Boulder County property records for 19 addresses on 3rd Ave, Niwot, CO · Last verified August 2026
| Properties | 19 |
|---|---|
| Median Sale Price | $740,000 |
| Deeds and Mortgages on File | 24 |
| Median Price per Sqft | $375 |
| Owner Occupied | 37% |
| Median Annual Tax Bill | $4,486 |
| Median Year Built | 1930 |
| Median Ownership Tenure | 16 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1 bd · 1.75 ba · 999 sqft · 0.219 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $411,000Aug 2023 | $3,9312025 | Sale Amount Oct 1998 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3 bd · 1 ba · 1,104 sqft · 0.373 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 1990 | $3,8772025 | Sale Amount May 1980 | 1 Name on Record | AssessorUpdated Jun 2026 |
3 bd · 2 ba · 1,808 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $740,000May 2025 | $3,5222025 | —Aug 1993 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 bd · 3.25 ba · 2,282 sqft · 0.151 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,300,000Jan 2024 | $7,7152025 | Sale Amount May 2001 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
6 bd · 2.75 ba · 2,696 sqft · 0.336 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $980,000Jul 2023 | $6,7282025 | Sale Amount Jul 2021 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 2.25 ba · 1,300 sqft · 0.163 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $474,950Oct 2014 | $5,1152025 | Sale Amount Jan 2014 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
2 bd · 1.75 ba · 1,599 sqft · 0.171 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $442,000Aug 2015 | $4,8492025 | Sale Amount May 2015 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
7,573 sqft · Built 1999 · 1.35 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,520,000May 2025 | $67,9382025 | Sale Amount Dec 2013 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
2 bd · 1 ba · 912 sqft · 0.159 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $72,300Jun 1989 | $3,7492025 | —Aug 1979 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 1.5 ba · 1,820 sqft · 0.158 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $91,000Sep 1986 | $3,7052025 | Sale Amount Mar 1978 | 2 Names on Record | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 868 sqft · 0.454 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $141,000Oct 1993 | $3,6742025 | Sale Amount Jul 1990 | 2 Names on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 1 ba · 1,436 sqft · 0.408 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 1980 | $1,5992025 | Sale Amount Jan 1979 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 2 ba · 1,480 sqft · 0.319 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $190,000Apr 1996 | $4,4862025 | Sale Amount Aug 1980 | 2 Names on Record | AssessorUpdated Jun 2026 |
2 bd · 1 ba · 1,058 sqft · 0.375 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $74,000May 1989 | $3,5722025 | —Sep 1982 | 2 Names on Record | AssessorUpdated Jun 2026 |
5 bd · 3.25 ba · 2,052 sqft · 0.171 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $677,267Aug 2020 | $7,0532025 | Sale Amount Jun 2014 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jun 2026 |
3 bd · 3 ba · 2,555 sqft · 0.244 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 1993 | $6,3832025 | —Feb 1984 | 1 Name on Record | AssessorUpdated Jun 2026 |
3 bd · 3 ba · 2,288 sqft · 0.127 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $362,000Dec 2010 | $5,5572025 | Sale Amount Jul 1990 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 2,560 sqft · 0.163 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $197,000Jul 1996 | $4,3112025 | Sale Amount Mar 1987 | 1 Name on Record | AssessorUpdated Jun 2026 |
4 bd · 2.25 ba · 1,760 sqft · 0.292 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $660,500Oct 2019 | $6,2762025 | Sale Amount Sep 2017 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |