Katy Ln, Saint Charles, MO Property Records

St. Charles County property records for 12 addresses on Katy Ln, Saint Charles, MO · Last verified August 2026

Katy Ln Highlights

Properties 12
Median Sale Price $300,000
Deeds and Mortgages on File 16
Median Price per Sqft $116
Owner Occupied 92%
Median Annual Tax Bill $4,688
Median Year Built 1995
Median Ownership Tenure 10 years

Properties on Katy Ln

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

400 Katy Ln

3 bd · 3 ba · 1,680 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$395,000Apr 2022 —Oct 1997 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jan 2024

401 Katy Ln

4 bd · 3 ba · 2,571 sqft · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$300,000Jul 2018 $5,1232025 —Jul 1998 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Mar 2026

404 Katy Ln

4 bd · 4 ba · 2,589 sqft · 0.23 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$570,000Sep 2023 $5,5072025 —May 2023 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Mar 2026

405 Katy Ln

3 bd · 3 ba · 3,409 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$316,000Jun 2017 $4,6882024 Amount on Record Apr 2007 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

409 Katy Ln

4 bd · 2.5 ba · 3,433 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$151,600Dec 1998 $4,8082024 Amount on Record Jan 1997 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

413 Katy Ln

3 bd · 2 ba · 2,970 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jan 2016 $4,1282024 —Aug 2014 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

417 Katy Ln

3 bd · 2 ba · 2,038 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000Jun 2014 $4,5702025 —Apr 1997 2 Names on Record Owner Occupied AssessorUpdated Mar 2026

421 Katy Ln

3 bd · 3 ba · 1,620 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$234,900Dec 2009 $4,3572025 —Jun 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Mar 2026

425 Katy Ln

3 bd · 2.5 ba · 2,906 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$217,900Nov 2016 $4,2982025 Amount on Record Dec 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

428 Katy Ln

4 bd · 2.5 ba · 2,496 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$135,302Sep 1994 $4,9542025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

429 Katy Ln

3 bd · 2 ba · 1,680 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$260,000May 2020 $3,9992024 Amount on Record Apr 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

432 Katy Ln

4 bd · 3.5 ba · 3,744 sqft · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on Katy Ln

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank at the 5th percentile of exposed land nationally · 7th in Missouri
Wildfire LikelihoodLow — about 1 in 6,897 per year
ExposureDirect
1 of 2 cells directly exposed · 2 adjoin burnable vegetation

Property Records in Nearby Streets