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Updated 2025 Tax Year

Maries County
Property Tax Guide

Everything you need to know about property taxes in Maries County, MO. Rates, due dates, exemptions, and how it affects your monthly payment.

10 Official Sources
8 min read
Quick Facts
Tax Rate
0.49% effective rate (varies significantly by taxing district combination)
Exemptions
4+ Available
Section 1

How Property Tax Works

Maries County, Missouri operates on a property tax system that funds essential local services including schools, fire protection, road maintenance, and county operations. The county encompasses the cities of Belle and Vienna, as well as Argyle Town, with an average home value of $193,100. Property taxes are calculated based on assessed value, which is determined by the County Assessor and reassessed periodically.

The effective tax rate in Maries County is approximately 0.49% of assessed property value for FY 2025, though actual rates vary significantly by location within the county due to different combinations of special taxing districts. Your specific tax rate depends on which school district, fire district, ambulance district, and other special districts serve your property. These district-specific rates are combined to create your total property tax bill, making it essential to understand which districts apply to your specific address.

Section 2

What Makes Up Your Tax Bill

ComponentEstimated RateDescription
County General Revenue0.15%Basic county services and operations
School Districts0.25%Local school district operations (varies by district)
Fire Protection Districts0.05%Fire and emergency services (where applicable)
Road Districts0.03%Road maintenance and improvements
Other Special Districts0.01%Library, ambulance, or other local services
Total Estimated Rate0.49%Combined rate for FY 2025

Note: These rates are estimates for FY 2025 and vary by specific location within Maries County. Your actual rate depends on which combination of special taxing districts serve your property. Contact the Maries County Assessor's Office at the courthouse in Vienna for your property's exact district assignments and current rates.

Section 3

When Are Property Taxes Due?

For the 2025/2026 tax year in Maries County, property taxes are due in two installments:

Pro tip: If you pay through mortgage escrow, your lender splits these payments across your monthly mortgage. If you pay directly, set calendar reminders to avoid late penalties.
Section 4

Supplemental Tax Bills

Supplemental taxes in Maries County are additional property tax assessments that occur when there are changes to your property between regular assessment periods. Common triggers include new construction, major renovations that increase property value by more than 5% since the most recent annual assessment, changes in property ownership, or corrections to previous assessments.

When supplemental taxes are levied, they are calculated based on the increased assessed value for the portion of the tax year remaining after the change occurred. For example, if you complete a $50,000 addition to your home in January and it increases your assessed value by $40,000, you would owe supplemental taxes on that additional assessed value for the remaining months of the current tax year. The supplemental tax uses the same district tax rates that apply to your property's regular assessment.

Example Calculation

Example 1: $300,000 Home

  • Market Value: $300,000
  • Assessed Value (19% assessment ratio): $57,000
  • Tax Credits Applied: $0 (assuming no credits claimed)
  • Net Taxable Value: $57,000
  • Annual Tax (0.49% rate): $279.30
  • Monthly Escrow: $23.28

Example 2: $600,000 Home with Homestead Credit

  • Market Value: $600,000
  • Assessed Value (19% assessment ratio): $114,000
  • Senior/Disabled Homestead Credit: -$1,100 (maximum, requires application)
  • Net Taxable Value: $112,900
  • Annual Tax (0.49% rate): $553.21
  • Monthly Escrow: $46.10

Example 3: $1,000,000 Home with Multiple Credits

  • Market Value: $1,000,000
  • Assessed Value (19% assessment ratio): $190,000
  • Senior Homestead Credit: -$1,100 (requires application)
  • Net Taxable Value: $188,900
  • Annual Tax (0.49% rate): $925.61
  • Monthly Escrow: $77.13

Note: Tax credits require separate applications through the County Assessor's Office and are not automatically applied.

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Section 5

Escrow & Property Taxes

Most mortgage lenders in Maries County require property tax escrow accounts, where you pay 1/12 of your annual property tax bill with each monthly mortgage payment. Your lender collects these funds throughout the year and pays your property taxes directly to the Maries County Collector when they become due on December 15th. Lenders typically conduct annual escrow analyses to ensure adequate funds are collected, which may result in changes to your monthly payment.

If you don't have an escrow account, you're responsible for paying property taxes directly to the County Collector by the December 15th deadline. The Collector's Office, located at the Maries County Courthouse in Vienna, accepts payments by mail, in person, or online. You should receive your tax bill in the fall, but you're legally responsible for payment even if you don't receive the bill. Contact the Collector's Office at (573) 422-3388 to verify your current balance and payment options.

How HonestCasa Helps
  • Understand whether your escrow is set correctly
  • See how rising taxes will change your monthly payment
  • Plan ahead instead of being surprised by "shortage" letters
Section 6

Frequently Asked Questions

Q: When are property taxes due in Maries County for FY 2025? A: Property taxes are due by December 15, 2024, for the 2024 tax year (FY 2025). Payments received after this date incur penalties and interest charges.

Q: What tax credits are available and how do I apply? A: Missouri offers homestead tax credits for senior citizens and disabled persons (maximum $1,100 for homeowners), and circuit breaker tax credits for low-income residents (maximum $750 for renters, $1,100 for owners). These require separate applications through the County Assessor's Office and are NOT automatically applied.

Q: How does the homestead credit work? A: The homestead credit for seniors/disabled persons limits assessment increases rather than reducing market value. It caps the annual increase in your home's assessed value and requires annual application through the Assessor's Office.

Q: How often are properties reassessed in Maries County? A: Maries County conducts property reassessments on a regular cycle. Contact the Assessor's Office at (573) 422-3348 for current assessment schedules and to discuss your property's assessed value.

Q: What happens if I pay my property taxes late? A: Late payments incur penalties and interest charges. Properties with delinquent taxes may eventually be subject to tax sale proceedings if taxes remain unpaid.

Q: Can I pay my property taxes online? A: Contact the Maries County Collector's Office at (573) 422-3388 to inquire about online payment options and accepted payment methods.

Q: How do I appeal my property assessment? A: Assessment appeals must be filed with the Maries County Board of Equalization within specific deadlines. Contact the Assessor's Office for appeal forms and deadline information.

Q: Why do my taxes vary from my neighbor's even with similar home values? A: Tax rates vary based on which special taxing districts (school, fire, ambulance, etc.) serve your specific property location. Different combinations of districts result in different total tax rates within the county.

Q: What if I don't receive my tax bill? A: You're legally responsible for property tax payment even if you don't receive a bill. Contact the Collector's Office to obtain a copy of your bill and verify the correct mailing address on file.

Q: Are there exemptions for veterans or disabled persons? A: Missouri provides various property tax credits (not exemptions) for qualified veterans and disabled persons. Contact the County Assessor's Office to learn about available programs and application requirements.

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