Property Tax in St. Clair County, Michigan
The median real estate tax bill in St. Clair County, Michigan is $2,493 per year, and the median home is worth $213,900. Both figures are the US Census Bureau's survey medians for owner-occupied households (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023).
What the St. Clair County numbers mean
A median is the middle household: half of owner-occupied households in St. Clair County pay more than $2,493, and half pay less. Your own bill is set by your home's assessed value, the exemptions you qualify for, and the local taxing districts your property sits in — so individual bills vary widely around the median.
Dividing the median tax by the median home value gives a derived effective rate of 1.17% for St. Clair County. It is an estimate built from two survey medians, not the county's official rate, but it is a fair way to compare the local tax burden with other counties where home values are very different.
St. Clair County by the numbers
| Measure | St. Clair County | Michigan | United States |
|---|---|---|---|
| Median real estate taxes paid | $2,493 | $2,795 | $2,969 |
| Median home value | $213,900 | $217,600 | $303,400 |
| Derived effective rate* | 1.17% | 1.28% | 0.98% |
| Median tax per month | $208 | $233 | $247 |
*Estimate derived from Census medians (tax ÷ value), not an official rate.
St. Clair County at a glance
- Median tax rank in Michigan: #17 of 83 counties
- Median home value rank in Michigan: #19 of 83
- Population rank in Michigan: #14 of 83 (160,089 residents)
- Population density rank: #17 of 83 (222 people per square mile)
- Land area rank in Michigan: #24 of 83 (721 sq mi, 1.3% of the combined county land area)
- Median tax as a monthly figure: $208; per $1,000 of home value: $1.17
How St. Clair County compares
Set against its state, St. Clair County's median bill of $2,493 is about 11% lower than the Michigan median ($2,795). Against the country as a whole it is about 16% lower than the US median ($2,969). That places the county #17 of 83 Michigan counties ranked by median taxes paid.
Remember what drives the ranking: bills follow home values as much as rates. St. Clair County's median home, at $213,900, ranks #19 by value in Michigan, while its derived rate of 1.17% compares with a derived US figure of 0.98%.
Some extra context for St. Clair County: the median bill works out to about $208 a month, and the derived rate equals roughly $1,165 of tax per $100,000 of home value. The county is home to 160,089 people — the #14 most populous county in Michigan, spread over 721 square miles, a density of about 222 people per square mile. Its median home value, $213,900, ranks #19 among the state's 83 counties with data.
Zooming out: of 3133 counties nationwide with published Census figures, only 689 record a higher median tax bill than St. Clair County — it sits in the top 22% nationally. The county holds roughly 1.6% of Michigan's people. Its homes are worth less than the state norm (median $213,900 versus $217,600), and a decade at the derived rate of 1.17% adds up to about 11.65% of the median home's value in tax. The cheapest county in the state, Luce County, medians $1,121 — $1,372 less than St. Clair County per year.
Counties nearest St. Clair County in the Michigan ranking
| County | Median tax paid | Median home value | Derived rate* |
|---|---|---|---|
| Midland County, MI | $2,771 | $184,300 | 1.50% |
| Barry County, MI | $2,706 | $243,700 | 1.11% |
| Emmet County, MI | $2,492 | $275,300 | 0.91% |
| Monroe County, MI | $2,492 | $215,700 | 1.16% |
St. Clair County and its population peers
Population is a useful lens on these figures, so the table below sets St. Clair County beside the counties closest to it in population anywhere in the country — communities of a similar scale operating under different state and local tax systems. Ranked by median tax paid within this peer group of 9, St. Clair County's $2,493 bill is #6 of 9.
| County | Population | Median tax paid | Median home value | Derived rate* |
|---|---|---|---|---|
| Stafford County, VA | 160,520 | $3,301 | $458,800 | 0.72% |
| Martin County, FL | 160,464 | $3,120 | $386,500 | 0.81% |
| Rensselaer County, NY | 160,341 | $5,357 | $244,300 | 2.19% |
| Jackson County, MI | 160,187 | $2,353 | $182,900 | 1.29% |
| Sullivan County, TN | 159,693 | $1,205 | $190,800 | 0.63% |
| Columbia County, GA | 159,638 | $2,431 | $287,400 | 0.85% |
| Schenectady County, NY | 159,603 | $5,486 | $223,100 | 2.46% |
| Stearns County, MN | 159,358 | $2,617 | $256,500 | 1.02% |
The closest population match is Jackson County, Michigan (160,187 residents), where the median real estate tax paid is $2,353 on a median home value of $182,900 — $140 more than St. Clair County pays.
