Boulder County property records for 31 addresses on Madison Ave, Boulder, CO · Last verified August 2026
| Properties | 249 |
|---|---|
| Median Sale Price | $315,000 |
| Deeds and Mortgages on File | 217 |
| Median Price per Sqft | $431 |
| Owner Occupied | 21% |
| Median Annual Tax Bill | $1,699 |
| Median Year Built | 1969 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
72 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $460,000Jul 2026 | $1,7502025 | $335,00072 units |
12 bd · 6 ba · 4,200 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $595,000Sep 2009 | $13,0382025 | Sale Amount Jul 1976 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
11 bd · 6 ba · 4,200 sqft · 0.175 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $98,000Nov 1976 | $12,0882025 | Sale Amount Aug 1975 | 1 Name on Record | AssessorUpdated Aug 2026 |
12 bd · 6 ba · 4,487 sqft · 0.159 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000Jul 2002 | $10,6152025 | Sale Amount Dec 1976 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
14 bd · 10 ba · 6,760 sqft · 0.317 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $550,000Mar 1997 | $18,6802025 | Sale Amount Sep 1992 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
72 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $290,000Jul 2026 | $1,7242025 | $290,00072 units |
6 bd · 6 ba · 4,420 sqft · 0.156 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $205,000Jan 1990 | $12,4102025 | Sale Amount Dec 1984 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
12 bd · 6 ba · 4,200 sqft · 0.167 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 1976 | $12,1782025 | Sale Amount Jun 1976 | 1 Name on Record | AssessorUpdated Aug 2026 |
8 bd · 4 ba · 4,290 sqft · 0.168 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Jun 2012 | $11,1712025 | Sale Amount Nov 2006 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 4 ba · 4,290 sqft · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,100May 1986 | $10,0842025 | Sale Amount Sep 1977 | 2 Names on Record | AssessorUpdated Jun 2026 |
8 bd · 4 ba · 4,096 sqft · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,662,400Jan 2022 | $10,0942025 | Sale Amount Nov 2003 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
12 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $315,000Jun 2023 | $2,4022025 | $315,00012 units |
8 bd · 4 ba · 4,096 sqft · 0.152 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $229,000Feb 1992 | $11,4542025 | Sale Amount Nov 1977 | 2 Names on Record | AssessorUpdated Jun 2026 |
9 units · Built 1969 · 608 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $280,000Jan 2025 | $1,5652025 | $280,0009 units |
9 units · Built 1969 · 541 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $290,000Jan 2023 | $1,5832025 | $225,0009 units |
6 bd · 6 ba · 3,410 sqft · 0.207 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $582,500Oct 2008 | $10,8102025 | Sale Amount Apr 1972 | 1 Name on Record | AssessorUpdated Aug 2026 |
12 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $480,000Apr 2023 | $2,4512025 | $120,00012 units |
12 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $465,000Jun 2025 | $2,3712025 | $360,00012 units |
9 units · Built 1969 · 418 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $306,180Apr 2024 | $1,4712025 | $111,0009 units |
9 units · Built 1969 · 418 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $295,000Sep 2025 | $1,2922025 | $195,0009 units |
4 bd · 4 ba · 1,628 sqft · 0.175 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $346,000Sep 2023 | $5,4712025 | Sale Amount Dec 2005 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
12 units · Built 1969 · 570 sq ft
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
| $105,500Aug 2024 | $2,4022025 | $230,00012 units |
12 bd · 12 ba · 7,292 sqft · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,750,000Jan 2019 | $23,8142025 | —Feb 1992 | 1 Name on Record | Assessor + 7 DocumentsUpdated Jul 2026 |
3 bd · 1.75 ba · 966 sqft · 0.158 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $275,000Aug 2001 | $4,2602025 | Sale Amount Sep 2000 | 2 Names on Record | AssessorUpdated Jun 2026 |
2 bd · 2.25 ba · 2,764 sqft · 0.625 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 1986 | Sale Amount Aug 1962 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1.5 ba · 1,186 sqft · 0.153 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Feb 2013 | $4,1232025 | Sale Amount Jul 2003 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
3 bd · 1 ba · 966 sqft · 0.173 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $56,000Oct 1978 | $3,4092025 | Sale Amount Sep 1976 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
17,700 sqft · Built 1980 · 1.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 1986 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 966 sqft · 0.254 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $249,900May 2000 | $4,4602025 | Sale Amount Jun 1993 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 1.75 ba · 1,835 sqft · 0.163 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Dec 2022 | $4,8362025 | Sale Amount Sep 1992 | 1 Name on Record | Assessor + 5 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,483 sqft · 0.245 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $318,500Oct 2002 | $4,7962025 | Sale Amount Jul 1991 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jun 2026 |