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

San Mateo County property record for 977 S B St, San Mateo, CA 94401

Property Summary

Property TypeDuplex
Details74 bd · 2 ba · 1,945 sqft · built 1945
Lot Size0.17 acres (7,400 sqft)
Owner2 Trust Names on File
Last Sale$500,000 (Aug 2000)
Tax Bill$11,481 (2025)
Deeds & MortgagesMar 2023 Transfer
Nov 2019 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN034-271-150

Property Details

APN / Parcel Number

Primary APN034-271-150

Interior

Bedrooms74 Beds
Full Baths2 Baths
Total Rooms74 Rooms
Units2 Units
Stories1 Story
Building Area1,945 sqft Living Area
1st Floor Area1,960 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1945
Effective Year BuiltEffective 1945
Architectural StyleDuplex Single
Lot Area7,400 sqft (0.17 acres)
Lot Dimensions148 ft deep x 50 ft wide
Garage Area400 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address977 S B ST
CitySAN MATEO
StateCA
Zip94401-4207
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Local Zoning CodeR20000
Legal DescriptionLOT 3 GLAZENWOOD NO 2 RSM 24/44 CITY OF SAN MATEO
Legal SubdivisionGLAZENWOOD NO 2
Legal Lot Number3
JurisdictionSAN MATEO CA
Township / Civil DivisionSAN MATEO
Census Block Group3
Census Block3000
Census Tract606400

Owner

977 S B St, a duplex, is held in a trust since March 2023.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Trust Names on File
Mailing Address851 N IDAHO ST, SAN MATEO, CA 94401-1122
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Mar 15, 2023Intrafamily Transfer, Transfer
Nov 6, 2019Deed of Trust, Mortgage · Conventional Mortgage
FIRST REPUBLIC BANK
Mar 5, 2018Quit Claim Deed, Transfer
Quitclaim

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 4, 2000 · Amount on File
Deed SaleAug 4, 2000 · Amount on File
Deed Document Number200095693
Last Transfer DateMar 8, 2023
Transfer Doc0000011273
Record UpdatedSep 20, 2026

March 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN MATEO CA
Recording DateMar 15, 2023
Property Address977 S B ST, SAN MATEO, CA 94401-4207
Document Number0000011273
Map ReferenceMB 24 PG 44
Instrument DateMar 8, 2023
Instrument2023-011273
Transaction TypeTransfer
Record UpdatedJun 7, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address851 N IDAHO ST, SAN MATEO, CA 94401-1122

November 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSAN MATEO CA
Property Address977 S B ST, SAN MATEO, CA 94401-4207
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyFIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000093021
DateNov 6, 2019
Instrument2019-093021
Lender
NameFIRST REPUBLIC BANK
TypeBank
AddressSAN FRANCISCO, CA 94111
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term360 Months
DueNov 1, 2049
Interest
Rate TypeAdjustable Rate
Rate3.85%
Type Change DateNov 1, 2029
Change FrequencyAnnually
Min Rate At Change2.95%
Index1-Year CMT
Max Rate10.9%

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN MATEO CA
Recording DateMar 5, 2018
Property Address977 S B ST, SAN MATEO, CA 94401-4207
Document Number0000015765
Instrument DateDec 12, 2017
Instrument15765
Transaction TypeTransfer
Record UpdatedMar 20, 2018

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address851 N IDAHO ST SAN MATEO CA 944011122, SAN MATEO, CA 94401-1122

Tax Assessment & Valuation

The 2025 property tax bill for 977 S B St was $11,481.

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

Property Jurisdictions

TypeName
StateCalifornia
CountySan Mateo County
MunicipalitySan Mateo City
Elementary School DistrictSan Mateo-Foster City Elementary School District (KG - 08)
Secondary School DistrictSan Mateo Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$768,471 (+2%) Land $461,084 Building $307,387
2025$11,481.00$753,404 Land $452,044 Building $301,360
2023$12,451.00 (+4.9%)$724,150 Land $434,492 Building $289,658
2022$11,869.00

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

Flood

FEMA maps place 977 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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 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 977 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 RiskNot 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 SystemCALIFORNIA WATER SERVICE - SAN MATEO
private · serves 103,536 people · EPA ID CA4110008
Water SourcePurchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State InspectionMar 2025
Lead4 ppb (2023–2025)
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 915 locations within half a mile, as of December 31, 2025

ProviderMax 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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