St. Charles County property record for 437 Mossy Brook Dr, O Fallon, MO 63366
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,560 sqft · built 2021 |
| Lot Size | 0.25 acres (10,903 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $862 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | T220300120 |
| Primary APN | T220300120 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,560 sqft Living Area |
| Gross Area | 5,120 sqft |
| 1st Floor Area | 2,560 sqft |
| Basement Area | 2,560 sqft |
| Year Built | Built 2021 |
|---|---|
| Effective Year Built | Effective 2021 |
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Lot Area | 10,903 sqft (0.25 acres) |
| Account Number | T220300120 |
|---|---|
| Street Address | 437 MOSSY BROOK DR |
| City | O FALLON |
| State | MO |
| Zip | 63366-5071 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BROOKSIDE ADDN #1 LOT 86 |
| Legal Subdivision | BROOKSIDE ADDN #1 |
| Legal Lot Number | 86 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | WENTZVILLE |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 312095 |
Source: St. Charles County records, as of August 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 4 RESEARCH PARK DR, 130, SAINT CHARLES, MO 63304-5639 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: St. Charles County assessment roll, as of August 7, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Charles County |
| Municipality | O'Fallon City |
| Unified School District | Fort Zumwalt R-II School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $110,061 (+688.12%) | $579,271 (+688.12%) Land $73,500 Building $505,771 | |
| 2025 | $862.00 (+35.96%) | $13,965 (+4%) | $73,500 (+4%) Land $73,500 |
| 2024 | $634.00 | ||
| 2023 | $9,975 | ||
| 2022 | $52,500 Land $52,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective August 25, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (2019–2022) |
| Most Recent Claim | Jul 2022 · Severe Storms And Flooding |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 75% of Missouri |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 52 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Brightspeed, Verizon, Wisper ISP.
5G (outdoors only) and 4G LTE
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