Hamilton County, Iowa Property Taxes
Property Taxes in Hamilton County, Iowa
Median Hamilton County effective property tax rate: 1.66%, significantly higher than the national median of 1.02%.
Median Hamilton County home value: $128,580
Median annual Hamilton County tax bill: $2,038, lower than the national median property tax bill of $2,400.
How are property taxes in Hamilton County calculated?
Property taxes in Hamilton County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Why are Hamilton County property taxes higher than the national median? The median effective property tax rate is 1.66%, compared with the national median of 1.02%.
How does Hamilton County compare with Iowa? Hamilton County’s median tax rate is higher than the state median tax rate of 1.55%, while its median annual tax bill is $362 lower than the state median bill.
Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Hamilton County or another part of the county, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Hamilton County, Iowa Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.66%
Estimate Property Tax Bill
$2,134
$1,981
How Does the Hamilton County Property Tax Calculator Work?
Use this Hamilton County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Hamilton County's median effective tax rate of 1.66% to generate your estimate.
Enter your property's estimated assessed value — the figure used for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Hamilton County's median tax rate is higher than the Iowa median tax rate of 1.55% and above the national median property tax rate of 1.02%.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Hamilton County.
Property Tax Rates Across Hamilton County, Iowa
What Are Effective Property Tax Rates Across Hamilton County?
Local government entities set tax rates, which vary widely across Hamilton County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Hamilton County's effective property tax rate to other counties in Iowa or the U.S. median of 1.02%.
Hamilton County's median effective rate stands at 1.66%, which is higher than the national median of 1.02%. Within Hamilton County, the highest rate is found in Webster City at 1.78%, while Blairsburg has the lowest at 1.25%.
These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Hamilton County Tax Rate
1.66%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Iowa Tax Rate
1.55%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Hamilton County, Iowa
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Blairsburg | 1.06% | 1.16% | 1.25% | 1.41% | 1.44% |
| Duncombe | 1.20% | 1.22% | 1.25% | 1.45% | 1.56% |
| Ellsworth | 1.26% | 1.35% | 1.47% | 1.61% | 1.61% |
| Jewell | 1.28% | 1.36% | 1.59% | 1.73% | 1.75% |
| Kamrar | 1.09% | 1.23% | 1.38% | 1.75% | 1.75% |
| Radcliffe | 1.25% | 1.29% | 1.35% | 1.43% | 1.59% |
| Randall | 1.32% | 1.46% | 1.56% | 1.68% | 1.68% |
| Stanhope | 1.27% | 1.35% | 1.75% | 1.95% | 2.07% |
| Story City | 1.17% | 1.28% | 1.33% | 1.36% | 1.49% |
| Stratford | 1.17% | 1.26% | 1.50% | 1.68% | 1.76% |
| Webster City | 1.28% | 1.60% | 1.78% | 1.94% | 1.94% |
| Williams | 1.17% | 1.26% | 1.44% | 1.67% | 1.67% |
| Woolstock | 1.21% | 1.23% | 1.30% | 1.40% | 1.67% |
| Alden | N/A | N/A | N/A | N/A | N/A |
| Boone | N/A | N/A | N/A | N/A | N/A |
| Roland | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Hamilton County, Iowa
When examining property taxes in Hamilton County, understanding the distinction between market value and assessed value is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Hamilton County assessor estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices:
In Hamilton County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of April.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. The median tax bill in Hamilton County is $2,038, compared with the national median property tax bill of $2,400 and the national median property tax rate of 1.02%. Tax bills vary across the county, with Story City posting the highest median home price at $239,395.
Median Hamilton County Market Value
$128,580
Median Iowa Market Value
$169,700
Median United States Market Value
$235,294
Property Tax Assessment Values Across Hamilton County, Iowa
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Blairsburg | $29,480 | $62,020 | $110,120 | $179,610 | $241,158 |
| Duncombe | $69,581 | $124,660 | $183,565 | $226,638 | $258,642 |
| Ellsworth | $54,102 | $93,350 | $153,200 | $236,010 | $337,094 |
| Jewell | $60,841 | $103,590 | $163,620 | $252,608 | $356,829 |
| Kamrar | $24,570 | $48,795 | $90,190 | $170,848 | $289,103 |
| Radcliffe | $100,428 | $150,595 | $198,215 | $295,322 | $392,512 |
| Randall | $39,040 | $81,070 | $129,030 | $174,020 | $232,080 |
| Stanhope | $43,880 | $89,610 | $140,990 | $208,640 | $288,410 |
| Story City | $124,601 | $181,310 | $239,395 | $373,598 | $514,199 |
| Stratford | $44,702 | $81,895 | $123,420 | $203,015 | $300,124 |
| Webster City | $48,182 | $75,210 | $117,600 | $186,985 | $286,665 |
| Williams | $28,868 | $55,365 | $86,760 | $171,605 | $246,970 |
| Woolstock | $135,580 | $144,478 | $200,950 | $295,620 | $401,285 |
| Alden | N/A | N/A | N/A | N/A | N/A |
| Boone | N/A | N/A | N/A | N/A | N/A |
| Roland | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Hamilton County, Iowa
Property tax bills in Hamilton County, Iowa are based on the assessed value of a home and the local tax rate applied to that value. When a property’s market value changes, the assessed value can also change, which affects the final bill homeowners receive. Local governments use these taxes to fund public services, so the amount owed depends on both the home’s value and the taxing jurisdictions that apply.
For a home with a median market value of $128,580, property taxes can vary widely across the county. The 25th percentile tax bill is $1,266, while the 75th percentile is $3,121. At the high end, the 90th percentile reaches $4,774. Median tax bills also differ by city, with Story City at $3,074 and Williams at $1,248.
For homeowners, this means two similar homes may still have very different tax bills depending on location, assessed value, and local rates.
Median Hamilton County Tax Bill
$2,038
Median Iowa Tax Bill
$2,542
Median United States Tax Bill
$2,400
Property Tax Bills Across Hamilton County, Iowa
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Blairsburg | $400 | $743 | $1,366 | $2,278 | $3,198 |
| Duncombe | $930 | $1,635 | $2,407 | $3,077 | $3,213 |
| Ellsworth | $812 | $1,374 | $2,268 | $3,336 | $4,698 |
| Jewell | $897 | $1,594 | $2,382 | $3,629 | $5,312 |
| Kamrar | $420 | $744 | $1,284 | $2,228 | $3,628 |
| Radcliffe | $1,289 | $1,979 | $2,776 | $3,930 | $5,232 |
| Randall | $619 | $1,168 | $1,865 | $2,522 | $3,440 |
| Stanhope | $750 | $1,502 | $2,376 | $3,208 | $4,347 |
| Story City | $1,379 | $2,354 | $3,074 | $4,774 | $6,292 |
| Stratford | $633 | $1,166 | $1,808 | $2,785 | $4,097 |
| Webster City | $834 | $1,284 | $2,016 | $3,076 | $4,871 |
| Williams | $408 | $792 | $1,248 | $2,254 | $3,391 |
| Woolstock | $1,728 | $2,082 | $2,641 | $3,590 | $5,182 |
| Alden | N/A | N/A | N/A | N/A | N/A |
| Boone | N/A | N/A | N/A | N/A | N/A |
| Roland | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | April 30 |
Links | |
|---|---|
| Hamilton Tax Assessor | |
| Website | beacon.schneidercorp.com |