Saint Charles, MO Property Tax Rates
Compare property tax rates across 3 ZIP codes in Saint Charles, Missouri.
Avg Tax Rate
1.07%
Avg Annual Tax
$3,148
Avg Home Value
$294,133
ZIP Codes
3
Property Tax Overview: Saint Charles, MO
Saint Charles has 3 ZIP codes with property tax data. The average effective tax rate across these ZIPs is 1.07%, which is 38% above the Missouri average of 0.78%. Annual property taxes range from $3,413 (ZIP 63304) to $3,322 (ZIP 63303).
For a home at Saint Charles's median value of $294,133, property taxes add approximately $263/month to housing costs. Saint Charles home values are above the Missouri median of $175,936, meaning the monthly tax impact is correspondingly higher.
Property tax rates within Saint Charles vary by 0.07 percentage points across its ZIP codes. This variation typically reflects different school district boundaries, special assessment zones, and municipal service areas within the city.
Saint Charles vs Missouri Average
Effective Tax Rate
38% above state average
Annual Property Tax
Median Home Value
Frequently Asked Questions
What is the average property tax rate in Saint Charles, MO?
The average effective property tax rate in Saint Charles, Missouri is 1.07%, based on 3 ZIP codes.
How much is property tax in Saint Charles, MO?
The average median annual property tax in Saint Charles is $3,148 per year, with a median home value of $294,133.
Which ZIP code in Saint Charles has the lowest property tax rate?
ZIP code 63304 has the lowest effective tax rate in Saint Charles at 1.03%, with a median annual tax of $3,413.
How many ZIP codes are in Saint Charles, MO?
Saint Charles, Missouri has 3 ZIP codes with property tax data available.
Which ZIP code in Saint Charles has the highest property tax rate?
ZIP code 63303 has the highest effective tax rate in Saint Charles at 1.10%, with a median annual tax of $3,322.
How do Saint Charles property taxes compare to the Missouri average?
Saint Charles's average effective rate of 1.07% is 38% above the Missouri state average of 0.78%.
What factors affect property tax rates between ZIP codes in Saint Charles?
Property tax rate differences within Saint Charles are typically driven by school district boundaries (which can account for 40–60% of a tax bill), special assessment zones for fire, water, or transit services, and whether a ZIP falls within city limits or an unincorporated area. Each taxing jurisdiction sets its own rate, which is why adjacent ZIP codes can have noticeably different effective rates.
Tips for Saint Charles Homeowners
- •Appeal your assessment: If your home is assessed higher than its market value, you can file a property tax appeal. Studies suggest 30–60% of properties are over-assessed. Most counties offer a free informal review process.
- •Check your exemptions: Homestead exemptions can reduce your taxable value and are available to primary residents in most states. Senior, veteran, and disability exemptions may also apply. Exemptions must typically be applied for — they are not automatic.
- •Know your assessment cycle: Missouri reassesses properties periodically. After buying a home, your next tax bill may reflect a new assessment based on your purchase price. Budget accordingly, especially if you bought above prior assessed values.
- •Compare ZIP codes before buying: Even within Saint Charles, effective tax rates can vary significantly across ZIP codes due to different school district overlays. Use PropertyTaxByZip to compare specific ZIPs before choosing a neighborhood.
Looking for county-level property tax data? View St. Charles County on TaxByCounty.com
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.