Williams St, Seaford, DE Property Records

Sussex County property records for 16 addresses on Williams St, Seaford, DE · Last verified August 2026

Williams St Highlights

Properties 16
Median Sale Price $180,000
Deeds and Mortgages on File 14
Median Price per Sqft $131
Owner Occupied 94%
Median Annual Tax Bill $897
Median Year Built 1973
Median Ownership Tenure 10 years

Properties on Williams St

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

304 Williams St

3 bd · 1 ba · 1,656 sqft · 0.247 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$285,000Aug 2025 $8522025 Amount on Record Jul 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

306 Williams St

3 bd · 1 ba · 1,368 sqft · 0.295 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$180,000Dec 2024 $8972025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

309 Williams St

3 bd · 1,536 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1989 $8512025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

310 Williams St

3 bd · 2 ba · 1,508 sqft · 0.245 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$110,800Jun 2017 $9142025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

313 Williams St

3 bd · 2 ba · 1,248 sqft · 0.341 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$190,000Dec 2020 $9132025 —Jun 1997 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

314 Williams St

3 bd · 2 ba · 1,260 sqft · 0.245 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$62025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

317 Williams St

3 bd · 2 ba · 1,872 sqft · 0.243 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$41,000Mar 2015 $1,0352025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

400 Williams St

4 bd · 2 ba · 1,408 sqft · 0.245 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$72,400Sep 1985 $5062025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

401 Williams St

3 bd · 1,134 sqft · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Sep 2003 $7882025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

402 Williams St

3 bd · 2 ba · 1,560 sqft · 0.245 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Jul 2016 $8822025 —Jul 1996 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

403 Williams St

3 bd · 2 ba · 1,400 sqft · 0.482 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1990 $1,0282025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

404 Williams St

3 bd · 2 ba · 1,408 sqft · 0.245 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$150,000May 2012 $8832025 Amount on Record Nov 2011 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

407 Williams St

3 bd · 2 ba · 1,752 sqft · 0.243 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Aug 2022 $1,1662025 Amount on Record Jan 2012 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

408 Williams St

3 bd · 2 ba · 2,176 sqft · 0.245 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6022025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

409 Williams St

1,518 sqft · Built 2022 · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$23,900Jan 2018 $1,5612025 Amount on Record Aug 2013 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

410 Williams St

4 bd · 2 ba · 2,784 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$150,000Feb 2013 $1,3842025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

Wildfire Risk on Williams St

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

Wildfire RiskLow
this street's cells rank below the 1st percentile of exposed land nationally · 1st in Delaware
Wildfire LikelihoodLow — less than 1 in 10,000 per year
ExposureDirect
1 of 3 cells directly exposed · 1 adjoin burnable vegetation

Property Records in Nearby Streets