20th Ave S, Onalaska, WI Property Records

La Crosse County property records for 9 addresses on 20th Ave S, Onalaska, WI · Last verified August 2026

20th Ave S Highlights

Properties 9
Median Sale Price $229,900
Deeds and Mortgages on File 24
Owner Occupied 100%
Median Annual Tax Bill $5,110
Median Ownership Tenure 12 years

Properties on 20th Ave S

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

501 20th Ave S

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1994 $5,1102025 2 Names on Record Owner Occupied AssessorUpdated Feb 2026

509 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000May 2026 $5,7822025 Amount on Record Aug 2023 1 Name on Record Owner Occupied Assessor + 11 DocumentsUpdated Aug 2026

517 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Aug 2024 $5,2572025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

525 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$229,900Sep 2018 $5,0492025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Feb 2026

533 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,4062025 3 Names on Record Owner Occupied AssessorUpdated Feb 2026

534 20th Ave S

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2004 $5,6332025 2 Names on Record Owner Occupied AssessorUpdated Feb 2026

541 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2014 $4,2172025 Amount on Record May 2008 3 Names on Record Owner Occupied AssessorUpdated Feb 2026

549 20th Ave S

0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$186,000Mar 2008 $4,8992025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Feb 2026

557 20th Ave S

0.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$219,900May 2005 $5,5422025 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Feb 2026

Property Records in Nearby Streets