12th Ave, Union Grove, WI Property Records

Racine County property records for 30 addresses on 12th Ave, Union Grove, WI · Last verified August 2026

12th Ave Highlights

Properties 30
Median Sale Price $230,000
Deeds and Mortgages on File 43
Median Price per Sqft $139
Owner Occupied 90%
Median Annual Tax Bill $3,573
Median Year Built 1967
Median Ownership Tenure 12 years

Properties on 12th Ave

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

400 12th Ave

3 bd · 2 ba · 1,310 sqft · built 1972 · 0.292 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,000Sep 2012 Owner on Record Owner Occupied AssessorUpdated Apr 2026

419 12th Ave

4 bd · 2.5 ba · 2,747 sqft · built 1968 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$293,000Jan 2020 $5,3522025 Amount on Record Feb 2019 Owner on Record Owner Occupied Assessor + 6 DocumentsUpdated Apr 2026

429 12th Ave

3 bd · 2 ba · 1,912 sqft · built 1966 · 0.326 acres

Last Sale Tax Bill Prior Sale Owner Records
$216,900Mar 2009 $4,7442025 Amount on Record Aug 2006 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

439 12th Ave

4 bd · 2.5 ba · 2,034 sqft · built 1975 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8122025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

440 12th Ave

4 bd · 1.5 ba · 1,390 sqft · built 1968 · 0.262 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Jun 2016 $3,1622025 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

501 12th Ave

3 bd · 1.5 ba · 1,524 sqft · built 1970 · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1982025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

504 12th Ave

3 bd · 1.5 ba · 1,460 sqft · built 1966 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$167,200May 2006 $3,9402025 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

507 12th Ave

2 bd · 1 ba · 1,120 sqft · built 1972 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,2642025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

510 12th Ave

3 bd · 1.5 ba · 1,600 sqft · built 1972 · 0.235 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,0972025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

525 12th Ave

3 bd · 1.5 ba · 1,263 sqft · built 1970 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,9092025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

539 12th Ave

5 bd · 2 ba · 1,144 sqft · built 1968 · 0.242 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Sep 2014 $3,4502025 Amount on Record Sep 2010 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

559 12th Ave

3 bd · 1.5 ba · 1,150 sqft · built 1974 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,9592025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

600 12th Ave

4 bd · 1.5 ba · 2,048 sqft · built 1972 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8412025 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

603 12th Ave

3 bd · 1.5 ba · 1,533 sqft · built 1967 · 0.303 acres

Last Sale Tax Bill Prior Sale Owner Records
$182,000Aug 2014 $4,4692025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

611 12th Ave

4 bd · 1.5 ba · 1,287 sqft · built 1975 · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Nov 2011 $3,3072025 —May 2011 Owner on Record Owner Occupied AssessorUpdated Apr 2026

616 12th Ave

3 bd · 1 ba · 1,120 sqft · built 1965 · 0.166 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,8442025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

636 12th Ave

3 bd · 1 ba · 1,120 sqft · built 1960 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,900Apr 2020 $3,0402025 Amount on Record Apr 2019 Owner on Record Assessor + 4 DocumentsUpdated Apr 2026

640 12th Ave

3 bd · 3 ba · 1,874 sqft · built 1961 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,3282025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

641 12th Ave

3 bd · 1.5 ba · 1,404 sqft · built 1960 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Aug 2012 $3,3562025 Amount on Record Apr 2012 Owner on Record Owner Occupied AssessorUpdated Apr 2026

801 12th Ave

4 bd · 2 ba · 1,644 sqft · built 1900 · 0.351 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Mar 2021 $2,9652025 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

804 12th Ave

0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$192,000Aug 2021 $7602025 Amount on Record Dec 2015 Owner on Record Assessor + 1 DocumentUpdated Apr 2026

807 12th Ave

4 bd · 2 ba · 1,755 sqft · built 1925 · 0.132 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,3632025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

808 12th Ave

3 bd · 1 ba · 1,500 sqft · built 1880 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

816 12th Ave

4 bd · 2 ba · 1,800 sqft · built 1900 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$226,500Nov 2022 $4,1092025 Amount on Record Dec 2021 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

817 12th Ave

1 bd · 1 ba · 1,567 sqft · built 1880 · 0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$129,900Jun 2010 $2,6582025 Owner on Record AssessorUpdated Apr 2026

822 12th Ave

4 bd · 1 ba · 2,034 sqft · built 1900 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Aug 2025 $4,6102025 Amount on Record Mar 2022 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

823 12th Ave

4 bd · 2 ba · 1,820 sqft · built 1930 · 0.167 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2009 $3,0922025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

906 12th Ave

0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Mar 2024

1115 12th Ave

3 bd · 1 ba · 1,056 sqft · built 1960 · 0.158 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Aug 2024 $2,7362025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1130 12th Ave

3 bd · 1 ba · 1,104 sqft · built 1979 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,5732025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

Property Records in Nearby Streets