Brookside Ave, Wilmington, DE Property Records

New Castle County property records for 42 addresses on Brookside Ave, Wilmington, DE · Last verified August 2026

Brookside Ave Highlights

Properties 42
Median Sale Price $250,600
Deeds and Mortgages on File 56
Median Price per Sqft $298
Owner Occupied 69%
Median Annual Tax Bill $2,045
Median Year Built 1940
Median Ownership Tenure 11 years

Properties on Brookside Ave

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

3 Brookside Ave

4 bd · 2 ba · 1,704 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2000 $2,5862025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

6 Brookside Ave

2 bd · 1 ba · 918 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,750Sep 2013 $2,1062025 Amount on Record Jun 2007 2 Names on Record Owner Occupied AssessorUpdated May 2026

9 Brookside Ave

2 bd · 1 ba · 945 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$86,000May 1992 $5902025 2 Names on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

10 Brookside Ave

3 bd · 2 ba · 1,744 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Nov 2018 Amount on Record May 2018 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

100 1/2 Brookside Ave

2 bd · 2 ba · 675 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Jul 2018 $2,2482025 Amount on Record Jul 2016 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2026

100 Brookside Ave

3 bd · 1 ba · 1,188 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$72,500Jan 2017 Amount on Record Nov 2016 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

101 Brookside Ave

2 bd · 1 ba · 1,236 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2023 $2,3822025 Amount on Record Jun 2022 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

102 Brookside Ave

4 bd · 3 ba · 1,328 sqft · 0.33 acres

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

103 Brookside Ave

3 bd · 2 ba · 1,650 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1981 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

104 Brookside Ave

3 bd · 1 ba · 1,366 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,580Apr 2018 Amount on Record Mar 2011 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

105 Brookside Ave

2 bd · 1 ba · 750 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,9772025 1 Name on Record Owner Occupied AssessorUpdated May 2026

106 Brookside Ave

4 bd · 2 ba · 1,382 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000May 2019 $2,0452025 Amount on Record May 1989 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

108 Brookside Ave

2 bd · 1 ba · 1,131 sqft · 0.55 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$72,750Aug 2015 $2,0282025 Amount on Record May 2013 1 Name on Record Owner Occupied AssessorUpdated May 2026

109 Brookside Ave

4 bd · 1 ba · 96 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jul 2024 Amount on Record Apr 2022 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

111 Brookside Ave

2 bd · 1 ba · 1,429 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$86,250Oct 2015 $2,0252025 Amount on Record Jun 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

113 Brookside Ave

4 bd · 1 ba · 1,274 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Jan 2002 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

115 Brookside Ave

2 bd · 1 ba · 780 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,0672025 2 Names on Record Owner Occupied AssessorUpdated May 2026

116 Brookside Ave

2 bd · 1 ba · 722 sqft · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,200Dec 2025 Amount on Record Sep 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

201 Brookside Ave

3 bd · 1 ba · 1,140 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1988 1 Name on Record AssessorUpdated May 2026

202 Brookside Ave

4 bd · 2 ba · 1,408 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—May 2020 $2,4472025 —Nov 2015 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

203 Brookside Ave

2 bd · 1 ba · 841 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,000Jan 2015 $2,2322025 Amount on Record Feb 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

204 Brookside Ave

3 bd · 1 ba · 1,116 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Aug 1988 $2,2392025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

205 Brookside Ave

2 bd · 2 ba · 1,632 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$28,900Mar 1976 $6632025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

206 Brookside Ave

2 bd · 1 ba · 1,250 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Oct 2002 $2,1782025 Amount on Record Jul 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

207 Brookside Ave

2 bd · 1 ba · 882 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$93,500Jun 1998 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

208 Brookside Ave

2 bd · 2 ba · 1,904 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2019 $2,9262025 Amount on Record May 2018 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Apr 2026

210 Brookside Ave

2 bd · 1 ba · 1,276 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,000Sep 2023 $2,1812025 Amount on Record Apr 2022 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

221 Brookside Ave

3 bd · 1 ba · 1,784 sqft · 0.239 acres · Garage

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

300 Brookside Ave

2 bd · 1 ba · 616 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,199Jun 2012 Amount on Record Jan 2012 1 Name on Record AssessorUpdated Apr 2026

301 Brookside Ave

3 bd · 1 ba · 720 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2020 $1,9522025 Amount on Record Jul 2005 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

301 Brookside Ave, #A

2 bd · 1 ba · 972 sqft · 0.069 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Nov 2006 $1,9462025 Amount on Record Apr 2005 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

302 Brookside Ave

3 bd · 1 ba · 672 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Aug 2021 $1,5982025 Amount on Record Mar 2021 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

303 Brookside Ave

3 bd · 1 ba · 720 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,000Mar 2017 $1,6782025 Amount on Record Jun 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

304 Brookside Ave

2 bd · 1 ba · 812 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,600Mar 2024 $1,6042025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

305 Brookside Ave

3 bd · 1 ba · 720 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$60,000Jul 2015 $2692025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

306 Brookside Ave

2 bd · 2 ba · 1,280 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$52,500Oct 2015 $2,1642025 1 Name on Record AssessorUpdated May 2026

307 Brookside Ave

2 bd · 1 ba · 784 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$162,900Dec 2007 $1,9032025 Amount on Record Sep 2004 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

308 Brookside Ave

2 bd · 2 ba · 1,504 sqft · 1.93 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4002025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

309 Brookside Ave

2 bd · 1 ba · 800 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$99,900Apr 2003 $1,5292025 Amount on Record Aug 2001 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

311 Brookside Ave

2 bd · 1 ba · 1,224 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Feb 2015 $2,2272025 Amount on Record Dec 2013 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

400 Brookside Ave

2.98 acres

Last Sale Tax Bill Prior Sale Owner Records
$625,000Mar 2021 Amount on Record Nov 2012 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

401 Brookside Ave

4,800 sqft · Built 1963 · 0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$625,000Mar 2021 $1,6902025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

Wildfire Risk on Brookside Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets