Custer, Portage County, Wisconsin Property Taxes
Median Custer, WI effective property tax rate: 1.26%, significantly higher than the national median of 1.02%, but lower than the Wisconsin state median of 1.58%.
Median Custer, WI home value: $233,800
Median annual Custer, WI tax bill: $2,929, $529 higher than the national median property tax bill of $2,400.
How are property taxes in Portage calculated?
Property taxes in Custer, WI 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.
Understanding Custer’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Custer, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Custer, Portage County, Wisconsin Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.26%
Estimate Property Tax Bill
$2,946
$2,734
Property Tax Rates Across Custer, Portage County, Wisconsin
Local government entities set property tax rates, which can vary significantly within Wisconsin. Each year, counties estimate their budgets required to provide services and divide that by the total value of all taxable property within their jurisdiction. This calculation determines the property tax rate. While votes and laws are involved in setting these rates and budgets, this is the basic annual process.
In Custer, located in Portage County, the effective property tax rate stands at 1.26%, which is above the national median of 1.02%. This rate is consistent with the highest and lowest median tax rates in the state, highlighting a uniformity in property tax rates within certain areas of Wisconsin. When compared to the national median property tax bill of $2,400, property owners in Custer may find their tax obligations relatively higher.
Understanding these rates and how they are determined can aid property owners in making informed decisions about appealing their property taxes and seeking exemptions where applicable.
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 Custer Tax Rate
1.26%
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 Portage County Tax Rate
1.54%
Median Effective Wisconsin Tax Rate
1.58%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Custer, Portage County, Wisconsin
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
54423 | 1.18% | 1.24% | 1.26% | 1.33% | 1.47% |
Source: Ownwell
Property Tax Assessment Values Across Custer, Portage County, Wisconsin
When examining property taxes in Custer, WI, 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 Portage County appraisal district 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.
In Portage County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of May. 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. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Custer. For example, the median home price in Custer is $233,800, with tax bills ranging significantly across the county. 54423 has the highest median home price at $233,800.
Property Tax Assessment Values Across Custer, Portage County, Wisconsin
Source: Ownwell

$103,500
$214,700
$325,900
Median Custer Market Value
$233,800
Median Portage County Market Value
$182,500
Median Wisconsin Market Value
$200,300
Median United States Market Value
$235,294
Property Tax Assessment Values Across Custer, Portage County, Wisconsin
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
54423 | $48,760 | $145,300 | $233,800 | $325,200 | $435,940 |
Source: Ownwell
Property Tax Bills Across Custer, Portage County, Wisconsin
Median Custer Tax Bill
$2,929
Median Portage County Tax Bill
$2,873
Median Wisconsin Tax Bill
$3,346
Median United States Tax Bill
$2,400
Property Tax Bills Across Custer, Portage County, Wisconsin
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
54423 | $633 | $1,743 | $2,929 | $4,170 | $5,519 |
Source: Ownwell