Dane County property records for 35 addresses on Onyx Ln, Madison, WI · Last verified August 2026
| Properties | 35 |
|---|---|
| Median Sale Price | $284,700 |
| Deeds and Mortgages on File | 63 |
| Median Price per Sqft | $159 |
| Owner Occupied | 91% |
| Median Annual Tax Bill | $5,999 |
| Median Year Built | 1963 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 1,180 sqft · built 1962 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,000Sep 2004 | $5,5652024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
3 bd · 1 ba · 1,556 sqft · built 1964 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $169,900Jul 2014 | $6,4352025 | Amount on Record Jun 2014 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated May 2026 |
3 bd · 2 ba · 1,556 sqft · built 1963 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $355,000Jun 2023 | $5,9322024 | Amount on Record Jun 2019 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,678 sqft · built 1963 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,1162024 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 1 ba · 1,287 sqft · built 1962 · 0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Mar 2021 | $5,8682024 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 1 ba · 1,461 sqft · built 1963 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $221,200Jun 2018 | $5,6752024 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Feb 2026 |
3 bd · 1 ba · 1,518 sqft · built 1962 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,4922025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,284 sqft · built 1962 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $205,000Apr 2019 | $5,0752024 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,451 sqft · built 1963 · 0.228 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $56,000Apr 2004 | $5,2682024 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,591 sqft · built 1963 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $222,000Jun 2018 | $5,7002024 | Amount on Record Jan 2013 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,289 sqft · built 1963 · 0.194 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $167,500Jul 2017 | $5,4912024 | —Jun 2010 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,553 sqft · built 1963 · 0.177 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $365,000Oct 2023 | $6,1092024 | Amount on Record Sep 2018 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,394 sqft · built 1963 · 0.195 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $115,000Nov 2000 | $5,1602024 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
2 bd · 2 ba · 1,889 sqft · built 1963 · 0.178 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Mar 1997 | $6,1162024 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,908 sqft · built 1963 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $268,500Aug 2020 | $5,8772024 | Amount on Record Apr 2018 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,536 sqft · built 1963 · 0.184 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2019 | $5,1352024 | 1 Name on Record Owner Occupied | AssessorUpdated Feb 2026 |
3 bd · 1 ba · 1,908 sqft · built 1963 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 2024 | $5,5232024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
3 bd · 2 ba · 1,536 sqft · built 1963 · 0.188 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,3932024 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
3 bd · 1 ba · 1,422 sqft · built 1963 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,4322024 | 1 Name on Record | Assessor + 1 DocumentUpdated Feb 2026 |
3 bd · 2 ba · 1,600 sqft · built 1965 · 0.286 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $185,000May 2018 | $5,0482024 | —Oct 2011 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 1 ba · 1,976 sqft · built 1965 · 0.268 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $47,000Jun 1978 | $5,9992024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
4 bd · 2 ba · 1,696 sqft · built 1967 · 0.238 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $87,000Sep 1989 | $6,2432024 | 3 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
4 bd · 2 ba · 2,088 sqft · built 1966 · 0.259 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,4312025 | 1 Name on Record Owner Occupied | AssessorUpdated Apr 2026 |
3 bd · 1.5 ba · 1,690 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $66,900Aug 2023 | $6,2372025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,497 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2003 | $6,1002024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2026 |
4 bd · 2 ba · 2,578 sqft · built 1966 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $89,900Jan 1989 | $7,3282024 | 3 Names on Record Owner Occupied | AssessorUpdated Feb 2026 |
3 bd · 2 ba · 1,876 sqft · built 1966 · 0.241 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $284,700Apr 2021 | $6,0482025 | —Apr 2021 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 1.5 ba · 1,968 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $248,000May 2021 | $6,3642025 | —Oct 2018 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 2 ba · 1,872 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,0272024 | 2 Names on Record | Assessor + 1 DocumentUpdated Feb 2026 |
3 bd · 2 ba · 1,878 sqft · built 1966 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $177,000Sep 2007 | $6,3712024 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Feb 2026 |
4 bd · 2 ba · 2,149 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $275,500May 2018 | $7,8922025 | —May 2018 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
4 bd · 2 ba · 2,164 sqft · built 1964 · 0.239 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2005 | $7,0152024 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 1,585 sqft · built 1965 · 0.256 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $192,500Sep 2004 | $6,4612024 | 1 Name on Record Owner Occupied | AssessorUpdated Feb 2026 |
3 bd · 3 ba · 1,734 sqft · built 1966 · 0.239 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2021 | $5,9992024 | 3 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Feb 2026 |
3 bd · 2 ba · 2,434 sqft · built 1966 · 0.337 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,4312025 | 1 Name on Record | AssessorUpdated Apr 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |