3826 King Ln, San Mateo, CA 94403 Property Records

San Mateo County property record for 3826 King Ln, San Mateo, CA 94403

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 2,254 sqft · built 1947
Lot Size	0.124 acres (5,400 sqft)
Owner	2 Trust Names on File
Last Sale	$1,700,000 (Jul 2021)
Tax Bill	$23,883 (2025)
Deeds & Mortgages	Jul 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`042-162-100`

Property Details

APN / Parcel Number

Primary APN	`042-162-100`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Units	2 Units
Stories	1 Story
Building Area	2,254 sqft Living Area
1st Floor Area	2,254 sqft

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Architectural Style	Duplex Single
Lot Area	5,400 sqft (0.124 acres)
Lot Dimensions	100 ft deep x 54 ft wide
View / Lot	Cul-De-Sac
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	3826 KING LN
City	SAN MATEO
State	CA
Zip	94403-4540
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R20000
Legal Description	LOT 17 SUBDIVISION OF LAUREL SQUARE RSM 23/37 CITY OF SAN MATEO
Legal Subdivision	LAUREL SQUARE
Legal Lot Number	17
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2004
Census Tract	607200

Owner

3826 King Ln, a duplex, is held in a trust since July 2021.

Source: San Mateo County records, as of July 15, 2026

Owner of Record	2 Trust Names on File
Mailing Address	3824 KING LN, 3826, SAN MATEO, CA 94403-4540
Owner Type	Company
Vesting	Trust

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	Jul 20, 2021 · Amount on File
Deed Sale	Jul 20, 2021 · Amount on File
Prior Sale	Mar 25, 2016 · Amount on File
Deed Document Number	2021108065
Prior Transfer Date	Nov 16, 2016
Prior Transfer Doc	0000128403
Record Updated	Oct 29, 2026

July 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 20, 2021
Property Address	3826 KING LN, SAN MATEO, CA 94403-4540
Document Number	0000108065
Map Reference	MB 23 PG 37
Instrument Date	Jul 16, 2021
Instrument	2021-108065
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	ORANGE COAST TTL CO OF NOCAL

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$10,370.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	3824 KING LN, SAN MATEO, CA 94403-4540

Mortgage

Document Number	0000108066
Date	Jul 20, 2021
Instrument	2021-108066

Lender

Name	EVERETT FINANCIAL INC
Type	Funding / Finance Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 3826 King Ln was $23,883.

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Municipality	San Mateo City
Elementary School District	San Mateo-Foster City Elementary School District (KG - 08)
Secondary School District	San Mateo Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,840,133 (+2%) Land $1,093,256 Building $746,877
2025	$23,883.00	$1,804,053 Land $1,071,820 Building $732,233
2023	$22,745.00 (+2.3%)	$1,734,000 Land $1,030,200 Building $703,800
2022	$22,233.00

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

Flood

FEMA maps place 3826 King Ln in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1986.

Source: FEMA National Flood Hazard Layer, effective September 10, 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
Nearby Flood Claims	1 (1986)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1986 · Severe Storms & 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

The area around 3826 King Ln has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within 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	CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Lead	4 ppb (2023–2025) 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 785 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile.

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