New Castle County property records for 43 addresses on Marion Ave, Wilmington, DE · Last verified October 2026
| Properties | 43 |
|---|---|
| Median Sale Price | $215,000 |
| Deeds and Mortgages on File | 41 |
| Median Price per Sqft | $157 |
| Owner Occupied | 81% |
| Median Annual Tax Bill | $2,437 |
| Median Year Built | 1930 |
| Median Ownership Tenure | 18 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 Marion Ave |
3 bd · 1 ba · 1,276 sqft built 1950 · 0.15 acres | $3,080 Jul 2022 | $2,214 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
303 Marion Ave |
3 bd · 2 ba · 2,026 sqft built 1952 · 0.3 acres | Assessor Updated May 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
400 Marion Ave |
3 bd · 2 ba · 1,172 sqft built 1923 · 0.13 acres | $220,000 Dec 2004 | $2,743 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
403 Marion Ave |
5 bd · 2 ba · 1,144 sqft built 1920 · 0.219 acres | $178,900 Sep 2004 | $2,936 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
404 Marion Ave |
3 bd · 2 ba · 1,924 sqft built 1923 · 0.1 acres | — Dec 2009 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
406 Marion Ave |
3 bd · 1 ba · 960 sqft built 1923 · 0.139 acres | $250,000 Mar 2007 | $2,969 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
407 Marion Ave |
3 bd · 2 ba · 1,668 sqft built 1923 · 0.169 acres | $3,045 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
408 Marion Ave |
2 bd · 1 ba · 1,170 sqft built 1923 · 0.139 acres | $231,500 Jul 2022 | $1,834 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
500 Marion Ave |
3 bd · 1.5 ba · 1,846 sqft built 1920 · 0.139 acres | $110,000 Jul 2014 | $3,126 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
503 Marion Ave |
4 bd · 2 ba · 1,976 sqft built 1923 · 0.11 acres | $23,000 Mar 2013 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
504 Marion Ave |
3 bd · 1.5 ba · 1,521 sqft built 1930 · 0.139 acres | $239,500 Jul 2017 | $2,649 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
505 Marion Ave |
4 bd · 3.5 ba · 3,180 sqft built 1923 · 0.11 acres | $50,000 Nov 2009 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
508 Marion Ave |
3 bd · 1 ba · 1,383 sqft built 1923 · 0.139 acres | $122,000 Jan 1995 | Assessor + 1 Document Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
509 Marion Ave |
3 bd · 1 ba · 1,080 sqft built 1920 · 0.169 acres | $200,000 Mar 2026 | Assessor + 2 Documents Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
700 Marion Ave |
3 bd · 1.5 ba · 1,456 sqft built 1920 · 0.18 acres | Assessor Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
702 Marion Ave |
3 bd · 1.5 ba · 1,540 sqft built 1966 · 0.139 acres | — Dec 2009 | $3,127 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
704 Marion Ave |
4 bd · 2.5 ba · 2,145 sqft built 2005 · 0.139 acres | $289,500 Jul 2009 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
801 Marion Ave |
3 bd · 1 ba · 1,680 sqft built 1960 · 0.219 acres | $121,900 Sep 1998 | $2,752 2025 | Assessor + 2 Documents Updated May 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
900 Marion Ave |
2 bd · 1 ba · 712 sqft built 1930 · 0.13 acres | $120,000 Jan 2004 | $1,826 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
901 Marion Ave |
4 bd · 1.5 ba · 2,498 sqft built 1920 · 0.169 acres | $249,000 Dec 2008 | $3,322 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
904 Marion Ave |
1 bd · 1 ba · 736 sqft built 1930 · 0.2 acres | $240,000 Oct 2026 | $1,593 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
905 Marion Ave |
3 bd · 2 ba · 1,980 sqft built 1920 · 0.169 acres | $172,400 Apr 2003 | $3,052 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
906 Marion Ave |
3 bd · 2 ba · 1,080 sqft built 1920 · 0.13 acres | $227,500 Oct 2012 | $1,835 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
908 Marion Ave |
3 bd · 2 ba · 966 sqft built 1930 · 0.089 acres | $71,000 Feb 2015 | $2,577 2025 | Assessor + 2 Documents Updated May 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
909 Marion Ave |
3 bd · 1 ba · 1,224 sqft built 1930 · 0.11 acres | $95,000 Sep 1994 | Assessor + 1 Document Updated May 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
910 Marion Ave |
5 bd · 2 ba · 1,020 sqft built 1930 · 0.11 acres | $49,000 Mar 1985 | $2,387 2025 | Assessor + 3 Documents Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1000 Marion Ave |
3 bd · 1 ba · 1,710 sqft built 1923 · 0.18 acres | $215,000 Sep 2014 | $2,780 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1001 Marion Ave |
2 bd · 1 ba · 832 sqft built 1935 · 0.11 acres | $248,000 May 2007 | $1,949 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1003 Marion Ave |
3 bd · 1 ba · 792 sqft built 1935 · 0.11 acres | $198,526 May 2014 | $2,250 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1004 Marion Ave |
3 bd · 1 ba · 832 sqft built 1923 · 0.189 acres | $132,000 Feb 2003 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1005 Marion Ave |
2 bd · 1 ba · 1,023 sqft built 1935 · 0.11 acres | $218,900 Apr 2005 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1006 Marion Ave |
2 bd · 1 ba · 1,184 sqft built 1930 · 0.28 acres | $133,000 Oct 2008 | $2,057 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1007 Marion Ave |
3 bd · 1 ba · 808 sqft built 1935 · 0.11 acres | $79,900 Jul 1986 | Assessor Updated Apr 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1008 Marion Ave |
3 bd · 2 ba · 1,368 sqft built 1940 · 0.169 acres | $115,000 Mar 2000 | Assessor + 1 Document Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1009 Marion Ave |
4 bd · 1 ba · 808 sqft built 1935 · 0.11 acres | $233,000 Jan 2007 | $1,967 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1100 Marion Ave |
3 bd · 1.5 ba · 1,008 sqft built 1981 · 0.239 acres | $180,000 Dec 2011 | $1,222 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2400 Marion Ave |
4 bd · 2 ba · 2,303 sqft built 1948 · 0.1 acres | $69,900 Oct 1985 | Assessor Updated May 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2402 Marion Ave |
3 bd · 1 ba · 1,728 sqft built 1948 · 0.08 acres | $168,298 Jun 2007 | $2,304 2025 | Assessor + 4 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2404 Marion Ave |
3 bd · 1 ba · 1,350 sqft built 1955 · 0.119 acres | $2,075 2025 | Assessor + 4 Documents Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2500 Marion Ave |
4 bd · 1.5 ba · 2,240 sqft built 1971 · 0.23 acres | — Aug 2020 | $4,091 2025 | Assessor + 1 Document Updated Apr 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2501 Marion Ave |
2 bd · 1 ba · 1,250 sqft built 1949 · 0.119 acres | $155,000 Dec 2005 | $1,736 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2504 Marion Ave |
4 bd · 1 ba · 1,375 sqft built 1954 · 0.119 acres | — Nov 1987 | Assessor Updated May 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2506 Marion Ave |
5 bd · 1 ba · 1,647 sqft built 1954 · 0.119 acres | $2,437 2025 | Assessor + 1 Document Updated Apr 2026 | Owner on File |