18641 Nau Ave, Porter Ranch, CA 91326 Property Records

Los Angeles County property record for 18641 Nau Ave, Porter Ranch, CA 91326

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,633 sqft · built 1973
Lot Size0.368 acres (16,009 sqft)
Owner2 Individual Names on Record
Last Sale$525,000 (Sep 2008)
Tax Bill$8,439 (2025)
Deeds & MortgagesJul 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN2871-011-041

Property Details

APN / Parcel Number

Primary APN2871-011-041

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Stories1 Story
Building Area1,633 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1973
Effective Year BuiltEffective 1973
Architectural StyleConventional
Exterior MaterialStucco
Construction TypeWood
Roof TypeGable
Roof MaterialGravel
Lot Area16,009 sqft (0.368 acres)
Lot Dimensions190 ft deep x 84 ft wide

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address18641 NAU AVE
CityPORTER RANCH
StateCA
Zip91326-2111
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeLARE9
Legal DescriptionTRACT NO 26442 LOT 48
Legal Subdivision26442
Legal Tract26442
Legal Block1
Legal Lot Number48
JurisdictionLOS ANGELES CA
Township / Civil DivisionSAN FERNANDO VALLEY
Census Block Group1
Census Block1002
Census Tract108101

Owner

Source: Los Angeles County records, as of May 21, 2026

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

Owner of Record2 Individual Names on Record
Mailing Address18641 NAU AVE, PORTER RANCH, CA 91326-2111
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 12, 2008 · Amount on Record
Deed SaleSep 12, 2008 · Amount on Record
Prior SaleMar 19, 2008 · Amount on Record
Deed Document Number20081646806
Prior Transfer DateJun 26, 2006
Prior Transfer Doc0001452993
Record UpdatedSep 20, 2026

July 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionLOS ANGELES CA
Property Address18641 NAU AVE, PORTER RANCH, CA 91326-2111
Transaction TypeMortgage
Record UpdatedJul 30, 2021
Title CompanyLAWYERS TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address18641 NAU AVE, PORTER RANCH, CA 91326-2111

Mortgage

Document Number0001132324
DateJul 22, 2021
Instrument21-1132324
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueAug 1, 2051

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of May 21, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyLos Angeles County
MunicipalityLos Angeles City
Unified School DistrictLos Angeles Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2025$8,439.00 (+3.19%) Homeowner's exemption$676,062 (+4.04%) Land $540,855 Building $135,207
2023$8,178.00 (+4.77%) Homeowner's exemption$649,810 Land $519,853 Building $129,957
2022$7,806.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 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
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies1 in force
Nearby Flood Claims1 (1998)
Claims Outside the SFHA1 of 1
Most Recent ClaimFeb 1998 · Severe Winter Storms And Flooding

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 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
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 SystemLOS ANGELES-CITY, DEPT. OF WATER & POWER
serves 3,875,566 people · EPA ID CA1910067
Water SourceSurface water
Lead4 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityTreatment failure
resolved · Jan 2018
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 601 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Cable
1,000 / 50
Verizon
Fixed Wireless
300 / 20

May also be available: AT&T, T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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