259 Sebastian Dr, Millbrae, CA 94030 Property Records

San Mateo County property record for 259 Sebastian Dr, Millbrae, CA 94030

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,010 sqft · built 1963
Lot Size0.175 acres (7,604 sqft)
Owner2 Company Names on File
Tax Bill$12,028 (2025)
Deeds & MortgagesFeb 2020 Transfer
Feb 2020 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN024-431-080

Property Details

APN / Parcel Number

Primary APN024-431-080

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Building Area2,010 sqft Living Area
1st Floor Area2,010 sqft
Family RoomFamily Room

Exterior

Year BuiltBuilt 1963
Effective Year BuiltEffective 1963
Lot Area7,604 sqft (0.175 acres)
Lot Dimensions116 ft deep x 64 ft wide
Garage Area460 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address259 SEBASTIAN DR
CityMILLBRAE
StateCA
Zip94030-2958
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10006
Legal DescriptionLOT 8 BLK 36 MILLS ESTATE NO 22 RSM 56/16 18
Legal SubdivisionMILLS ESTATE NO 22
Legal Block36
Legal Lot Number8
JurisdictionSAN MATEO CA
Township / Civil DivisionSOUTH SAN FRANCISCO
Census Block Group2
Census Block2006
Census Tract604900

Owner

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

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

Owner of Record2 Company Names on File
Mailing Address112 CEDAR CT, HERCULES, CA 94547-1308
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Feb 5, 2020Quit Claim Deed, Transfer
OLD REPUBLIC TITLE
Feb 5, 2020Intrafamily Transfer, Transfer · Conventional Mortgage
WELLS FARGO BANK NA
Sep 3, 2019Affidavit of Death, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last Transfer DateJan 24, 2020
Transfer Doc0000009993
Record UpdatedSep 20, 2026

February 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN MATEO CA
Recording DateFeb 5, 2020
Property Address259 SEBASTIAN DR, MILLBRAE, CA 94030-2958
Document Number0000009996
Instrument DateJan 24, 2020
Instrument9996
Transaction TypeTransfer
Record UpdatedFeb 27, 2020
Title CompanyOLD REPUBLIC TITLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address112 CEDAR CT HERCULES CA 945471308, HERCULES, CA 94547-1308

February 2020: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN MATEO CA
Recording DateFeb 5, 2020
Property Address259 SEBASTIAN DR, MILLBRAE, CA 94030-2958
Document Number0000009993
Map ReferenceMB 56 PG 16-18
Instrument DateJan 24, 2020
Instrument2020-009993
Transaction TypeTransfer
Record UpdatedAug 9, 2021
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address259 SEBASTIAN DR, MILLBRAE, CA 94030-2958

Mortgage

Document Number0000009995
DateFeb 5, 2020
Instrument2020-009995
Lender
NameWELLS FARGO BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMar 1, 2050

September 2019: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionSAN MATEO CA
Recording DateSep 3, 2019
Property Address259 SEBASTIAN DR, MILLBRAE, CA 94030-2958
Document Number0000071295
Instrument DateAug 23, 2019
Instrument71295
Transaction TypeTransfer
Record UpdatedSep 23, 2019
Title CompanyATTORNEY ONLY

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address259 SEBASTIAN DR MILLBRAE CA 940302958, MILLBRAE, CA 94030-2958

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$909,178 (+2%) Land $454,589 Building $454,589
2025$12,028.00 (+8.55%) Homeowner's exemption$891,352 (+4.04%) Land $445,676 Building $445,676
2023$11,081.00 (+15.68%) Homeowner's exemption$856,742 Land $428,371 Building $428,371$2,281,500
2022$9,579.00

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 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
Nearby Flood Claims2 (1985–1989)
Claims Outside the SFHA2 of 2
Most Recent ClaimOct 1989 · 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 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond ember reach

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF MILLBRAE
serves 22,795 people · EPA ID CA4110018
Water SourcePurchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State InspectionApr 2025
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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 554 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
Etheric Communications, LLC.
Fixed Wireless
250 / 100
T-Mobile USA
Fixed Wireless
100 / 20

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