Island County property records for 28 addresses on SW 4th Ave, Oak Harbor, WA · Last verified October 2026
| Properties | 28 |
|---|---|
| Median Sale Price | $465,000 |
| Deeds and Mortgages on File | 51 |
| Median Price per Sqft | $257 |
| Owner Occupied | 71% |
| Median Annual Tax Bill | $4,340 |
| Median Year Built | 1970 |
| Median Ownership Tenure | 4 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
334 SW 4th Ave |
4 bd · 1.5 ba · 1,474 sqft built 1972 · 0.294 acres | $246,000 Dec 2015 | $3,915 2026 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
335 SW 4th Ave |
3 bd · 2 ba · 1,782 sqft built 1968 · 0.294 acres | $499,000 Apr 2026 | $4,340 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
371 SW 4th Ave |
3 bd · 2 ba · 1,610 sqft built 1967 · 0.277 acres | $4,130 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
372 SW 4th Ave |
3 bd · 2 ba · 1,724 sqft built 1972 · 0.277 acres | $256,267 Jul 2016 | $4,420 2026 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
450 SW 4th Ave |
3 bd · 2 ba · 1,384 sqft built 1971 · 0.202 acres | $3,768 2026 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
480 SW 4th Ave |
3 bd · 1.75 ba · 1,476 sqft built 1968 · 0.202 acres | $445,000 Jul 2023 | $4,167 2026 | Assessor + 5 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
485 SW 4th Ave |
3 bd · 1.5 ba · 1,580 sqft built 1976 · 0.227 acres | $350,000 May 2015 | $3,919 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
520 SW 4th Ave |
2 bd · 2 ba · 1,510 sqft built 1967 · 0.202 acres | $480,000 Oct 2026 | $4,207 2026 | Assessor + 6 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
535 SW 4th Ave |
3 bd · 1.5 ba · 1,144 sqft built 1970 · 0.227 acres | $216,000 Jun 2017 | $3,527 2026 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
550 SW 4th Ave |
3 bd · 2 ba · 1,202 sqft built 1968 · 0.202 acres | $375,000 Aug 2021 | $3,777 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
575 SW 4th Ave |
3 bd · 2.75 ba · 1,996 sqft built 1967 · 0.227 acres | $465,000 Jan 2023 | $4,713 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
580 SW 4th Ave |
4 bd · 2 ba · 1,872 sqft built 2009 · 0.202 acres | $5,062 2026 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
615 SW 4th Ave |
4 bd · 2 ba · 1,136 sqft built 1967 · 0.227 acres | $420,000 Jan 2025 | $891 2026 | Assessor + 4 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
620 SW 4th Ave |
3 bd · 1.5 ba · 1,084 sqft built 1967 · 0.202 acres | $3,428 2026 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
649 SW 4th Ave |
3 bd · 3 ba · 1,648 sqft built 1967 · 0.227 acres | $403,400 May 2025 | $4,311 2026 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
650 SW 4th Ave |
3 bd · 2 ba · 1,640 sqft built 1968 · 0.202 acres | $364,000 Dec 2020 | $4,394 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1031 SW 4th Ave |
3 bd · 1.5 ba · 1,944 sqft built 1966 · 0.35 acres | $440,000 Mar 2021 | $4,236 2026 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1056 SW 4th Ave |
2 bd · 2 ba · 1,410 sqft built 1968 · 0.277 acres | $319,000 Mar 2019 | $4,203 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1057 SW 4th Ave |
4 bd · 2.5 ba · 2,114 sqft built 1971 · 0.247 acres | $509,000 Jun 2022 | $4,555 2026 | Assessor + 5 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1084 SW 4th Ave |
3 bd · 1.5 ba · 1,656 sqft built 1970 · 0.272 acres | $549,000 Jul 2023 | $4,506 2026 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1085 SW 4th Ave |
3 bd · 2 ba · 2,153 sqft built 1971 · 0.251 acres | $4,721 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1123 SW 4th Ave |
3 bd · 2.5 ba · 2,146 sqft built 1969 · 0.251 acres | $5,534 2026 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1124 SW 4th Ave |
3 bd · 2 ba · 1,913 sqft built 1970 · 0.272 acres | $493,000 Jan 2026 | $4,204 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1146 SW 4th Ave |
3 bd · 2.5 ba · 2,558 sqft built 1973 · 0.272 acres | $5,171 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1170 SW 4th Ave |
3 bd · 2.5 ba · 2,433 sqft built 1972 · 0.365 acres | $4,965 2026 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1223 SW 4th Ave |
3 bd · 2.5 ba · 1,982 sqft built 1993 · 0.186 acres | $415,000 Oct 2020 | $4,704 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1249 SW 4th Ave |
3 bd · 2 ba · 1,817 sqft built 1992 · 0.212 acres | $542,500 Feb 2022 | $4,573 2026 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1270 SW 4th Ave |
4 bd · 2.5 ba · 3,072 sqft built 1990 · 0.248 acres | $625,000 Nov 2024 | $5,586 2026 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |