12 E Keystone Ave, Wilmington, DE 19804 Property Records

New Castle County property record for 12 E Keystone Ave, Wilmington, DE 19804

Property Summary

Property TypeSingle Family Home
Details2 bd · 1 ba · 864 sqft · built 1956
Lot Size0.14 acres (6,098 sqft)
OwnerCompany Name on Record
Last Sale$26,400 (Sep 1975)
Tax Bill$1,269 (2023)
Deeds & MortgagesAug 2022 Mortgage
Flood ZoneZone X (minimal risk)
APN07-042.20-063

Property Details

APN / Parcel Number

Primary APN07-042.20-063

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms7 Rooms
Stories1 Story
Building Area864 sqft Gross Area
1st Floor Area864 sqft
FlooringWood
Interior WallsPlaster

Exterior

Year BuiltBuilt 1956
Effective Year BuiltEffective 1956
Architectural StyleRanch
Exterior MaterialAsbestos
Roof TypeGable
Roof MaterialAsphalt
Lot Area6,098 sqft (0.14 acres)
Lot Dimensions84 ft deep x 72 ft wide

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C
SewerConnected

Location & Zoning

Street Address12 E KEYSTONE AVE
CityWILMINGTON
StateDE
Zip19804-2024
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeNC5
Legal SubdivisionKEYSTONE
Legal BlockD
Legal Lot Number9
JurisdictionNEW CASTLE DE
Township / Civil DivisionLOWER CHRISTIANA
Census Block Group6
Census Block6006
Census Tract12500

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address4391 STURBRIDGE DR, HARRISBURG, PA 17110-3673
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 1, 1975 · Amount on Record
Deed SaleSep 1, 1975 · Amount on Record
Deed Book / Page90 / 883
Record UpdatedJun 8, 2026

August 2022: Deed, Transfer

Document TypeDeed
JurisdictionNEW CASTLE DE
Recording DateAug 29, 2022
Property Address12 E KEYSTONE AVE, WILMINGTON, DE 19804-2024
Document Number0000085204
Map ReferenceDD K VOL 16 PG 601
Instrument DateAug 4, 2022
Instrument20220829-0085204
Transaction TypeTransfer
Record UpdatedSep 8, 2022

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address201 BAYARD AVE, WILMINGTON, DE 19805-3331

Mortgage

Document Number0000085208
DateAug 29, 2022
Instrument20220829-0085208
Lender
NameFINANCE OF AMERICA MORTGAGE LLC
TypeMortgage Company
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Term13 Months
DueSep 1, 2023

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateDelaware
CountyNew Castle County
Unified School DistrictRed Clay Consolidated School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$245,100 (+548.41%) Land $72,000 Building $173,100
2023$1,269.00$37,800 (-) Land $7,700 Building $30,100
2022$37,800 Land $7,700 Building $30,100$161,730

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

Flood

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

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Claims1 (1998)
Most Recent ClaimFeb 1998 · tidal / storm surge

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

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

Wildfire RiskLow
lower than 98% of the US · lower than 91% of Delaware
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemARTESIAN WATER COMPANY
private · serves 231,114 people · EPA ID DE0000552
Water SourcePurchased surface water from several systems
Last State InspectionOct 2025
Lead1 ppb (2024–2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 701 locations within half a mile, as of December 31, 2025

ProviderMax 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.

Nearby Properties on E Keystone Ave

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