1114 S B St, San Mateo, CA 94401 Property Records

San Mateo County property record for 1114 S B St, San Mateo, CA 94401

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 2,445 sqft · built 1923
Lot Size	0.149 acres (6,500 sqft)
Owner	2 Trust Names on File
Last Sale	$1,900,000 (Jul 2020)
Tax Bill	$26,658 (2025)
Deeds & Mortgages	Sep 2020 Mortgage Jul 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`034-285-010`

Property Details

APN / Parcel Number

Primary APN	`034-285-010`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Units	2 Units
Stories	1 Story
Building Area	2,445 sqft Living Area
1st Floor Area	2,445 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1923
Effective Year Built	Effective 1923
Architectural Style	Duplex Single
Lot Area	6,500 sqft (0.149 acres)
Lot Dimensions	130 ft deep x 50 ft wide
Garage Type	Detached
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	1114 S B ST
City	SAN MATEO
State	CA
Zip	94401-4335
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R20000
Legal Description	LOT 16 BLOCK M SUB NO 3 & RESUB BLKS G & H OF SUB NO 2 HAYWARD PARK RSM 5/36
Legal Subdivision	HAYWARD PARK
Legal Block	M,G,H
Legal Lot Number	16
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1004
Census Tract	606600

Owner

1114 S B St, a duplex, is held in a trust since July 2020.

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

Owner of Record	2 Trust Names on File
Mailing Address	920 PALM AVE, SAN MATEO, CA 94401-4213
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

Date	Document
Sep 22, 2020	Deed of Trust, Mortgage · Conventional Mortgage SAN MATEO CU
Jul 30, 2020	Grant Deed, Transfer · Conventional Mortgage FREMONT BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 30, 2020 · Amount on File
Deed Sale	Jul 30, 2020 · Amount on File
Prior Sale	Apr 5, 2004 · Amount on File
Deed Document Number	202074226
Prior Transfer Date	Dec 8, 2015
Prior Transfer Doc	0000131354
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	1114 S B ST, SAN MATEO, CA 94401-4335
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	LAWYERS TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	920 PALM AVE, SAN MATEO, CA 94401-4213

Mortgage

Document Number	0000098751
Date	Sep 22, 2020
Instrument	2020-098751

Lender

Name	SAN MATEO CU
Type	Credit Union
Address	REDWOOD CITY, CA 94063

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2050

July 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 30, 2020
Property Address	1114 S B ST, SAN MATEO, CA 94401-4335
Document Number	0000074226
Map Reference	MB 5 PG 36
Instrument Date	Jul 17, 2020
Instrument	2020-074226
Transaction Type	Transfer
Record Updated	Aug 9, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$11,590.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	920 PALM AVE, SAN MATEO, CA 94401-4213

Mortgage

Document Number	0000074227
Date	Jul 30, 2020
Instrument	2020-074227

Lender

Name	FREMONT BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2050

Interest

Rate Type	Adjustable Rate
Rate	4.5%
Type Change Date	Aug 1, 2025
Change Frequency	Annually
Min Rate At Change	3.25%
Max Rate At Change	6.5%
Index	1-Year CMT
Max Rate	9.5%

Tax Assessment & Valuation

The 2025 property tax bill for 1114 S B St was $26,658.

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		$2,097,750 (+2%) Land $1,236,569 Building $861,181
2025	$26,658.00	$2,056,619 Land $1,212,323 Building $844,296
2023	$26,241.00 (+4.04%)	$1,976,760 Land $1,165,248 Building $811,512
2022	$25,223.00

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

Flood

FEMA maps place 1114 S B St in Zone X, an area of minimal flood risk.

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 Policies	3 in force

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 1114 S B St 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 915 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
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
Sonic Telecom Fiber	1,000 / 1,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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