St. Charles County property records for 42 addresses on Knoll Brook Dr, O Fallon, MO · Last verified August 2026
| Properties | 42 |
|---|---|
| Median Sale Price | $609,238 |
| Deeds and Mortgages on File | 33 |
| Median Price per Sqft | $226 |
| Owner Occupied | 90% |
| Median Annual Tax Bill | $6,675 |
| Median Year Built | 2023 |
| Median Ownership Tenure | 2 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 2 ba · 2,914 sqft · 0.307 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $671,931Nov 2024 | $7,9282025 | 2 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
4 bd · 2 ba · 2,232 sqft · 0.317 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $379,050Aug 2025 | $3,2272025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 2,964 sqft · 0.307 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $679,266Jul 2023 | $8,7572025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
0.271 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8212025 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.238 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8212025 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.264 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $669,884Apr 2025 | $5,5572025 | 3 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8212025 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.246 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $591,925Feb 2025 | $5,9682025 | 2 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
3 bd · 2.5 ba · 2,560 sqft · 0.252 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $510,720Dec 2023 | $7,0192025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 4 ba · 3,090 sqft · 0.233 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $773,945Mar 2025 | $6042024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
4 bd · 3.5 ba · 2,918 sqft · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $737,199Apr 2026 | $8212025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2.5 ba · 2,728 sqft · 0.257 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $686,871Jun 2024 | $8,1042025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.282 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $580,146Dec 2025 | $6042024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Apr 2026 |
3 bd · 3 ba · 2,560 sqft · 0.31 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 2023 | $7,6822025 | 3 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Mar 2026 |
4 bd · 3 ba · 2,734 sqft · 0.275 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $562,681Sep 2023 | $6,6752025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Mar 2026 |
0.235 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2025 | $8212025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 3 ba · 2,096 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2023 | $6,7452025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 4 ba · 2,560 sqft · 0.287 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $718,039Aug 2024 | $8,7902025 | 2 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
4 bd · 3 ba · 3,102 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $632,263Aug 2024 | $7,6972025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 2.5 ba · 2,096 sqft · 0.233 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $501,452Feb 2025 | $5,5052025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3 ba · 2,560 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $547,770May 2023 | $7,1672025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 2.5 ba · 2,560 sqft · 0.233 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $569,069Mar 2025 | $4,9552025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2.5 ba · 2,560 sqft · 0.233 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $556,602Apr 2023 | $7,3022025 | —Apr 2023 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 3.5 ba · 3,444 sqft · 0.307 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $602,857Feb 2024 | $8,4142025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3 ba · 2,232 sqft · 0.242 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $514,857May 2023 | $6,7542025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Mar 2026 |
3 bd · 2.5 ba · 2,264 sqft · 0.285 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $621,877Dec 2024 | $6,2972025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 4 ba · 2,782 sqft · 0.266 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $664,366Sep 2023 | $8,5432025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 3 ba · 2,552 sqft · 0.285 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $657,304Aug 2023 | $8,4552025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
4 bd · 2.5 ba · 3,420 sqft · 0.267 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $609,238Apr 2023 | $7,9652025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3.5 ba · 3,200 sqft · 0.284 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $726,271Sep 2023 | $8,8222025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2.5 ba · 2,310 sqft · 0.267 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $493,058Apr 2023 | $6,5022025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.285 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $581,014May 2025 | $4,3622025 | 1 Name on Record Owner Occupied | AssessorUpdated Mar 2026 |
3 bd · 3 ba · 2,848 sqft · 0.267 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $641,443May 2023 | $8,3422025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
0.285 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 2025 | $3,0562025 | 1 Name on Record Owner Occupied | AssessorUpdated Mar 2026 |
4 bd · 4 ba · 3,456 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2025 | $8,7732025 | 3 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
3 bd · 2.5 ba · 2,600 sqft · 0.284 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $587,818Jun 2025 | $6042024 | 2 Names on Record | Assessor + 1 DocumentUpdated Apr 2026 |
4 bd · 4 ba · 3,130 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $662,643Jul 2024 | $7,8192025 | 2 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
0.285 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,687Apr 2025 | $4,8202025 | 2 Names on Record Owner Occupied | AssessorUpdated Mar 2026 |
3 bd · 2.5 ba · 2,333 sqft · 0.233 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $457,758Oct 2023 | $6,4152025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.266 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $636,697May 2023 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2023 |
4 bd · 3 ba · 2,962 sqft · 0.232 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2024 | $6,6152025 | —May 2024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Mar 2026 |
0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2022 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |