409 Silverside Rd, Wilmington, DE 19809 Property Records

New Castle County property record for 409 Silverside Rd, Wilmington, DE 19809

Property Summary

Property Type	Commercial Office
Details	70,406 sqft · built 1991
Lot Size	4.65 acres (202,554 sqft)
Owner	Company Name on File
Last Sale	$775,300 (Jul 1990)
Tax Bill	$38,510 (2025)
Deeds & Mortgages	Jun 2022 Second Mortgage
Flood Zone	Zone X (minimal risk)
APN	`06-105.00-276`

Property Details

APN / Parcel Number

Primary APN	`06-105.00-276`

Interior

Units	12 Units
Stories	2 Stories
Building Area	70,406 sqft Gross Area
1st Floor Area	35,455 sqft

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Exterior Material	Brick
Construction Type	Adobe
Lot Area	202,554 sqft (4.65 acres)
Lot Dimensions	697 ft deep x 409 ft wide

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC
Sewer	Connected

Location & Zoning

Street Address	409 SILVERSIDE RD
City	WILMINGTON
State	DE
Zip	19809-1770
Property Category	Commercial
Property Type	Commercial > Office > Commercial Office
Local Zoning Code	ON
Legal Subdivision	SILVERSIDE-CARR CTR
Legal Lot Number	2
Jurisdiction	NEW CASTLE DE
Township / Civil Division	BRANDYWINE
Census Block Group	3
Census Block	3018
Census Tract	10400

Owner

409 Silverside Rd, a commercial property, is owned by a company that bought it in July 1990.

Source: New Castle County records, as of April 13, 2026

Owner of Record	Company Name on File
Mailing Address	501 SILVERSIDE RD, WILMINGTON, DE 19809-1374
Owner Type	Company
Vesting	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 3, 1990 · Amount on File
Deed Sale	Jul 3, 1990 · Amount on File
Deed Book / Page	1053 / 137
Record Updated	Jun 8, 2026

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NEW CASTLE DE
Property Address	409 SILVERSIDE RD, WILMINGTON, DE 19809-1770
Transaction Type	Mortgage
Record Updated	Jul 7, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	501 SILVERSIDE RD, WILMINGTON, DE 19809-1374

Mortgage

Document Number	0000066003
Date	Jun 28, 2022
Instrument	20220628-0066003

Lender

Name	QUAINT OAK BANK
Type	Bank
Address	SOUTHAMPTON, PA 18966

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 409 Silverside Rd was $38,510.

Source: New Castle County assessment roll, as of April 13, 2026

Property Jurisdictions

Type	Name
State	Delaware
County	New Castle County
Unified School District	Brandywine School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$38,510.00	$9,879,500 Land $930,000 Building $8,949,500
2023	$149,263.00	$4,242,300 (-) Land $348,800 Building $3,893,500
2022		$4,242,300 Land $348,800 Building $3,893,500

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 409 Silverside Rd in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2013.

Source: FEMA National Flood Hazard Layer, effective January 21, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	3 (2013)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Oct 2013 · other causes

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 409 Silverside Rd is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 97% of the US · lower than 87% of Delaware
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	VEOLIA WATER DELAWARE, INC private · serves 100,495 people · EPA ID DE0000564
Water Source	Surface water
Last State Inspection	Apr 2024
Lead	2 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 525 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 250