St. Clair County's nearest population neighbours within Michigan are Muskegon County (175,378 residents, median tax $2,280 on a median value of $180,900); Jackson County (160,187 residents, median tax $2,353 on a median value of $182,900); Monroe County (155,001 residents, median tax $2,492 on a median value of $215,700); Berrien County (153,411 residents, median tax $2,357 on a median value of $211,400). Comparing them is a reminder that even inside one state's rules, the bill follows local home values and local district rates more than anything decided at the state level.
How the tax is worked out
As an illustration of the arithmetic: at St. Clair County's derived rate of 1.17%, a home valued at $400,000 would carry a tax bill of roughly $4,660 a year. That is only an illustration using the derived rate — a real bill is computed from the property's assessed value, its exemptions, and the combined rates of its specific taxing districts, so it can be higher or lower.
The usual sequence is: the local assessor values the property; exemptions are applied; the taxable value is multiplied by the combined local rates; and the county bills and collects the tax, distributing it to the schools, municipalities and districts that levied it.
Illustrative bills in St. Clair County at the derived rate
The derived rate of 1.17% is only an estimate built from medians, but applying it to different home values gives a sense of scale for St. Clair County — and a quick way to compare with the state derived rate of 1.28% and the US figure of 0.98%:
| Home value | Illustrative tax / year | Per month |
|---|---|---|
| $150,000 | $1,748 | $146 |
| $250,000 | $2,912 | $243 |
| $350,000 | $4,078 | $340 |
| $500,000 | $5,825 | $485 |
| $750,000 | $8,738 | $728 |
Illustration only: real bills are computed from the assessed value, exemptions, and the combined rates of the property's actual taxing districts.
Checking your assessment in St. Clair County
Most successful appeals are won on facts, not arguments. Start with the property record card held by the St. Clair County assessor: wrong square footage, an extra room, or a missing homestead exemption are common and fixable. Next, line your assessed value up against recent sales of genuinely similar homes nearby. Many disputes end at an informal conversation with the assessor's office; if yours does not, file the formal appeal with the review board named on your notice before its deadline, evidence attached, and keep paying the bill in the meantime so penalties do not build up.
More Michigan counties
Frequently asked questions
What is the median property tax in St. Clair County, Michigan?
The median real estate tax paid in St. Clair County, Michigan is $2,493 per year, on a median home value of $213,900 (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023).
What is the effective property tax rate in St. Clair County, Michigan?
On a derived basis, 1.17%: the county's median tax bill of $2,493 divided by its median home value of $213,900. Because it is calculated from two survey medians, read it as a comparison estimate rather than an official rate.
How does St. Clair County compare with the rest of Michigan?
St. Clair County ranks #17 of 83 Michigan counties with published data by median taxes paid. Its median bill of $2,493 is about 11% lower than the Michigan median of $2,795.
How are property taxes calculated in St. Clair County, Michigan?
The assessor estimates your property's market value; exemptions (such as a homestead exemption) reduce the taxable amount; and the result is multiplied by the combined rates of the local taxing districts — county, municipality, school district and any special districts. In St. Clair County, the median outcome of that process is a bill of $2,493 on a median home value of $213,900.
Can I appeal my property tax assessment in St. Clair County, Michigan?
Yes. Request your property record card from the St. Clair County assessor's office and check it for errors, then compare your assessed value with recent sales of similar homes. If it still looks too high, file a formal appeal with the local review board named on your assessment notice before the deadline printed on the notice — windows are short, often 30 to 90 days.