Black Hawk County Property Tax Calculator
Locality estimate page for Black Hawk County, Iowa. Use this county/locality rate for faster screening, then confirm parcel-specific details with your local tax authority.
County/Locality Effective Rate
1.50%
State Effective Rate
1.33%
Sample Annual Tax Difference
$723
Median Home Value (ACS)
$188,900
Median Annual Tax Bill (ACS)
$2,842
Owner-Occupied Households
36,139
The typical owner-occupied home in Black Hawk County is valued at $188,900 with a median real estate tax bill of $2,842 per year — an effective rate of 1.50%. Both figures come from the same ACS release, so the ratio is an estimate rather than an aggregate of individual bills.
State Mortgage Context: Iowa
Most counties in this state follow the standard FHA floor framework.
State Effective Tax Rate
1.33%
FHA 1-Unit Floor
$541,287
FHA 1-Unit Ceiling
$1,249,125
In Black Hawk County, Iowa, the current county-level estimate is 1.50%, or approximately $6,000 annually on a $400,000 home.
How to Use This County Estimate
Step 1
Enter your property value and assessment assumptions.
Step 2
Apply exemptions that may reduce taxable value.
Step 3
Compare county/locality estimate against statewide fallback.
Black Hawk County Property Tax Snapshot
Estimated effective rate: 1.50% · vs Iowa: 1.33% · vs national benchmark: 0.90%
| Home value | Estimated annual tax | Estimated monthly tax |
|---|---|---|
| $250,000 | $3,750 | $313 |
| $400,000 | $6,000 | $500 |
| $500,000 | $7,500 | $625 |
| $750,000 | $11,250 | $938 |
| $1,000,000 | $15,000 | $1,250 |
Compare Nearby Property Taxes
- Black Hawk County1.50%
- Johnson County1.52%
- Scott County1.47%
- Woodbury County1.45%
- Pottawattamie County1.57%
- Dallas County1.41%
- Linn County1.66%
Source Transparency
Source: U.S. Census Bureau, ACS 5-Year Estimates (B25103 / B25077)
View sourceLast updated: August 2026
Estimates only. Confirm parcel-specific amounts with the official local taxing authority.
Need Statewide Context?
Visit Iowa mortgage snapshot or return to the national calculator hub.