Mason County property records for 16 addresses on E Union Heights Dr, Union, WA · Last verified October 2026
| Properties | 16 |
|---|---|
| Median Sale Price | $150,000 |
| Deeds and Mortgages on File | 18 |
| Median Price per Sqft | $194 |
| Owner Occupied | 6% |
| Median Annual Tax Bill | $3,903 |
| Median Year Built | 2005 |
| Median Ownership Tenure | 11 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
250 E Union Heights Dr |
3 bd · 3 ba · 2,801 sqft built 2006 · 1.35 acres | $582,500 Nov 2007 | $5,973 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
251 E Union Heights Dr |
2 bd · 1 ba · 924 sqft built 1985 · 4.11 acres | $80,000 May 2017 | $1,039 2025 | Assessor + 1 Document Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
260 E Union Heights Dr |
3 bd · 3 ba · 2,242 sqft built 2009 · 1.08 acres | $90,000 Aug 2006 | $4,756 2025 | Assessor Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
271 E Union Heights Dr |
2 bd · 2 ba · 1,782 sqft built 1995 · 4.11 acres | $150,000 Mar 2018 | $2,052 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
280 E Union Heights Dr |
2 bd · 2 ba · 2,332 sqft built 1998 · 0.75 acres | $262,500 Jun 2004 | $3,612 2025 | Assessor + 2 Documents Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
281 E Union Heights Dr |
3 bd · 3 ba · 2,320 sqft built 2004 · 1.26 acres | $524,900 Mar 2021 | $4,649 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
311 E Union Heights Dr |
2,232 sqft built 2022 · 1.26 acres | $30,000 Jan 2012 | $3,903 2025 | Assessor Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
312 E Union Heights Dr |
3 bd · 3 ba · 2,256 sqft built 1983 · 1.35 acres | $150,000 Sep 1995 | $4,043 2025 | Assessor Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
314 E Union Heights Dr |
3 bd · 3 ba · 2,832 sqft built 1996 · 1.3 acres | $577 2025 | Assessor Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
316 E Union Heights Dr |
2 bd · 2 ba · 2,040 sqft built 2006 · 1.26 acres | — Apr 1999 | $3,830 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
318 E Union Heights Dr |
1 bd · 2 ba · 720 sqft built 2018 · 1.26 acres | $140,000 Oct 2015 | $3,212 2025 | Assessor + 1 Document Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
330 E Union Heights Dr |
3 bd · 3 ba · 1,854 sqft built 1998 · 1.38 acres | — Sep 2019 | $4,998 2025 | Assessor + 1 Document Updated Jun 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
331 E Union Heights Dr |
1 bd · 1 ba · 1,000 sqft built 2009 · 1.33 acres | $280,000 Apr 2025 | $2,194 2025 | Assessor + 3 Documents Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
337 E Union Heights Dr |
3 bd · 2 ba · 1,414 sqft built 2018 · 5.01 acres | $95,780 Mar 2017 | $4,173 2025 | Assessor + 3 Documents Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
350 E Union Heights Dr |
3 bd · 2 ba · 1,664 sqft built 2003 · 1.41 acres | $530,000 Aug 2023 | $4,049 2025 | Assessor + 2 Documents Updated Jun 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
351 E Union Heights Dr |
3 bd · 2 ba · 2,724 sqft built 2005 · 1.33 acres | $43,001 Oct 2004 | $3,157 2025 | Assessor Updated Jun 2026 | 2 Owners on File |