Glenside Ave, Wilmington, DE Property Records

New Castle County property records for 59 addresses on Glenside Ave, Wilmington, DE · Last verified October 2026

Glenside Ave Highlights

Properties 59
Median Sale Price $350,000
Deeds and Mortgages on File 61
Median Price per Sqft $211
Owner Occupied 93%
Median Annual Tax Bill $3,341
Median Year Built 1950
Median Ownership Tenure 25 years

Properties on Glenside Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

1 Glenside Ave

2 bd · 1 ba · 948 sqft · built 1930 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$195,000Sep 2006 Amount on Record Sep 2001 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

2 Glenside Ave

4 bd · 2 ba · 1,777 sqft · built 1940 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Apr 2024 $2,6872025 Amount on Record Apr 2012 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

3 Glenside Ave

0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$29,000Aug 2001 $3862025 2 Owners on Record AssessorUpdated May 2026

4 Glenside Ave

4 bd · 1 ba · 1,441 sqft · built 1937 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,000Dec 2016 $2,4432025 Amount on Record Oct 2006 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

5 Glenside Ave

4 bd · 1 ba · 1,508 sqft · built 1930 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$218,000Sep 2009 $1,9102025 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

6 Glenside Ave

2 bd · 1 ba · 828 sqft · built 1937 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2020 $1,9712025 Amount on Record Nov 2002 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

8 Glenside Ave

2 bd · 1 ba · 1,296 sqft · built 1937 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jan 2021 $2,6872025 Amount on Record Jul 2020 2 Owners on Record Owner Occupied Assessor + 5 DocumentsUpdated Oct 2026

101 Glenside Ave

4 bd · 2.5 ba · 2,611 sqft · built 1940 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Nov 2001 $4,0872025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

104 Glenside Ave

4 bd · 2.5 ba · 1,553 sqft · built 1950 · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1999 Owner on Record Owner Occupied AssessorUpdated Apr 2026

105 Glenside Ave

2 bd · 1.5 ba · 1,651 sqft · built 1950 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000Nov 2001 $1,6882025 Owner on Record Owner Occupied AssessorUpdated Oct 2026

108 Glenside Ave

2 bd · 1.5 ba · 1,296 sqft · built 1979 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Jul 2008 $2,6262025 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

109 Glenside Ave

4 bd · 2.5 ba · 2,736 sqft · built 1950 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Nov 2024 —Feb 2024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

112 Glenside Ave

3 bd · 2.5 ba · 1,931 sqft · built 1950 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Apr 1989 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

113 Glenside Ave

3 bd · 1.5 ba · 1,556 sqft · built 1950 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$138,000Dec 1987 $3,4552025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

200 Glenside Ave

4 bd · 2.5 ba · 2,032 sqft · built 1935 · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
$286,100Sep 1997 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

203 Glenside Ave

5 bd · 2.5 ba · 1,763 sqft · built 1950 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$53,000Sep 1976 $3,9692025 2 Owners on Record Owner Occupied AssessorUpdated Apr 2026

208 Glenside Ave

4 bd · 2.5 ba · 2,204 sqft · built 1936 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated May 2026

209 Glenside Ave

3 bd · 1.5 ba · 1,649 sqft · built 1939 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$186,000Oct 1992 $3,6302025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

212 Glenside Ave

4 bd · 1.5 ba · 2,806 sqft · built 1950 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$166,000Jul 1998 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

213 Glenside Ave

4 bd · 3.5 ba · 3,128 sqft · built 1945 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$533,500Feb 2016 Amount on Record Dec 2010 2 Owners on Record Owner Occupied AssessorUpdated Sep 2026

216 Glenside Ave

4 bd · 1.5 ba · 1,848 sqft · built 1948 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$107,000Jan 1993 $2,9632025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

217 Glenside Ave

2 bd · 1.5 ba · 1,710 sqft · built 1947 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$123,000Jan 1988 2 Owners on Record Owner Occupied AssessorUpdated May 2026

218 Glenside Ave

4 bd · 2.5 ba · 2,082 sqft · built 1999 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $3,5492025 —Aug 1999 2 Owners on Record Owner Occupied AssessorUpdated Sep 2026

302 Glenside Ave

4 bd · 2.5 ba · 1,272 sqft · built 1940 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1983 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

400 Glenside Ave

3 bd · 1.5 ba · 2,000 sqft · built 1929 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Jan 1972 $2,8832025 Owner on Record Assessor + 1 DocumentUpdated Apr 2026

404 Glenside Ave

4 bd · 1.5 ba · 1,934 sqft · built 1941 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8392025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

405 Glenside Ave

3 bd · 1.5 ba · 1,244 sqft · built 1973 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,2902025 Owner on Record Owner Occupied AssessorUpdated May 2026

407 Glenside Ave

built 1988 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1986 $9072025 Owner on Record Assessor + 1 DocumentUpdated May 2026

