Winthrop, Kennebec County, Maine Property Taxes
Median Winthrop, ME effective property tax rate: 2.18%, significantly higher than the national median of 1.02%, but lower than the Maine state median of 1.57%.
Median Winthrop, ME home value: $165,900
Median annual Winthrop, ME tax bill: $3,614, $1,214 higher than the national median property tax bill of $2,400.
How are property taxes in Kennebec calculated?
Property taxes in Winthrop, ME 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 Winthrop’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Winthrop, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Winthrop, Kennebec County, Maine Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.18%
Estimate Property Tax Bill
$3,617
$3,356
Property Tax Rates Across Winthrop, Kennebec County, Maine
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 Winthrop Tax Rate
2.18%
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 Kennebec County Tax Rate
1.72%
Median Effective Maine Tax Rate
1.57%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Winthrop, Kennebec County, Maine
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
04364 | 2.18% | 2.18% | 2.18% | 2.18% | 2.18% |
Source: Ownwell
Property Tax Assessment Values Across Winthrop, Kennebec County, Maine
When examining property taxes in Winthrop, ME, 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 Kennebec 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 Kennebec 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. 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 Winthrop. For example, the median home price in Winthrop is $165,900, with tax bills ranging significantly across the county. 04364 has the highest median home price at $165,900.
Property Tax Assessment Values Across Winthrop, Kennebec County, Maine
Source: Ownwell

$54,950
$158,225
$261,500
Median Winthrop Market Value
$165,900
Median Kennebec County Market Value
$154,165
Median Maine Market Value
$204,200
Median United States Market Value
$235,294
Property Tax Assessment Values Across Winthrop, Kennebec County, Maine
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
04364 | $72,940 | $122,700 | $165,900 | $235,600 | $310,800 |
Source: Ownwell
Property Tax Bills Across Winthrop, Kennebec County, Maine
In Winthrop, located in Kennebec County, ME, property tax bills are determined by assessing the property's value and applying the local tax rate. Homeowners in Winthrop face a median property tax bill of $3,614, which is higher than the national median of $2,400. This is due to the local tax rate and the assessed values of properties in the area. Factors influencing the tax bill include the property's assessed value, which is influenced by the market conditions and any improvements made to the property. The tax bill can significantly impact homeowners, especially those on a fixed income or with limited financial resources.
Ownwell offers a valuable service by helping homeowners appeal their property tax assessments and potentially lower their tax bills. By analyzing assessment data and identifying discrepancies or overvaluations, Ownwell assists homeowners in filing appeals to reduce their property tax liabilities. This service can lead to substantial savings, making homeownership more affordable and manageable in Winthrop.
Median Winthrop Tax Bill
$3,614
Median Kennebec County Tax Bill
$2,685
Median Maine Tax Bill
$3,200
Median United States Tax Bill
$2,400
Property Tax Bills Across Winthrop, Kennebec County, Maine
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
04364 | $1,591 | $2,671 | $3,614 | $5,119 | $6,739 |
Source: Ownwell