Wisconsin Ave, Delafield, WI Property Records

Waukesha County property records for 12 addresses on Wisconsin Ave, Delafield, WI · Last verified August 2026

Wisconsin Ave Highlights

Properties 12
Median Sale Price $226,957
Deeds and Mortgages on File 22
Median Price per Sqft $164
Owner Occupied 75%
Median Annual Tax Bill $3,909
Median Year Built 1955
Median Ownership Tenure 11 years

Properties on Wisconsin Ave

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

305 Wisconsin Ave

4 bd · 1.5 ba · 1,949 sqft · built 1968 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$536,000Aug 2023 $5,7072025 Amount on Record Aug 2003 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Jul 2026

309 Wisconsin Ave

2 bd · 1 ba · 1,087 sqft · built 1950 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$136,500Mar 2001 $3,2452025 —Aug 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

315 Wisconsin Ave

3 bd · 2 ba · 1,224 sqft · built 1973 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$98,300Mar 2021 $3,2242025 Amount on Record Aug 2018 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

403 Wisconsin Ave

3 bd · 2 ba · 1,070 sqft · built 1948 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$226,957Apr 2012 $2,6792025 Amount on Record Sep 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

419 Wisconsin Ave

2 bd · 1 ba · 1,249 sqft · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$193,000Jan 2006 $4,6292025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

435 Wisconsin Ave

3 bd · 1 ba · 1,575 sqft · built 1955 · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Sep 2008 $4,2642025 —Sep 2008 1 Name on Record AssessorUpdated Jul 2026

503 Wisconsin Ave

3 bd · 2 ba · built 1954 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000Aug 2025 $4,0082025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

511 Wisconsin Ave

2 bd · 1 ba · 1,122 sqft · built 1960 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$158,000Jul 2009 $3,9092025 —Apr 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

514 Wisconsin Ave

0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$209,000Nov 2023 $2,2312025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

529 Wisconsin Ave

2 bd · 1 ba · 1,083 sqft · built 1947 · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$178,000Apr 2015 $3,5962025 —Mar 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

539 Wisconsin Ave

0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,0722025 1 Name on Record AssessorUpdated Jul 2026

545 Wisconsin Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,900,000May 2026 $10,7792025 Amount on Record Aug 2025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

Wildfire Risk on Wisconsin Ave

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

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets