Seaside Ave, Bethany Beach, DE Property Records

Sussex County property records for 15 addresses on Seaside Ave, Bethany Beach, DE · Last verified August 2026

Seaside Ave Highlights

Properties 15
Median Sale Price $1,430,000
Deeds and Mortgages on File 7
Median Price per Sqft $885
Owner Occupied 7%
Median Annual Tax Bill $5,640
Median Year Built 1985
Median Ownership Tenure 14 years

Properties on Seaside Ave

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

39635 Seaside Ave

5 bd · 3 ba · 1,704 sqft · 0.232 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$980,000Dec 2010 $5,6172025 2 Names on Record AssessorUpdated Jun 2026

39652 Seaside Ave

3 bd · 2 ba · 1,863 sqft · 0.237 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Jun 2006 $4,9212025 2 Names on Record AssessorUpdated Jun 2026

39653 Seaside Ave

3 bd · 2 ba · 1,938 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,092,500Jun 2018 $5,0512025 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

39661 Seaside Ave

4 bd · 2 ba · 2,528 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,430,000Jun 2014 $5,2702025 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

39664 Seaside Ave

4 bd · 5 ba · 3,680 sqft · 0.246 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,900,000Aug 2026 $6,4632025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

39668 Seaside Ave

5 bd · 3 ba · 1,170 sqft · 0.246 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Dec 2012 $5,0302025 2 Names on Record AssessorUpdated Jun 2026

39669 Seaside Ave

3 bd · 3 ba · 3,144 sqft · 0.229 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,312,500Sep 2013 $5,6402025 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

39676 Seaside Ave

6 bd · 5 ba · 3,328 sqft · 0.246 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Feb 1994 $5,7022025 1 Name on Record AssessorUpdated Jun 2026

39677 Seaside Ave

4 bd · 3 ba · 1,808 sqft · 0.229 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,3112025 2 Names on Record AssessorUpdated Jun 2026

39684 Seaside Ave

4 bd · 4 ba · 2,433 sqft · 0.251 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,3612025 2 Names on Record AssessorUpdated Jun 2026

39685 Seaside Ave

5 bd · 5 ba · 2,320 sqft · 0.231 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,2402025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

39687 Seaside Ave

6 bd · 9 ba · 3,378 sqft · 0.333 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$780,000Jul 1997 $13,3242025 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

39688 Seaside Ave

5 bd · 3 ba · 3,400 sqft · 0.325 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,4922025 1 Name on Record AssessorUpdated Jun 2026

39690 Seaside Ave

5 bd · 5 ba · 3,528 sqft · 0.258 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,400,000Aug 2019 $11,9262025 —Sep 1999 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

39691 Seaside Ave

5 bd · 5 ba · 2,704 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$577,500Oct 1996 $10,7442025 2 Names on Record AssessorUpdated Jun 2026

Property Records in Nearby Streets