Black Hawk County, IA property tax
Census ACS 2023 5-year estimates · updated 2026-09-20
The median effective property tax rate in Black Hawk County is 1.53%, above the Iowa median of 1.43% and above the national median of 0.98%. The median homeowner pays $2,790 a year on a home worth $182,400.
- Effective rate
- 1.53%
- Median annual bill
- $2,790
- Median home value
- $182,400
- Rank in Iowa
- 14of 99
Estimated annual bill by home value
| Home value | Estimated bill | Per month |
|---|---|---|
| $200,000 | $3,060 | $255 |
| $300,000 | $4,590 | $383 |
| $400,000 | $6,120 | $510 |
| $500,000 | $7,650 | $638 |
| $750,000 | $11,475 | $956 |
| $1,000,000 | $15,300 | $1,275 |
Black Hawk County compared with Iowa and the US
| Area | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Black Hawk County | 1.53% | $2,790 | $182,400 |
| Iowa median | 1.43% | $2,795 | $195,900 |
| United States median | 0.98% | $2,969 | n/a |
Rates and medians: U.S. Census Bureau, ACS 2023 5-year estimates, tables B25103 and B25077. Effective rate is median taxes paid divided by median owner-occupied home value.
Frequently asked questions
What is the property tax rate in Black Hawk County, IA?
The median effective property tax rate in Black Hawk County is 1.53% of home value, above the Iowa median of 1.43% and above the national median of 0.98%. The median homeowner pays $2,790 a year on a median home value of $182,400 (Census ACS 2023 5-year).
How much is property tax on a $400,000 house in Black Hawk County?
About $6,120 per year at the county's median effective rate of 1.53%, before exemptions. The exact bill depends on the city, school district and special districts that serve the parcel, so treat this as a planning estimate.
How does Black Hawk County compare with the rest of Iowa?
Black Hawk County ranks 14 of 99 Iowa counties by effective rate. The Iowa median is 1.43% and the median bill is $2,795.