King County property records for 8 addresses on 280th Ave NE, Duvall, WA · Last verified October 2026
| Properties | 8 |
|---|---|
| Median Sale Price | $620,000 |
| Deeds and Mortgages on File | 12 |
| Median Price per Sqft | $222 |
| Owner Occupied | 75% |
| Median Annual Tax Bill | $10,839 |
| Median Year Built | 1990 |
| Median Ownership Tenure | 17 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13308 280th Ave NE |
2 bd · 1.5 ba · 2,120 sqft built 1987 · 4.46 acres | $36,000 Mar 1986 | $8,457 2026 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13646 280th Ave NE |
3 bd · 3.25 ba · 4,110 sqft built 2012 · 4.68 acres | $275,000 Nov 2009 | $18,104 2026 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13713 280th Ave NE |
5 bd · 2.75 ba · 2,890 sqft built 1974 · 7.32 acres | $642,500 Jul 2016 | $10,839 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13810 280th Ave NE |
2 bd · 1.5 ba · 1,170 sqft built 1971 · 4.36 acres | $620,000 Nov 2009 | $11,301 2026 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13813 280th Ave NE |
4 bd · 3 ba · 3,060 sqft built 1965 · 2 acres | $251,000 Feb 1990 | $10,575 2026 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14231 280th Ave NE |
3 bd · 3 ba · 2,420 sqft built 1992 · 0.467 acres | $217,000 Jun 1997 | $10,240 2026 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14317 280th Ave NE |
6 bd · 5.25 ba · 4,820 sqft built 1992 · 0.376 acres | $1,214,000 Jul 2023 | $13,322 2026 | Assessor + 3 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14329 280th Ave NE |
4 bd · 2.75 ba · 2,340 sqft built 1990 · 0.372 acres | $894,950 Nov 2022 | $9,420 2026 | Assessor + 3 Documents Updated Jul 2026 | Owner on File Owner Occupied |