St. Charles County property record for 620 Mueller Rd, O Fallon, MO 63366 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | built 1968 |
| Lot Size | 0.32 acres (13,939 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $60 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 331320A000 |
| Primary APN | 331320A000 |
|---|---|
| Alternative APN |
|
| Year Built | Built 1968 |
|---|---|
| Effective Year Built | Effective 1968 |
| Lot Area | 13,939 sqft (0.32 acres) |
| Account Number | 331320A000 |
|---|---|
| Street Address | MUELLER RD |
| City | OFALLON |
| State | MO |
| Zip | 63366 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PT SUR 10 |
| Legal Lot Number | 1 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | WENTZVILLE |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 311801 |
Source: St. Charles County records · APN 331320A000
Assessment roll updated August 7, 2026 · Last verified August 2026
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| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 620 MUELLER RD, O FALLON, MO 63366-4702 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: St. Charles County records · Assessment roll updated August 7, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Charles County |
| Unified School District | Fort Zumwalt R-II School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,014 (-) | $5,340 (-) Land $4,534 Building $806 | |
| 2025 | $60.00 | $1,014 (+12.79%) | $5,340 (+12.82%) Land $4,534 Building $806 |
| 2023 | $899 | ||
| 2022 | $4,733 Land $4,000 Building $733 |
Source: FEMA National Flood Hazard Layer, St. Charles County (29183C), updated August 25, 2024 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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