Ofallon Ave, O Fallon, MO Property Records

St. Charles County property records for 18 addresses on Ofallon Ave, O Fallon, MO · Last verified August 2026

Ofallon Ave Highlights

Properties 18
Median Sale Price $155,000
Deeds and Mortgages on File 19
Median Price per Sqft $118
Owner Occupied 50%
Median Annual Tax Bill $1,756
Median Year Built 1955
Median Ownership Tenure 9 years

Properties on Ofallon Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

502 Ofallon Ave

3 bd · 2 ba · 1,956 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$155,000Aug 2005 $3,3772024 Amount on Record Jan 2005 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

503 Ofallon Ave

3 bd · 1 ba · 864 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,000Jun 2012 $1,5762025 —Nov 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

504 Ofallon Ave

2 bd · 2 ba · 1,312 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2018 $2,7182024 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

505 Ofallon Ave

3 bd · 1 ba · 864 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$102,300Sep 2019 $1,6572024 1 Name on Record Assessor + 4 DocumentsUpdated Apr 2026

507 Ofallon Ave

3 bd · 2 ba · 864 sqft · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,000Oct 2003 —Aug 1997 1 Name on Record Owner Occupied AssessorUpdated Oct 2023

508 Ofallon Ave

2 bd · 1 ba · 672 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2024 $1,7942024 1 Name on Record AssessorUpdated Apr 2026

509 Ofallon Ave

3 bd · 1 ba · 1,096 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$178,000Jun 2022 $1,9142025 —Apr 2022 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Mar 2026

510 Ofallon Ave

2 bd · 1 ba · 682 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,5532025 —Feb 1997 1 Name on Record AssessorUpdated Aug 2026

514 Ofallon Ave

3 bd · 3 ba · 2,073 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$280,155Mar 2022 $3,1682025 Amount on Record Oct 2020 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

601 Ofallon Ave

2 bd · 1 ba · 1,062 sqft · 0.206 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$238,668Dec 2023 $1,4542024 —Aug 2023 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

605 Ofallon Ave

3 bd · 2 ba · 1,496 sqft · 0.206 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,000Oct 2000 $3,2482025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

606 Ofallon Ave

4 bd · 2 ba · 1,664 sqft · 0.66 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$20,000Dec 2025 $1,7412025 1 Name on Record AssessorUpdated Aug 2026

609 Ofallon Ave

3 bd · 1 ba · 960 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1993 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

612 Ofallon Ave

2 bd · 1 ba · 1,076 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2000 $2,0992025 1 Name on Record AssessorUpdated Aug 2026

614 Ofallon Ave

0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
$482025 1 Name on Record AssessorUpdated Aug 2026

615 Ofallon Ave

3 bd · 1 ba · 1,890 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2017 $1,7562025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

616 Ofallon Ave

0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,000Oct 1986 $482025 1 Name on Record AssessorUpdated Aug 2026

618 Ofallon Ave

3 bd · 2 ba · 1,236 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$42,570Jul 2012 $1,6062024 Amount on Record Jan 2011 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

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