21st Ave S, Onalaska, WI Property Records

La Crosse County property records for 17 addresses on 21st Ave S, Onalaska, WI · Last verified August 2026

21st Ave S Highlights

Properties 17
Median Sale Price $260,000
Deeds and Mortgages on File 31
Owner Occupied 100%
Median Annual Tax Bill $4,899
Median Ownership Tenure 14 years

Properties on 21st Ave S

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

502 21st Ave S

0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2018 $4,6462025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

509 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Dec 2012 $4,3882025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

510 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,0102025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

517 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8792025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

518 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2002 $4,8982025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

525 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Jul 2018 $4,6282025 Amount on Record May 2011 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Feb 2026

526 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2008 $5,0802025 —Sep 2008 1 Name on Record Owner Occupied AssessorUpdated Feb 2026

533 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2023 $4,2682025 Amount on Record May 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Feb 2026

534 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1997 $4,8992025 2 Names on Record Owner Occupied AssessorUpdated Feb 2026

541 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2008 $4,7572025 —Feb 2008 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

542 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$289,900Jul 2020 $5,0552025 Amount on Record Aug 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

549 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2001 $5,1562025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Feb 2026

550 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$209,000Aug 2012 $6,3362025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

557 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$204,300May 2008 $5,1122025 Amount on Record May 2005 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Feb 2026

558 21st Ave S

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,2342025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Feb 2026

565 21st Ave S

0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9762025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Feb 2026

566 21st Ave S

0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jun 2022 $5,2612025 Amount on Record Aug 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Feb 2026

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