St. Louis County property records for 16 addresses on Thomas Mason Pl, Ballwin, MO · Last verified August 2026
| Properties | 16 |
|---|---|
| Median Sale Price | $515,000 |
| Deeds and Mortgages on File | 17 |
| Median Price per Sqft | $184 |
| Owner Occupied | 94% |
| Median Annual Tax Bill | $6,737 |
| Median Year Built | 1988 |
| Median Ownership Tenure | 10 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 3.5 ba · 3,718 sqft · 0.8 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,3322024 | 1 Name on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 3 ba · 3,096 sqft · 0.369 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,5422024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
4 bd · 3.5 ba · 2,870 sqft · 0.319 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,0962024 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 5 ba · 3,210 sqft · 0.33 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000Sep 2019 | $8,7592024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
4 bd · 3 ba · 2,800 sqft · 0.319 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 1999 | $5,8952024 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
4 bd · 2.5 ba · 3,562 sqft · 0.489 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Feb 2004 | $8,4142024 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 3.5 ba · 2,794 sqft · 0.322 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $515,000Jan 2018 | $6,3532024 | Amount on Record Sep 2003 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Apr 2026 |
4 bd · 3.5 ba · 2,722 sqft · 0.35 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $715,000Oct 2023 | $6,8672024 | Amount on Record Sep 2012 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
4 bd · 4 ba · 3,148 sqft · 0.33 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $303,340Aug 1989 | $7,1342024 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
4 bd · 3 ba · 2,858 sqft · 0.339 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,3762024 | 3 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
4 bd · 4 ba · 3,582 sqft · 0.35 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $415,000Sep 2015 | $6,7372024 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
4 bd · 2.5 ba · 2,896 sqft · 0.339 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,1682024 | 1 Name on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 2.5 ba · 2,862 sqft · 0.339 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2022 | $5,8352024 | Amount on Record Sep 2013 | 1 Name on Record | Assessor + 3 DocumentsUpdated Apr 2026 |
4 bd · 3.5 ba · 2,891 sqft · 0.35 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2019 | $6,4162024 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 3.5 ba · 2,714 sqft · 0.4 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $417,000Oct 2005 | $6,3162024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Apr 2026 |
3 bd · 3.5 ba · 2,711 sqft · 0.36 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $515,000Aug 2016 | $6,9892024 | Amount on Record Feb 2015 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Apr 2026 |