St. Charles County property record for 21 Doris Ave, O Fallon, MO 63368 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1992 |
| Square Footage | 1,856 sqft Living Area |
| Lot Size | 18,200 sqft (0.418 acres) |
| Garage | Attached, 420 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $2,799.00 (2025) |
| Primary APN | 803940A000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 8 Rooms |
| Building Area | 1,856 sqft Living Area |
| Gross Area | 3,340 sqft Gross Area |
| 1st Floor | 1,072 sqft 1st Floor |
| Basement Area | 1,064 sqft Basement |
| Stories | 2 Stories |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Bi-Level Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Roof Construction | Gable Roof Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 18,200 sqft (0.418 acres) |
| Depth X Width | 182 ft x 100 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 420 sqft Garage |
| Porch | Open Porch |
| Porch Area | 408 sqft Porch |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | 803940A000 |
|---|---|
| Street Address | 21 DORIS AVE |
| City | O FALLON |
| State | MO |
| Zip | 63368-7009 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | MARTELL SUB LOT 41 |
| Legal Subdivision | MARTELL SUB |
| Legal Lot Number | 41 |
| Jurisdiction | ST CHARLES MO |
| Minor Civil Division | BOONE |
| Census Blockgroup | 3 |
| Census Block | 3029 |
| Census Tract | 311153 |
Source: St. Charles County records · APN 803940A000
Assessment roll updated August 7, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 21 DORIS AVE, O FALLON, MO 63368-7009 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Refreshed | 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 | Wentzville R-IV 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 | $44,947 (-) | $236,562 (-) Land $35,000 Building $201,562 | |
| 2025 | $2,799.00 | $44,947 (+5.69%) | $236,562 (+5.69%) Land $35,000 Building $201,562 |
| 2023 | $42,526 | ||
| 2022 | $223,821 Land $35,000 Building $188,821 |
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