Bois Blanc Island, Mackinac County, Michigan Property Taxes
Property Taxes in Bois Blanc Island, Michigan
Median Bois Blanc Island, Michigan effective property tax rate: 1.02%, significantly lower than the national median of 1.02%, and lower than the Michigan state median of 1.05%.
Median Bois Blanc Island, Michigan home value: $6,000
Median annual Bois Blanc Island, Michigan tax bill: $51, lower by $2,349 than the national median property tax bill of $2,400.
How are property taxes in Mackinac calculated?
Property taxes in Bois Blanc Island, Michigan 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 Bois Blanc Island's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Bois Blanc Island, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Bois Blanc Island, Mackinac County, Michigan Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.02%
Estimate Property Tax Bill
$61
$57
How Does the Bois Blanc Island Property Tax Calculator Work?
Use this Bois Blanc Island property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Bois Blanc Island's median effective tax rate of 1.02% — based on actual property records in Mackinac County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Bois Blanc Island's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Bois Blanc Island: rates range from the lowest ZIP code to the highest ZIP code, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Bois Blanc Island.
About Bois Blanc Island Property Taxes
About Property Taxes in Bois Blanc Island, Mackinac, Michigan
Bois Blanc Island's median effective property tax rate of 1.02% is lower than the Michigan state median of 1.05% and lower than the national median of 1.02%. This rate reflects the Mackinac County base levy combined with local school district levies and Tax increment finance districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Bois Blanc Island. Homeowners in the 49775 ZIP code carry a median effective rate of 1.02%, while those in 49775 pay 1.02%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Mackinac County. Understanding which part of Bois Blanc Island you live in can make a meaningful difference to your annual tax bill.
Bois Blanc Island homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the March 9, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Bois Blanc Island, Mackinac County, Michigan
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Bois Blanc Island's effective property tax rate to other cities in Michigan and the median property tax rates in Michigan and the U.S.
Property Tax Rates Across Bois Blanc Island, Mackinac County, Michigan
Source: Ownwell
0.35%
1.07%
1.78%
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 Bois Blanc Island Tax Rate
1.02%
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 Mackinac County Tax Rate
0.87%
Median Effective Michigan Tax Rate
1.05%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Bois Blanc Island, Mackinac County, Michigan
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 49775 | 0.57% | 0.67% | 1.02% | 1.26% | 1.42% |
Source: Ownwell
Property Tax Assessment Values Across Bois Blanc Island, Mackinac County, Michigan
When examining property taxes in Bois Blanc Island, Michigan, 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 Mackinac County tax 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 Mackinac County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
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 Bois Blanc Island.
For example, the median home price in Bois Blanc Island is $6,000, with tax bills ranging significantly across the county. 49775 has the highest median home price at $6,000.
Property Tax Assessment Values Across Bois Blanc Island, Mackinac County, Michigan
Source: Ownwell
$6,000
$241,250
$476,500
Median Bois Blanc Island Market Value
$6,000
Median Mackinac County Market Value
$137,800
Median Michigan Market Value
$213,740
Median United States Market Value
$235,294
Property Tax Assessment Values Across Bois Blanc Island, Mackinac County, Michigan
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 49775 | $1,400 | $2,800 | $6,000 | $13,400 | $36,140 |
Source: Ownwell
Property Tax Bills Across Bois Blanc Island, Mackinac County, Michigan
How Are Property Tax Bills Calculated in Bois Blanc Island?
Property tax bills in Bois Blanc Island are based on the assessed value of a home and the local tax rate set for Mackinac County. The assessed value is the amount used to determine how much tax a homeowner owes, and it is influenced by the market value of the property, local assessment practices, and any applicable exemptions. When the assessed value rises, the tax bill can increase as well.
For a home with a median price of $6,000, property taxes in the area are relatively low compared with the national median property tax bill of $2,400. Typical bills range from $26 at the 25th percentile to $127 at the 75th percentile, with the 90th percentile reaching $351. These figures show how much tax obligations can vary based on a property’s assessed value and the tax rate applied.
For homeowners, this means property taxes can affect annual housing costs, even when home values are modest.
Property Tax Bills Across Bois Blanc Island, Mackinac County, Michigan
Source: Ownwell
$51
$2,934
$5,817
Median Bois Blanc Island Tax Bill
$51
Median Mackinac County Tax Bill
$1,091
Median Michigan Tax Bill
$2,084
Median United States Tax Bill
$2,400
Property Tax Bills Across Bois Blanc Island, Mackinac County, Michigan
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 49775 | $14 | $26 | $51 | $127 | $351 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | March 9 |
Links | |
|---|---|
| Mackinac Tax Assessor | |
| Website | bsaonline.com |