St. Peters property tax: where it goes
A typical St. Peters house pays about $3,050 a year on the property tax bill, including flat charges on the same bill. Estimated from public rates, not anyone's actual bill.
A St. Peters house pays 5.875% of its taxable value in property tax, plus flat charges on the same bill. For a house at $51,281 of value before exemptions, that's about $3,053 a year.
Tax is levied on Residential property is assessed at 19 percent of its true value in money. Rates are per $100 of assessed valuation..
The county's 2026 tax rate chart was not published when checked; the 2025 chart is the latest.
Pay or manage it
Who taxes this house
| Taxing agency | Rate | On $51,281 |
|---|---|---|
| City of St. Peters | 0.77% | $395 |
| State of Missouri | 0.03% | $15 |
| St. Charles County road and bridge | 0.1687% | $87 |
| St. Charles County library | 0.1668% | $86 |
| St. Charles County ambulance | 0.3175% | $163 |
| St. Charles County developmental disability | 0.1068% | $55 |
| St. Charles County dispatch and alarm | 0.0324% | $17 |
| Fort Zumwalt R-II School District (schools) | 4.1262% | $2,116 |
| St. Charles Community College | 0.1569% | $80 |
| Sewer lateral repair assessment | flat | $28 |
| Water service line repair assessment | flat | $12 |
| Total | 5.875% | $3,053 |
2025 tax year, St. Charles County (Fort Zumwalt R2 school code 00, city of St Peters).
Ways to pay less
- Seniors 62+: County property tax relief credit. St. Charles County residents at least 62 years old and living at the property as of Jan. 1, 2026 can apply for a credit on their tax bill. How: Apply or renew every year.
- Sewer lateral repair program. St. Peters residents pay a $28 annual assessment with real estate taxes. The Sewer Lateral Repair Program provides a maximum of $10,000 per household. How: Submit an application with a receipt for cleaning your lateral, your last paid real estate tax receipt, and a $500 application fee.
Dates
| When | What |
|---|---|
| Dec 31: Real estate tax bills due (in 56 days) | Tax bills are mailed by Dec. 1. Tax payments are due Dec. 31. |
Sources
Checked October 31, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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