Baltimore County property records for 26 addresses on Patterson Ave, Gwynn Oak, MD · Last verified October 2026
| Properties | 26 |
|---|---|
| Median Sale Price | $288,000 |
| Deeds and Mortgages on File | 68 |
| Median Price per Sqft | $182 |
| Owner Occupied | 88% |
| Median Annual Tax Bill | $3,100 |
| Median Year Built | 1948 |
| Median Ownership Tenure | 9 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3601 Patterson Ave |
3.5 ba · 2,338 sqft built 1951 · 0.118 acres | $310,000 Jun 2021 | $4,467 2024 | Assessor + 4 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3603 Patterson Ave |
3.5 ba · 1,685 sqft built 1950 · 0.146 acres | $224,900 Dec 2017 | $3,482 2024 | Assessor + 5 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3603, #H Patterson Ave |
1.5 ba · 1,700 sqft built 1952 · 0.146 acres | $2,843 2024 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3608 Patterson Ave |
2 ba · 1,426 sqft built 1953 · 0.167 acres | $297,900 Oct 2021 | $1,787 2023 | Assessor + 6 Documents Updated Sep 2023 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3610 Patterson Ave |
4 ba · 1,904 sqft built 1926 · 0.335 acres | $50,000 Jul 2019 | $1,929 2023 | Assessor + 2 Documents Updated Sep 2023 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3611 Patterson Ave |
2 ba · 1,766 sqft built 1936 · 0.154 acres | $219,900 Mar 2018 | $3,407 2024 | Assessor + 2 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3615 Patterson Ave |
1 ba · 1,575 sqft built 1934 · 0.309 acres | $2,688 2024 | Assessor + 3 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3623 Patterson Ave |
1 ba · 1,278 sqft built 1941 · 0.154 acres | $150,000 Oct 2017 | $4,247 2024 | Assessor + 4 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3624 Patterson Ave |
1 ba · 1,344 sqft built 1935 · 0.167 acres | $2,703 2024 | Assessor Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3625 Patterson Ave |
2.5 ba · 1,772 sqft built 1936 · 0.154 acres | $315,000 Feb 2022 | $3,479 2024 | Assessor + 4 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3700 Patterson Ave |
1.5 ba · 1,440 sqft built 1944 · 0.335 acres | $285,000 Jul 2023 | $3,076 2024 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3710 Patterson Ave |
3 ba · 1,500 sqft built 1947 · 0.167 acres | $240,000 Jan 2015 | $1,862 2023 | Assessor + 2 Documents Updated Sep 2023 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3714 Patterson Ave |
1 ba · 1,412 sqft built 1951 · 0.167 acres | $59,900 Apr 1985 | $3,035 2024 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3719 Patterson Ave |
2.5 ba · 1,842 sqft built 1947 · 0.154 acres | $255,000 Dec 2025 | $4,262 2024 | Assessor + 8 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3729 Patterson Ave |
1.5 ba · 1,485 sqft built 1948 · 0.154 acres | $176,000 Jun 2005 | $3,218 2024 | Assessor + 4 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3734 Patterson Ave |
1 ba · 1,188 sqft built 1951 · 0.167 acres | $125,000 Nov 2017 | $2,815 2024 | Assessor + 2 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3738 Patterson Ave |
1.5 ba · 1,188 sqft built 1948 · 0.167 acres | $217,000 Jul 2020 | $2,895 2024 | Assessor + 6 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3739 Patterson Ave |
2 ba · 1,188 sqft built 1948 · 0.154 acres | $288,000 Jun 2022 | $1,442 2023 | Assessor + 1 Document Updated Sep 2023 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3741 Patterson Ave |
1 ba · 1,188 sqft built 1948 · 0.154 acres | $184,000 Feb 2005 | $3,032 2024 | Assessor + 3 Documents Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3743 Patterson Ave |
2 ba · 1,326 sqft built 1951 · 0.154 acres | $29,900 Dec 1971 | $3,311 2024 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3807 Patterson Ave |
1.5 ba · 1,923 sqft built 1948 · 0.154 acres | — Oct 2006 | $1,474 2024 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3808 Patterson Ave |
1.5 ba · 1,487 sqft built 1948 · 0.167 acres | $215,000 Sep 2017 | $3,286 2024 | Assessor + 3 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3810 Patterson Ave |
3 ba · 1,799 sqft built 1948 · 0.167 acres | $111,000 Aug 2015 | $3,600 2024 | Assessor + 2 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3818 Patterson Ave |
2.5 ba · 2,680 sqft built 1949 · 0.529 acres | $145,000 Aug 1992 | $4,530 2024 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3826 Patterson Ave |
1.5 ba · 1,347 sqft built 1955 · 0.206 acres | $82,900 Jan 1992 | $3,100 2024 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3902 Patterson Ave |
1 ba · 1,261 sqft built 1955 · 0.201 acres | $21,000 Jun 2022 | $3,442 2024 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |