Boulder County property records for 23 addresses on Walnut St, Louisville, CO · Last verified October 2026
| Properties | 23 |
|---|---|
| Median Sale Price | $875,000 |
| Deeds and Mortgages on File | 31 |
| Median Price per Sqft | $344 |
| Owner Occupied | 57% |
| Median Annual Tax Bill | $5,553 |
| Median Year Built | 1967 |
| Median Ownership Tenure | 16 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
119 Walnut St |
5 bd · 3.5 ba · 4,249 sqft built 1995 · 0.29 acres | $1,700,000 Jun 2020 | $10,814 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
120 Walnut St |
4 bd · 3.25 ba · 3,686 sqft built 2019 · 0.323 acres | $680,400 Dec 2018 | $10,248 2025 | Assessor + 4 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
140 Walnut St |
5 bd · 3.25 ba · 3,417 sqft built 1994 · 0.35 acres | $1,178,000 Dec 2020 | $7,881 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
145 Walnut St |
5 bd · 4 ba · 3,666 sqft built 1994 · 0.286 acres | $1,105,000 May 2016 | $9,024 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 Walnut St |
3 bd · 2 ba · 1,914 sqft built 1920 · 0.211 acres | $56,500 Jul 1978 | $5,916 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
401 Walnut St |
2 bd · 1 ba · 1,150 sqft built 1910 · 0.165 acres | $21,000 Feb 1975 | $4,178 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
404 Walnut St |
8 bd · 6 ba · 5,969 sqft built 1928 · 0 acres | $115,000 Jun 1979 | $5,392 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
620 Walnut St |
2 bd · 1.75 ba · 750 sqft built 1959 · 0.09 acres | $425,000 Feb 2016 | $3,927 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
677 Walnut St |
3 bd · 1.5 ba · 792 sqft built 1974 · 0.218 acres | — Jun 1988 | $5,553 2025 | Assessor + 3 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
701 Walnut St |
4 bd · 2.75 ba · 3,035 sqft built 2014 · 0.145 acres | $880,000 Sep 2015 | $10,020 2025 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
709 Walnut St |
4 bd · 2.75 ba · 3,224 sqft built 2018 · 0.108 acres | $54,000 Nov 1990 | $9,478 2025 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
711 Walnut St |
2 bd · 1.75 ba · 2,048 sqft built 1956 · 0.108 acres | $4,577 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
801 Walnut St |
5 bd · 3.5 ba · 4,645 sqft built 2012 · 0.201 acres | $68,000 Jan 2025 | $12,579 2025 | Assessor + 6 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
804 Walnut St |
3 bd · 1 ba · 1,848 sqft built 1912 · 0.097 acres | $450,000 Feb 2026 | $4,542 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
811 Walnut St |
1,349 sqft built 1968 · 0.086 acres | $215,000 Oct 2010 | $11,643 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
815 Walnut St |
544 sqft built 1967 · 0.079 acres | — Sep 1990 | $7,773 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
921 Walnut St |
2 bd · 1.75 ba · 1,389 sqft built 1930 · 0.077 acres | $11,500 May 1989 | $3,949 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
932 Walnut St |
856 sqft built 1900 · 0.054 acres | $875,000 Jun 2025 | $8,850 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1011 Walnut St |
3 bd · 1 ba · 1,008 sqft built 1996 · 0.171 acres | $71,000 Jun 1996 | $903 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1013 Walnut St |
2 bd · 1 ba · 812 sqft built 1900 · 0.13 acres | $170,373 Jul 2007 | $3,522 2025 | Assessor Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1021 Walnut St |
3 bd · 1 ba · 1,008 sqft built 1976 · 0.132 acres | $65,000 Sep 1995 | $3,768 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1036 Walnut St |
2 bd · 1 ba · 896 sqft built 1910 · 0.35 acres | — Feb 1974 | $3,691 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1037 Walnut St |
2 bd · 2 ba · 1,124 sqft built 1920 · 0.143 acres | $529,000 Oct 2020 | $4,155 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |