1st Ave, Wilmington, DE Property Records

New Castle County property records for 39 addresses on 1st Ave, Wilmington, DE · Last verified October 2026

1st Ave Highlights

Properties 39
Median Sale Price $235,000
Deeds and Mortgages on File 20
Median Price per Sqft $142
Owner Occupied 69%
Median Annual Tax Bill $2,399
Median Year Built 1949
Median Ownership Tenure 21 years

Properties on 1st Ave

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

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$3462025 Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$1612024 Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$2142024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$1292024 Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
$1922024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

30 1st Ave

built 1936 · 0.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,750Aug 2005 2 Owners on Record Assessor + 1 DocumentUpdated May 2026

30 1st Ave, #NS

0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1922 $1,5752025 Owner on Record AssessorUpdated May 2026

30 1st Ave, #SS

built 1925 · 0.01 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1925 $3362025 Owner on Record AssessorUpdated Apr 2026

40 1st Ave

0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1994 $3202025 2 Owners on Record AssessorUpdated Apr 2026

199 1st Ave

5 bd · 2 ba · 1,218 sqft · built 1950 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Jun 2023 $2,8242025 —Jun 2023 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

200 1st Ave

4 bd · 2 ba · 1,704 sqft · built 1979 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Sep 2015 $2,5052025 —Aug 2015 2 Owners on Record Owner Occupied AssessorUpdated May 2026

201 1st Ave

3 bd · 1 ba · 1,132 sqft · built 1930 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$129,000Dec 1998 $2,3992025 Owner on Record Owner Occupied AssessorUpdated Apr 2026

202 1st Ave

3 bd · 2.5 ba · 1,644 sqft · built 2006 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Feb 2006 $3,2042025 Amount on Record May 2005 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

203 1st Ave

3 bd · 2 ba · 1,440 sqft · built 1954 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$247,500May 2007 $2,8602025 —Mar 2003 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

301 1st Ave

3 bd · 1.5 ba · 1,987 sqft · built 1946 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Nov 1997 $2,7252025 Owner on Record Owner Occupied AssessorUpdated May 2026

303 1st Ave

3 bd · 1.5 ba · 1,211 sqft · built 1945 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$89,000Jan 1988 Owner on Record Owner Occupied AssessorUpdated May 2026

305 1st Ave

3 bd · 1.5 ba · 1,211 sqft · built 1946 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Jul 2011 $2,7062025 2 Owners on Record AssessorUpdated Apr 2026

307 1st Ave

3 bd · 1.5 ba · 864 sqft · built 1945 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$101,900Sep 1996 $2,2652025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

315 1st Ave

4 bd · 2 ba · 1,653 sqft · built 1946 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Jun 1993 $2,4182025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

316 1st Ave

3 bd · 1.5 ba · 1,697 sqft · built 1935 · 0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1991 $1922025 2 Owners on Record Owner Occupied AssessorUpdated Apr 2026

400 1/2 1st Ave

0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000May 2015 $7892025 Amount on Record Feb 2007 Owner on Record Assessor + 2 DocumentsUpdated Apr 2026

400 1st Ave

3 bd · 2.5 ba · 2,010 sqft · built 1948 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$286,000Dec 2020 $2,9492025 Amount on Record Jun 2009 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

401 1/2 1st Ave

5 bd · 3.5 ba · 2,988 sqft · built 1999 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,000Sep 1997 $4,9382025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

401 1st Ave

3 bd · 1 ba · 1,650 sqft · built 1936 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$268,000Apr 2024 $2,3352025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

402 1st Ave

3 bd · 1 ba · 1,444 sqft · built 1950 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$119,000Feb 2006 $2,7462025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2026

403 1st Ave

3 bd · 1 ba · 1,566 sqft · built 1949 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,6802025 Owner on Record AssessorUpdated Apr 2026

404 1st Ave

3 bd · 1 ba · 1,566 sqft · built 1947 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,500Nov 1985 $2,5822025 Owner on Record AssessorUpdated Apr 2026

405 1st Ave

3 bd · 1 ba · 1,428 sqft · built 1949 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Feb 2016 $2,7942025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

407 1st Ave

3 bd · 1 ba · 1,566 sqft · built 1949 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$238,500Oct 2005 $2,4092025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

409 1st Ave

3 bd · 1 ba · 1,542 sqft · built 1949 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Sep 2003 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

1504 1st Ave

3 bd · 1.5 ba · 2,280 sqft · built 1950 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$23,800Apr 1997 $2,3172025 Owner on Record Owner Occupied AssessorUpdated May 2026

1506 1st Ave

2 bd · 1 ba · 1,040 sqft · built 1989 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$152,500Oct 2014 $1,8662025 Amount on Record Oct 2002 Owner on Record Owner Occupied AssessorUpdated May 2026

1508 1st Ave

3 bd · 1 ba · 1,180 sqft · built 1954 · 0.489 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000Oct 2013 Amount on Record Jun 2006 2 Owners on Record AssessorUpdated May 2026

Property Records in Nearby Streets