New Castle County property records for 15 addresses on Harker Ave, Wilmington, DE · Last verified October 2026
| Properties | 15 |
|---|---|
| Median Sale Price | $349,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $155 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $3,798 |
| Median Year Built | 1944 |
| Median Ownership Tenure | 11 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
100 Harker Ave |
2 bd · 1.5 ba · 2,808 sqft built 1988 · 0.38 acres | $39,000 Oct 1985 | Assessor Updated May 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
103 Harker Ave |
3 bd · 2.5 ba · 2,325 sqft built 2012 · 0.15 acres | $475,000 Jul 2022 | $4,079 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
105 Harker Ave |
3 bd · 3.5 ba · 2,518 sqft built 1944 · 0.33 acres | $68,500 Jun 1977 | $3,549 2025 | Assessor + 2 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
200 Harker Ave |
3 bd · 2.5 ba · 2,084 sqft built 1944 · 0.28 acres | $324,750 Jun 2017 | $3,661 2025 | Assessor + 3 Documents Updated May 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
201 Harker Ave |
3 bd · 2.5 ba · 1,716 sqft built 1944 · 0.3 acres | Assessor Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
202 Harker Ave |
4 bd · 3.5 ba · 2,402 sqft built 1944 · 0.26 acres | $355,000 Jul 2019 | $4,110 2025 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
203 Harker Ave |
4 bd · 1.5 ba · 2,452 sqft built 1944 · 0.219 acres | $398,000 Aug 2006 | $3,811 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
204 Harker Ave |
3 bd · 2.5 ba · 2,014 sqft built 1944 · 0.26 acres | — Nov 2018 | $3,674 2025 | Assessor + 1 Document Updated May 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
205 Harker Ave |
4 bd · 2.5 ba · 1,945 sqft built 1944 · 0.25 acres | $297,000 May 2015 | $3,865 2025 | Assessor Updated May 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
207 Harker Ave |
4 bd · 3.5 ba · 2,742 sqft built 1944 · 0.38 acres | $3,904 2025 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
211 Harker Ave |
4 bd · 2.5 ba · 1,847 sqft built 1944 · 0.419 acres | — Feb 2024 | $3,798 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 Harker Ave |
3 bd · 2.5 ba · 2,174 sqft built 1944 · 0.269 acres | $50,000 Sep 1991 | $3,604 2025 | Assessor + 3 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
302 Harker Ave |
3 bd · 2.5 ba · 2,484 sqft built 1944 · 0.25 acres | Assessor Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
303 Harker Ave |
3 bd · 2.5 ba · 2,328 sqft built 1944 · 0.28 acres | $349,000 Jun 2014 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
305 Harker Ave |
3 bd · 2.5 ba · 1,493 sqft built 1944 · 0.289 acres | $315,000 Dec 2004 | $3,231 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |