Dardenne Property Tax
Access 2026 property tax rates, payment portals, and assessment tools for Dardenne. Taxes are administered by St. Charles County.
Local Rate
N/A
County Avg
1.08%
State Avg
0.01%
City vs. County Jurisdiction
While you live in Dardenne, property taxes are officially administered by St. Charles County. The county handles your assessment, billing, appeals, and exemptions.
Dardenne Tax Calculator
Est. Annual Bill
Rate: % (St. Charles County)
How Property Taxes Work in Dardenne
Property taxes for Dardenne residents are calculated on the ad valorem principle — your bill is proportional to the fair market value determined by the St. Charles County Appraisal District.
Assessment Role
The county assessor determines the value of all real estate in Dardenne every tax year.
Collection Role
Taxes are collected by the county tax office and distributed to city, school, and special-district funds.
Dardenne Tax Components
Your annual bill is a combined total of levies from multiple local government entities:
Lowering Your Dardenne Property Tax Bill
Claim Exemptions
Most homeowners qualify for a Homestead Exemption that significantly reduces the taxable value of your primary residence. Seniors and veterans may qualify for additional relief.
Protest Your Value
If the county assessment exceeds fair market value you can file an appeal with the Appraisal Review Board (ARB). Over 50% of appeals result in a reduction.
2026 Important Deadlines
Assessment Notices
April – May
Protest Deadline
May 15th*
Payment Due
January 31st
*Protest deadlines are generally May 15th or 30 days after your notice was mailed, whichever is later.
Dardenne Property Tax FAQs
For 2026, property tax rates in Dardenne vary by parcel. Refer to the St. Charles County average rate of 1.0847880299252% as a baseline estimate.
Residents of Dardenne pay property taxes to the St. Charles County Tax Assessor — not a city office. Use the county's official payment portal.
Yes. File a Notice of Protest with the St. Charles County Appraisal District within 30 days of receiving your valuation notice. See the county appeal guide for step-by-step instructions.
St. Charles County Official
Property tax for Dardenne is handled at the county level.
Nearby Cities
💡 Tax Tip
Check for Homestead or Senior exemptions on the St. Charles County portal. These can reduce your taxable value by $25,000–$100,000+.