Property Tax in St. Clair County
via TaxByCounty
St. Clair's taxes rank among lowest nationally
St. Clair County's effective tax rate of 0.639% falls below the national median of 0.71%, placing it in the 38th percentile nationally. Despite a median home value of $142,500—below the national median of $281,900—the county's tax burden remains light. This combination makes St. Clair an affordable tax environment by national standards.
Below Missouri's state average
At 0.639%, St. Clair County's effective rate is 13% lower than Missouri's state average of 0.733%. The median property tax of $911 falls significantly below the state median of $1,199. St. Clair ranks among the state's most tax-friendly counties for property owners.
Lowest taxes in the eastern region
St. Clair County ties with Ste. Genevieve County at 0.638%–0.639%, making them the region's tax leaders. Neighboring Stoddard County (0.654%) and St. Francois County (0.749%) carry noticeably higher burdens. St. Clair's favorable rate has helped attract homebuyers seeking affordable living in eastern Missouri.
Your $142,500 home costs $911 annually
A median-value home in St. Clair County generates an estimated annual property tax of $911—or about $76 per month. With mortgage escrow included, owners pay approximately $1,066 annually. Over 30 years, that totals roughly $27,330 in property taxes.
St. Clair homeowners can still appeal assessments
Even in lower-tax counties like St. Clair, some properties are overvalued on assessor's rolls, creating savings opportunities. The county assessor accepts formal challenges during appeal windows. Homeowners dissatisfied with their assessed value can request a reassessment without significant cost or complexity.