Johnson County, Iowa property tax
The median homeowner in Johnson County, Iowa pays $4,587 a year in property tax on a home worth $293,100, an effective rate of 1.56%. The national effective rate is 0.98%.
What the rate means here
At 1.56%, Johnson County taxes property more heavily than the country as a whole, which sits at 0.98%. Both the rate and the house are above national. That is the expensive combination, and the $4,587 median bill reflects it.
It ranks #9 of 97 Iowa counties by effective rate, against a statewide 1.43%, and #284 nationally. The state runs from 1.79% in Union County down to 0.92% in Lyon County.
The median home costs 3.92 times the median household income of $74,721, close to the national 3.86. The county has 154,881 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
| Johnson County | Iowa | United States | |
|---|---|---|---|
| Effective property tax | 1.56% | 1.43% | 0.98% |
| Median tax bill | $4,587 | $2,795 | $2,969 |
| Median home value | $293,100 | $195,900 | $303,400 |
| Median gross rent | $1,104 | $949 | $1,348 |
| Median household income | $74,721 | $73,147 | $78,538 |
| Home price to income | 3.92× | 2.68× | 3.86× |
| Rent as share of income | 17.73% | 15.57% | 20.6% |
| Owner-occupied | 58.84% | 71.53% | 65.02% |
Source: U.S. Census Bureau, American Community Survey 2023 five-year estimates. Population 154,881.
Nearby counties of similar size
| County | Rate | Median bill | Home value |
|---|---|---|---|
| Scott County | 1.52% | $3,221 | $212,500 |
| Black Hawk County | 1.53% | $2,790 | $182,400 |
| Woodbury County | 1.48% | $2,542 | $172,000 |
| Dallas County | 1.45% | $4,849 | $333,400 |
| Dubuque County | 1.26% | $2,848 | $226,100 |
Johnson County property tax: common questions
What is the property tax rate in Johnson County, Iowa?
The effective rate is 1.56% of home value, from a median tax bill of $4,587 against a median home value of $293,100. That is 0.58 points above the national 0.98%.
How much is property tax on a $400,000 home in Johnson County?
Roughly $6,240 a year at the county effective rate of 1.56%.
Is Johnson County expensive compared with the rest of Iowa?
It ranks #9 of 97 Iowa counties by effective property tax rate, and #284 of 2,826 nationally. That is 0.13 points above the Iowa average of 1.43%.
What does housing cost in Johnson County?
The median home is worth $293,100 and median gross rent is $1,104 a month. Median household income is $74,721, which puts the home at 3.92 times annual income and rent at 17.73% of it.