321 San Pablo Ave, Millbrae, CA 94030 Property Records

San Mateo County property record for 321 San Pablo Ave, Millbrae, CA 94030

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,140 sqft · built 1952
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Trust Names on File
Last Sale	$345,000 (Jul 1999)
Tax Bill	$8,095 (2025)
Deeds & Mortgages	Dec 2022 Transfer May 2022 Line of Credit + 3 more
Flood Zone	Zone X (minimal risk)
APN	`021-306-200`

Property Details

APN / Parcel Number

Primary APN	`021-306-200`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,140 sqft Living Area
1st Floor Area	1,140 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1952
Effective Year Built	Effective 1952
Architectural Style	Ranch
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	5,000 sqft (0.115 acres)
Lot Dimensions	100 ft deep x 50 ft wide
Garage Area	470 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	321 SAN PABLO AVE
City	MILLBRAE
State	CA
Zip	94030-2022
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOTS 63 64 BLOCK 3 NORTH MILLBRAE
Legal Subdivision	NORTH MILLBRAE
Legal Block	3
Legal Lot Number	63
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	2
Census Block	2018
Census Tract	604400

Owner

321 San Pablo Ave is owner-occupied and held in a trust since July 1999.

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 Record	2 Trust Names on File
Mailing Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Dec 29, 2022	Intrafamily Transfer, Transfer
May 18, 2022	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Oct 12, 2021	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Oct 6, 2020	Deed of Trust, Mortgage · Conventional Mortgage INTELLILOAN INC
Sep 18, 2019	Quit Claim Deed, Transfer · Conventional Mortgage PROVIDENT CU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 27, 1999 · Amount on File
Deed Sale	Jul 27, 1999 · Amount on File
Deed Document Number	1999127104
Prior Transfer Date	Nov 1, 1995
Prior Transfer Doc	0000119615
Record Updated	Oct 29, 2026

December 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Dec 29, 2022
Property Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Document Number	0000088608
Map Reference	MB 5 PG 49
Instrument Date	Jun 29, 2022
Instrument	2022-088608
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022

May 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Transaction Type	Mortgage
Record Updated	Jun 7, 2022
Title Company	ACCOMODATION, ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022

Mortgage

Document Number	0000041067
Date	May 18, 2022
Instrument	2022-041067

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	302 Months
Due	Jun 30, 2047

Interest

Rate Type	Adjustable Rate
Rate	4.25%
Change Frequency	Monthly
Index	Prime Rate
Max Rate	17%

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Transaction Type	Mortgage
Record Updated	Nov 3, 2021
Title Company	ACCOMODATION, ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022

Mortgage

Document Number	0000143781
Date	Oct 12, 2021
Instrument	2021-143781

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	300 Months
Due	Oct 30, 2046

Interest

Rate Type	Adjustable Rate
Rate	4%
Change Frequency	Monthly

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Document Number	0000110352
Instrument Date	Oct 6, 2020
Transaction Type	Mortgage
Record Updated	Nov 13, 2020
Title Company	ORANGE COAST TITLE COMPANY, ORANGE COAST TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	321 SAN PABLO AVE MILLBRAE CA 940302022, MILLBRAE, CA 94030-2022

Mortgage

Document Number	0000110352
Date	Oct 13, 2020
Instrument	110352

Lender

Name	INTELLILOAN INC
Address	SANTA ANA, CA 92799

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 12, 2050

September 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Sep 18, 2019
Property Address	321 SAN PABLO AVE, MILLBRAE, CA 94030-2022
Document Number	0000076104
Instrument Date	Sep 12, 2019
Instrument	76104
Transaction Type	Transfer
Record Updated	Oct 4, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	321 SAN PABLO AVE MILLBRAE CA 940302022, MILLBRAE, CA 94030-2022

Mortgage

Document Number	76105
Date	Sep 18, 2019
Instrument	76105

Lender

Name	PROVIDENT CU
Type	Credit Union
Address	REDWOOD CITY, CA 94065

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Sep 17, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.25%

Tax Assessment & Valuation

The 2025 property tax bill for 321 San Pablo Ave was $8,095 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Municipality	Millbrae City
Elementary School District	Millbrae 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	Assessed Market Value
2026		$540,842 (+2%) Land $270,421 Building $270,421
2025	$8,095.00 Homeowner's exemption	$530,238 Land $265,119 Building $265,119
2023	$7,660.00 (+32.14%) Homeowner's exemption	$509,650 Land $254,825 Building $254,825	$1,053,090
2022	$5,797.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 321 San Pablo Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 83 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	83 in force
Nearby Flood Claims	10 (1982–1983)
Claims Outside the SFHA	7 of 10
Most Recent Claim	Jan 1983 · tidal / storm surge
Claims by Event	Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 8 claims

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 321 San Pablo Ave 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	CITY OF MILLBRAE serves 22,795 people · EPA ID CA4110018
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Apr 2025
Lead	Under 1 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	1 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 441 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
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Sail Internet, Verizon.

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