St. Charles County property record for 513 Harmony Ln, O Fallon, MO 63366 · Last verified August 2026
| Property Type | Residential > Multi-Unit > Duplex |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Architecture Style | Duplex Single |
| Year Built | Built 1960 |
| Square Footage | 1,392 sqft Living Area |
| Lot Size | 11,264 sqft (0.259 acres) |
| Tax Bill | $1,592.00 (2025) |
| Primary APN | 236880A000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Building Area | 1,392 sqft Living Area |
| 1st Floor | 1,392 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Duplex Single Style |
| Exterior Material | Siding Exterior |
| Roof Construction | Gable Roof Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 11,264 sqft (0.259 acres) |
| Depth X Width | 128 ft x 88 ft Depth x Width |
| Porch | Open Porch |
| Porch Area | 40 sqft Porch |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Heating Fuel | Gas Heating Fuel |
| Sewage | Sewage Connected |
| Water Source | Yes (Unknown Type) Water Source |
| Account Number | 236880A000 |
|---|---|
| Street Address | 513 HARMONY LN |
| City | O FALLON |
| State | MO |
| Zip | 63366-2729 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Duplex |
| Legal Description | PATTON SUB LOT 31 |
| Legal Subdivision | PATTON SUB |
| Legal Lot Number | 31 |
| Jurisdiction | ST CHARLES MO |
| Minor Civil Division | O'FALLON |
| Census Blockgroup | 1 |
| Census Block | 1024 |
| Census Tract | 311602 |
Source: St. Charles County records · APN 236880A000
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 | Individual Name on File |
|---|---|
| Mailing Address | 4 BLUFFWOOD CT, SAINT CHARLES, MO 63301-0379 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name 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 |
| Municipality | O'Fallon City |
| Unified School District | Fort Zumwalt R-II School District (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $24,198 (-) | $127,357 (-) Land $41,666 Building $85,691 | |
| 2025 | $1,592.00 | $24,198 (+10.51%) | $127,357 (+10.51%) Land $41,666 Building $85,691 |
| 2023 | $21,897 | ||
| 2022 | $115,245 Land $29,167 Building $86,078 |
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