King County property records for 11 addresses on 300th Ave NE, Duvall, WA · Last verified October 2026
| Properties | 11 |
|---|---|
| Median Sale Price | $430,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $167 |
| Owner Occupied | 73% |
| Median Annual Tax Bill | $12,087 |
| Median Year Built | 1997 |
| Median Ownership Tenure | 10 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
16501 300th Ave NE |
3 bd · 2.5 ba · 3,170 sqft built 1990 · 18.6 acres | $1,115,000 Jan 2026 | $18,237 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
16519 300th Ave NE |
4 bd · 4.5 ba · 3,950 sqft built 1987 · 19.4 acres | $1,803,000 Dec 2025 | $20,375 2026 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17015 300th Ave NE |
4 bd · 1.5 ba · 1,730 sqft built 1962 · 2.12 acres | — Jul 1996 | $7,419 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17035 300th Ave NE |
3 bd · 1.5 ba · 2,570 sqft built 1962 · 2.41 acres | $430,000 Apr 2013 | $8,988 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17047 300th Ave NE |
3 bd · 3.25 ba · 3,710 sqft built 2006 · 11 acres | $20,000 Jul 2020 | $13,701 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17521 300th Ave NE |
4 bd · 2.5 ba · 2,890 sqft built 1985 · 4.51 acres | $980,000 Nov 2020 | $11,202 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17905 300th Ave NE |
3 bd · 2.5 ba · 3,750 sqft built 2018 · 4.51 acres | $125,000 Mar 2016 | $14,687 2026 | Assessor + 5 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17910 300th Ave NE |
3 bd · 2 ba · 2,310 sqft built 1997 · 4.96 acres | $60,000 May 1995 | $11,108 2026 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18107 300th Ave NE |
3 bd · 2.25 ba · 3,260 sqft built 2019 · 20.3 acres | $200,000 Jul 2016 | $14,146 2026 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18210 300th Ave NE |
3 bd · 2.5 ba · 1,920 sqft built 1997 · 5.15 acres | $282,800 Jul 2004 | $5,873 2026 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18220 300th Ave NE |
3 bd · 2.5 ba · 2,540 sqft built 1997 · 5.15 acres | $60,000 Sep 1995 | $12,087 2026 | Assessor + 1 Document Updated Jul 2026 | Owner on File |