3420 Williamson Ave, Brookhaven, PA 19015 Property Records

Delaware County property record for 3420 Williamson Ave, Brookhaven, PA 19015

Property Summary

Property Type	Single Family Home
Details	5 bd · 4 ba · 3,852 sqft · built 1950
Lot Size	0.44 acres (19,166 sqft)
Owner	2 Individual Names on File
Last Sale	$485,000 (Apr 2024)
Tax Bill	$11,000 (2026)
Deeds & Mortgages	Apr 2024 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`05-00-01449-01`

Property Details

APN / Parcel Number

Primary APN	`05-00-01449-01`
Alternative APN	`05-07-013:000`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Half Baths	2 Half Baths
Total Rooms	12 Rooms
Stories	2 Stories
Building Area	3,852 sqft Living Area
1st Floor Area	3,852 sqft
Family Room	Family Room

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Architectural Style	Conventional
Exterior Material	Brick/Stone
Construction Type	Frame
Lot Area	19,166 sqft (0.44 acres)
Lot Dimensions	175 ft deep x 93.9 ft wide
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central
Heating Fuel	Oil
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	0507013000
Street Address	3420 WILLIAMSON AVE
City	BROOKHAVEN
State	PA
Zip	19015-2817
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	1 1/2 STY HSE 2C GAR 93.9 X 175 X IRR
Legal Block	50
Jurisdiction	DELAWARE PA
Township / Civil Division	BROOKHAVEN
Census Block Group	1
Census Block	1012
Census Tract	406201

Owner

3420 Williamson Ave is owned and occupied by two individuals who bought it in April 2024.

Source: Delaware County records, as of May 28, 2026

Owner of Record	2 Individual Names on File
Mailing Address	3420 WILLIAMSON AVE, BROOKHAVEN, PA 19015-2817
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

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	2 Names on Deed
Last Sale	Apr 2, 2024 · Amount on File
Deed Sale	Apr 2, 2024 · Amount on File
Prior Sale	Apr 17, 1969
Deed Document Number	202410398
Deed Book / Page	6965 / 4346
Record Updated	Oct 29, 2026

April 2024: Deed, Transfer

Document Type	Deed
Jurisdiction	DELAWARE PA
Recording Date	Apr 2, 2024
Property Address	3420 WILLIAMSON AVE, BROOKHAVEN, PA 19015-2817
Document Number	0069654346
Book / Page	6965 / 4346
Instrument Date	Mar 22, 2024
Instrument	2024010398
Transaction Type	Transfer
Record Updated	Apr 16, 2024
Title Company	TRIDENT LAND TRANSFER COMPANY LP, TRIDENT LAND TRANSFER CO LP

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$4,850.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	3420 WILLIAMSON AVE, BROOKHAVEN, PA 19015-2817

Mortgage

Document Number	2024010399
Date	Apr 2, 2024
Instrument	2024010399

Lender

Name	PROSPERITY HOME MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 1, 2054

Tax Assessment & Valuation

The 2026 property tax bill for 3420 Williamson Ave was $11,000.

Source: Delaware County assessment roll, as of May 28, 2026

Property Jurisdictions

Type	Name
State	Pennsylvania
County	Delaware County
Municipality	Brookhaven Borough
Unified School District	Penn-Delco School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$11,000.00	$391,330 Land $78,520 Building $312,810	$391,330 Land $78,520 Building $312,810
2024		$391,330 Land $78,520 Building $312,810
2023	$9,678.00
2021			$391,330 (-)
2020			$391,330

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 3420 Williamson Ave in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1999.

Source: FEMA National Flood Hazard Layer, effective September 30, 2023 · 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
Nearby Flood Claims	6 (1999–2011)
Most Recent Claim	Aug 2011 · Hurricane Irene
Claims by Event	Tropical Depression Ivan, Sep 2004 · 2 claims

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 3420 Williamson Ave 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 97.3% of Pennsylvania
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	CHESTER WATER AUTHORITY serves 140,437 people · EPA ID PA1230004
Water Source	Surface water
Last State Inspection	Nov 2025
Lead	5 ppb (2025) 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 577 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
AT&T Fixed Wireless	100 / 20

May also be available: T-Mobile.

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