Willow Valley Dr, O Fallon, MO Property Records

St. Charles County property records for 34 addresses on Willow Valley Dr, O Fallon, MO · Last verified August 2026

Willow Valley Dr Highlights

Properties 34
Median Sale Price $336,000
Deeds and Mortgages on File 49
Median Price per Sqft $113
Owner Occupied 88%
Median Annual Tax Bill $4,894
Median Year Built 2006
Median Ownership Tenure 17 years

Properties on Willow Valley Dr

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

500 Willow Valley Dr

4 bd · 3 ba · 2,964 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$336,000Jul 2018 $5,1332025 —Mar 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

504 Willow Valley Dr

4 bd · 2.5 ba · 2,730 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$389,025Jun 2026 $4,8942025 Amount on Record Aug 2019 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

508 Willow Valley Dr

3 bd · 2 ba · 2,215 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$194,500Jul 2014 $4,3732024 —Apr 2013 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

509 Willow Valley Dr

4 bd · 3 ba · 2,862 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$254,900May 2015 $5,0522025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Mar 2026

512 Willow Valley Dr

3 bd · 2 ba · 1,584 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$243,113Apr 2006 $3,7592025 —Apr 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

513 Willow Valley Dr

3 bd · 2 ba · 1,558 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$214,275Mar 2015 $3,8922025 1 Name on Record Owner Occupied AssessorUpdated Mar 2026

516 Willow Valley Dr

3 bd · 3 ba · 2,154 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$317,870Dec 2008 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2023

517 Willow Valley Dr

3 bd · 2 ba · 2,237 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$296,415May 2009 $4,7602025 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

520 Willow Valley Dr

3 bd · 2 ba · 2,074 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$304,582Feb 2007 $4,2902024 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

521 Willow Valley Dr

3 bd · 2 ba · 2,238 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$203,980Sep 2010 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

524 Willow Valley Dr

3 bd · 2 ba · 1,602 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$261,750Sep 2006 $3,8202025 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

525 Willow Valley Dr

3 bd · 3 ba · 2,564 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$232,700Mar 2016 $4,4282025 —Mar 2009 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

528 Willow Valley Dr

4 bd · 2.5 ba · 3,052 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$227,500Sep 2009 $4,7362024 Amount on Record Apr 2006 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

529 Willow Valley Dr

4 bd · 4 ba · 3,166 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$262,016Feb 2007 $5,3022025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

532 Willow Valley Dr

4 bd · 3 ba · 3,011 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$301,053Oct 2006 $5,4002025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Mar 2026

533 Willow Valley Dr

4 bd · 3 ba · 3,160 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Dec 2022 $5,1032025 —Dec 2015 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Mar 2026

536 Willow Valley Dr

4 bd · 3 ba · 2,892 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Jun 2007 $4,9022025 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

537 Willow Valley Dr

4 bd · 3 ba · 3,142 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$245,000Jul 2017 $5,0812025 —Feb 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Mar 2026

540 Willow Valley Dr

4 bd · 3 ba · 3,160 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$437,000May 2024 $5,1342025 Amount on Record Jul 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

541 Willow Valley Dr

4 bd · 2.5 ba · 3,250 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,012,500Mar 2026 $5,1752025 Amount on Record Jun 2016 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

544 Willow Valley Dr

4 bd · 2.5 ba · 3,187 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$125,000May 2016 $4,8632024 Amount on Record Sep 2006 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

545 Willow Valley Dr

4 bd · 2.5 ba · 3,162 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$265,000Mar 2007 $4,8312024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

548 Willow Valley Dr

4 bd · 3 ba · 3,512 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$252,900Apr 2008 $5,6312025 —May 2006 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Mar 2026

549 Willow Valley Dr

3 bd · 3 ba · 2,546 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$248,682Nov 2006 $4,4192025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

552 Willow Valley Dr

3 bd · 2 ba · 2,128 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$267,372Jan 2007 $4,3972024 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

553 Willow Valley Dr

4 bd · 3 ba · 2,503 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$223,506May 2005 $4,4912025 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

556 Willow Valley Dr

4 bd · 4 ba · 2,976 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$272,755Apr 2005 $5,1112025 1 Name on Record Owner Occupied AssessorUpdated Mar 2026

557 Willow Valley Dr

4 bd · 2.5 ba · 3,186 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,500Aug 2005 $4,8512024 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

560 Willow Valley Dr

4 bd · 3 ba · 3,186 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$285,297Oct 2005 $5,1492025 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

561 Willow Valley Dr

4 bd · 3 ba · 2,910 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,000Mar 2007 $5,0102025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

564 Willow Valley Dr

3 bd · 2 ba · 2,128 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2021 $4,4162024 Amount on Record Feb 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

565 Willow Valley Dr

4 bd · 2.5 ba · 3,136 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$237,200Jul 2015 $4,7792023 Amount on Record Dec 2005 1 Name on Record AssessorUpdated Jul 2026

568 Willow Valley Dr

4 bd · 3 ba · 3,160 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,465Feb 2006 $5,1032025 1 Name on Record Owner Occupied AssessorUpdated Mar 2026

569 Willow Valley Dr

4 bd · 3.5 ba · 4,239 sqft · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$268,400Feb 2012 $4,9482024 Amount on Record Nov 2005 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

Property Records in Nearby Streets