St. Louis County property record for 340 Marsten Ct, Ballwin, MO 63021 · Last verified February 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1993 |
| Square Footage | 1,754 sqft Living Area |
| Lot Size | 10,019 sqft (0.23 acres) |
| Garage | 650 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $4,787.00 (2024) |
| Primary APN | 23S-1-1-043-2 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 10 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Building Area | 1,754 sqft Living Area |
| 1st Floor | 1,740 sqft 1st Floor |
| Family Room | Family Room |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1993 |
|---|---|
| Architectural Style | Ranch Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Foundation Type | Raised Foundation |
| Lot Area | 10,019 sqft (0.23 acres) |
| Depth X Width | 117 ft x 87 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 650 sqft Garage |
| Balcony Area | 14 sqft Balcony |
|---|---|
| Balcony | Balcony |
| Patio Area | 78 sqft Patio |
| Porch | Open Porch |
| Porch Area | 54 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air Heating |
| Heating Fuel | Gas Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 340 MARSTEN CT |
|---|---|
| City | BALLWIN |
| State | MO |
| Zip | 63021-8354 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | WESTBROOKE WOODS PLAT EIGHT |
| Legal Subdivision | WESTBROOKE WOODS PLAT EIGHT |
| Legal Lot Number | 287 |
| Jurisdiction | ST LOUIS MO |
| Minor Civil Division | MERAMEC |
| Census Blockgroup | 3 |
| Census Block | 3009 |
| Census Tract | 217944 |
Source: St. Louis County records · APN 23S-1-1-043-2
Assessment roll updated May 31, 2025 · Last verified February 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 | 340 MARSTEN CT, BALLWIN, MO 63021-8354 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 03, 2000 |
| Deed Sale | Jul 03, 2000 |
| Deed Doc Number | 482 |
| Record Refreshed | Jun 08, 2026 |
Source: St. Louis County records · Assessment roll updated May 31, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Missouri |
| Municipality | Ballwin City |
| County | St. Louis County |
| Unified School District | Rockwood R-VI School District (KG - 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 |
|---|---|---|---|
| 2025 | $77,180 (+12.77%) Land $31,600 Building $45,580 | $406,200 (+12.77%) Land $166,300 Building $239,900 | |
| 2024 | $4,787.00 (+0.08%) | ||
| 2023 | $4,783.00 (+7.41%) | $68,440 (+14.97%) Land $17,560 Building $50,880 | $360,200 (+14.97%) Land $92,400 Building $267,800 |
| 2022 | $4,453.00 | $59,530 Land $21,070 Building $38,460 | |
| 2021 | $313,300 Land $110,900 Building $202,400 |
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