409 Glenside Ave

3 bd · 1.5 ba · 2,347 sqft · built 1928 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1986 $3,6902025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

501 Glenside Ave

3 bd · 1 ba · 2,402 sqft · built 1940 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,900Jun 1973 $3,2382025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

504 Glenside Ave

4 bd · 2 ba · 2,638 sqft · built 1940 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,0852025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

505 Glenside Ave

3 bd · 1.5 ba · 1,904 sqft · built 1929 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$52,500Dec 1978 $2,7492025 2 Owners on Record Owner Occupied AssessorUpdated Apr 2026

506 Glenside Ave

4 bd · 1.5 ba · 1,816 sqft · built 1954 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1999 $1,6692025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

507 1/2 Glenside Ave

3 bd · 1 ba · 1,215 sqft · built 1958 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$257,500Oct 2020 $2,7532025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

507 Glenside Ave

3 bd · 1.5 ba · 1,412 sqft · built 1945 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Mar 2025 $3,0062025 —May 2024 2 Owners on Record Owner Occupied AssessorUpdated Apr 2026

508 Glenside Ave

3 bd · 2 ba · 1,302 sqft · built 1964 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied AssessorUpdated May 2026

509 Glenside Ave

2 bd · 1.5 ba · 1,176 sqft · built 1953 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$217,000Jun 2005 Owner on Record Owner Occupied AssessorUpdated Oct 2026

511 Glenside Ave

5 bd · 2 ba · 1,228 sqft · built 1945 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$324,000Feb 2005 $3,5912025 Amount on Record May 2002 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

1201 Glenside Ave

4 bd · 1.5 ba · 2,031 sqft · built 1940 · 1.08 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2023 $4,1282025 Amount on Record Sep 1984 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1201 Glenside Ave, #A

4 bd · 2.5 ba · 2,395 sqft · built 1973 · 0.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$172,500Jul 1999 $4,6252025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

1203 Glenside Ave

4 bd · 2.5 ba · 1,956 sqft · built 1963 · 0.66 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1998 $3,8842025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

1204 Glenside Ave

4 bd · 2.5 ba · 1,400 sqft · built 1958 · 0.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,100Jun 1987 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1205 Glenside Ave

4 bd · 2.5 ba · 2,007 sqft · built 1961 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1998 $3,2252025 Owner on Record Owner Occupied AssessorUpdated May 2026

1206 Glenside Ave

4 bd · 1.5 ba · 1,442 sqft · built 1958 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$288,500Apr 2018 $3,5432025 Amount on Record May 1979 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

1207 Glenside Ave

4 bd · 1.5 ba · 1,870 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,900Jun 1999 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1209 Glenside Ave

4 bd · 2.5 ba · 1,782 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$324,000May 2008 $4,0742025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

1210 Glenside Ave

3 bd · 2 ba · 1,533 sqft · built 1959 · 0.439 acres

Last Sale Tax Bill Prior Sale Owner Records
$174,900Aug 2001 $3,3412025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

1211 Glenside Ave

4 bd · 3.5 ba · 2,392 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Sep 1993 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1212 Glenside Ave

4 bd · 4 ba · 3,828 sqft · built 1962 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 1998 2 Owners on Record Assessor + 1 DocumentUpdated Apr 2026

1213 Glenside Ave

4 bd · 2.5 ba · 1,300 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Oct 1997 $3,3612025 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

1214 Glenside Ave

4 bd · 2.5 ba · 1,300 sqft · built 1962 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2018 —Oct 1998 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

1215 Glenside Ave

4 bd · 2.5 ba · 2,084 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Dec 2010 $3,9252025 Amount on Record Jul 2005 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

1216 Glenside Ave

4 bd · 1.5 ba · 1,900 sqft · built 1962 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$244,900Oct 2003 $3,7312025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

1217 Glenside Ave

4 bd · 2.5 ba · 1,579 sqft · built 1962 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1218 Glenside Ave

4 bd · 1.5 ba · 1,804 sqft · built 1960 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,6452025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

1219 Glenside Ave

4 bd · 2.5 ba · 2,049 sqft · built 1960 · 0.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,000Jun 2017 $4,0772025 Amount on Record Feb 2016 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

1220 Glenside Ave

3 bd · 1.5 ba · 1,940 sqft · built 1961 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$229,000Jul 2009 $3,3292025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

1221 Glenside Ave

3 bd · 2.5 ba · 1,852 sqft · built 1962 · 0.95 acres

Last Sale Tax Bill Prior Sale Owner Records
$108,900Jun 1986 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

1222 Glenside Ave

3 bd · 2 ba · 1,344 sqft · built 1997 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Apr 2025 $3,2822025 Amount on Record Sep 1996 Owner on Record Owner Occupied AssessorUpdated Apr 2026

Property Records in Nearby Streets