St. Charles County property record for 18 Briarcastle Ct, O Fallon, MO 63366
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,664 sqft · built 2000 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $201,000 (Jun 2003) |
| Tax Bill | $4,336 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | T011800206 |
| Primary APN | T011800206 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,664 sqft Living Area |
| Gross Area | 3,962 sqft |
| 1st Floor Area | 1,664 sqft |
| Basement Area | 1,628 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Ranch |
| Exterior Material | Brick/Stone |
| Lot Area | 10,019 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 670 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 110 sqft |
| Patio Area | 120 sqft |
| Heating Fuel | Gas |
|---|---|
| Sewer | Connected |
| Account Number | T011800206 |
|---|---|
| Street Address | 18 BRIARCASTLE CT |
| City | O FALLON |
| State | MO |
| Zip | 63366-6314 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUNSET RIDGE EST PH1 #2 LOT 132 |
| Legal Subdivision | SUNSET RIDGE ESTS PH1 #2 |
| Legal Lot Number | 132 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | LAKE ST. LOUIS |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 311907 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 18 BRIARCASTLE CT, O FALLON, MO 63366-6314 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 3, 2003 · Amount on Record |
| Deed Sale | Jun 3, 2003 · Amount on Record |
| Prior Sale | Sep 18, 2000 · Amount on Record |
| Deed Document Number | 200377587 |
| Deed Book / Page | 3439 / 392 |
| Last Transfer Date | May 1, 2024 |
| Transfer Doc | 0000018188 |
| Record Updated | Oct 29, 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 | Wentzville R-IV School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $63,458 (-) | $333,988 (-) Land $65,000 Building $268,988 | |
| 2025 | $4,336.00 | $63,458 (+8.09%) | $333,988 (+8.09%) Land $65,000 Building $268,988 |
| 2023 | $58,708 | ||
| 2022 | $308,988 Land $55,000 Building $253,988 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective August 25, 2024
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ST CHARLES COUNTY PWSD 2 serves 100,587 people · EPA ID MO6024530 |
|---|---|
| Water Source | Purchased surface water from ST LOUIS CITY PWS |
| Last State Inspection | Aug 2023 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 386 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Brightspeed, Gateway Fiber.
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