E Keystone Ave, Wilmington, DE Property Records

New Castle County property records for 21 addresses on E Keystone Ave, Wilmington, DE · Last verified August 2026

E Keystone Ave Highlights

Properties 21
Median Sale Price $235,175
Deeds and Mortgages on File 26
Median Price per Sqft $174
Owner Occupied 81%
Median Annual Tax Bill $2,447
Median Year Built 1954
Median Ownership Tenure 11 years

Properties on E Keystone Ave

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

1 E Keystone Ave

2 bd · 1 ba · 1,476 sqft · built 1951 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Oct 1995 $2,8102025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

2 E Keystone Ave

3 bd · 1 ba · 1,095 sqft · built 1950 · 0.139 acres

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

4 E Keystone Ave

4 bd · 1 ba · 836 sqft · built 1938 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$269,900Mar 2020 $2,6242025 —Oct 2018 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

5 E Keystone Ave

3 bd · 1 ba · 812 sqft · built 1930 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,500Aug 1988 2 Owners on Record Owner Occupied AssessorUpdated May 2026

6 E Keystone Ave

3 bd · 2.5 ba · 1,706 sqft · built 2019 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2021 $3,4022025 —Oct 2019 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

7 E Keystone Ave

4 bd · 1.5 ba · 1,448 sqft · built 1955 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,200Feb 1995 $2,1342025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

8 E Keystone Ave

3 bd · 1 ba · 1,164 sqft · built 1950 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$185,000Apr 2017 $2,7102025 Amount on Record Sep 2016 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

9 E Keystone Ave

2 bd · 1 ba · 912 sqft · built 1949 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$116,250Jan 2013 $6612025 Amount on Record Apr 2005 Owner on Record Owner Occupied AssessorUpdated May 2026

10 E Keystone Ave

4 bd · 2.5 ba · 1,538 sqft · built 1995 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$149,175Sep 2015 $3,2002025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

11 E Keystone Ave

4 bd · 2 ba · 1,136 sqft · built 1950 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$198,000Oct 2008 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

12 E Keystone Ave

2 bd · 1 ba · 864 sqft · built 1956 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$26,400Sep 1975 Owner on Record Assessor + 1 DocumentUpdated Apr 2026

14 E Keystone Ave

2 bd · 1 ba · 1,024 sqft · built 1956 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$149,400Jun 2007 $2,1632025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

100 E Keystone Ave

3 bd · 2.5 ba · 1,397 sqft · built 2016 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,175Sep 2016 $2,8572025 Owner on Record Owner Occupied AssessorUpdated May 2026

101 E Keystone Ave

4 bd · 1 ba · 1,500 sqft · built 1950 · 0.15 acres

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

102 E Keystone Ave

2 bd · 1 ba · 1,172 sqft · built 1953 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,000Oct 2025 Amount on Record Apr 2015 Owner on Record Assessor + 2 DocumentsUpdated Apr 2026

103 E Keystone Ave

3 bd · 1 ba · 1,092 sqft · built 1952 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2019 $2,2862025 —Aug 1985 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

104 E Keystone Ave

3 bd · 1 ba · 1,075 sqft · built 1956 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2019 $2,8402025 Amount on Record Nov 2017 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Apr 2026

105 E Keystone Ave

3 bd · 1 ba · 1,092 sqft · built 1955 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4362025 Owner on Record Owner Occupied AssessorUpdated May 2026

106 E Keystone Ave

3 bd · 1 ba · 1,075 sqft · built 1954 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Dec 2024 $1,9052025 Owner on Record AssessorUpdated Apr 2026

107 E Keystone Ave

3 bd · 1 ba · 1,092 sqft · built 1954 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1994 $2,4472025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

108 E Keystone Ave

2 bd · 1 ba · 1,396 sqft · built 1954 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1984 $6612025 Owner on Record Owner Occupied AssessorUpdated May 2026

Property Records in Nearby Streets