303,400 |
| Median gross rent | $962 | $949 | $1,348 |
| Median household income | $64,581 | $73,147 | $78,538 |
| Home price to income | 2.82× | 2.68× | 3.86× |
| Rent as share of income | 17.88% | 15.57% | 20.6% |
| Owner-occupied | 65.32% | 71.53% | 65.02% |
Source: U.S. Census Bureau, American Community Survey 2023 five-year estimates. Population 130,693.
Nearby counties of similar size
| County | Rate | Median bill | Home value |
|---|---|---|---|
| Johnson County | 1.56% | $4,587 | $293,100 |
| Woodbury County | 1.48% | $2,542 | $172,000 |
| Dallas County | 1.45% | $4,849 | $333,400 |
| Dubuque County | 1.26% | $2,848 | $226,100 |
| Story County | 1.47% | $3,586 | $243,600 |
Black Hawk County property tax: common questions
What is the property tax rate in Black Hawk County, Iowa?
The effective rate is 1.53% of home value, from a median tax bill of $2,790 against a median home value of $182,400. That is 0.55 points above the national 0.98%.
How much is property tax on a $400,000 home in Black Hawk County?
Roughly $6,120 a year at the county effective rate of 1.53%.
Is Black Hawk County expensive compared with the rest of Iowa?
It ranks #14 of 97 Iowa counties by effective property tax rate, and #315 of 2,826 nationally. That is 0.1 points above the Iowa average of 1.43%.
What does housing cost in Black Hawk County?
The median home is worth $182,400 and median gross rent is $962 a month. Median household income is $64,581, which puts the home at 2.82 times annual income and rent at 17.88% of it.