508 Helen Dr, Millbrae, CA 94030 Property Records

San Mateo County property record for 508 Helen Dr, Millbrae, CA 94030

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,660 sqft · built 1948
Lot Size	0.115 acres (5,026 sqft)
Owner	2 Company Names on File
Last Sale	$721,000 (Dec 2010)
Tax Bill	$13,676 (2025)
Deeds & Mortgages	Aug 2020 Line of Credit Apr 2020 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`021-333-030`

Property Details

APN / Parcel Number

Primary APN	`021-333-030`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,660 sqft Living Area
1st Floor Area	1,350 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1948
Effective Year Built	Effective 1948
Architectural Style	Contemporary
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	5,026 sqft (0.115 acres)
Lot Dimensions	91 ft deep x 55 ft wide
Garage Area	378 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	508 HELEN DR
City	MILLBRAE
State	CA
Zip	94030-1620
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 4 BLOCK 17 MEADOW GLEN UNIT NO 2 RSM 29/27 CITY OF MILLBRAE
Legal Subdivision	MEADOW GLEN UNIT NO 2
Legal Block	17
Legal Lot Number	4
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	1
Census Block	1001
Census Tract	604500

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 Record	2 Company Names on File
Mailing Address	508 HELEN DR, MILLBRAE, CA 94030-1620
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 18, 2020	Deed of Trust, Mortgage · Line of Credit QUICKEN LOANS LLC
Apr 24, 2020	Quit Claim Deed, Transfer QUICKEN LNS
Apr 24, 2020	Quit Claim Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO
Dec 23, 2019	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 30, 2010 · Amount on Record
Deed Sale	Dec 30, 2010 · Amount on Record
Prior Sale	Dec 10, 2010 · Amount on Record
Deed Document Number	2010163116
Prior Transfer Date	Feb 4, 2010
Prior Transfer Doc	0000152501
Record Updated	Sep 20, 2026

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	508 HELEN DR, MILLBRAE, CA 94030-1620
Transaction Type	Mortgage
Record Updated	Aug 5, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000081897
Date	Aug 18, 2020
Instrument	2020-081897

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Aug 10, 2050

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

April 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 24, 2020
Property Address	508 HELEN DR, MILLBRAE, CA 94030-1620
Document Number	0000037049
Instrument Date	Apr 17, 2020
Instrument	37049
Transaction Type	Transfer
Record Updated	May 27, 2020
Title Company	CHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	508 HELEN DR MILLBRAE CA 940301620, MILLBRAE, CA 94030-1620

Mortgage

Document Number	37050
Date	Apr 24, 2020
Instrument	37050

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount Recorded
Term	180 Months
Due	Apr 23, 2035

April 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 24, 2020
Property Address	508 HELEN DR, MILLBRAE, CA 94030-1620
Document Number	0000037051
Instrument Date	Apr 17, 2020
Instrument	37051
Transaction Type	Transfer
Record Updated	May 25, 2020
Title Company	CHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	508 HELEN DR MILLBRAE CA 940301620, MILLBRAE, CA 94030-1620

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Dec 23, 2019
Property Address	508 HELEN DR, MILLBRAE, CA 94030-1620
Document Number	0000109693
Instrument Date	Dec 20, 2019
Instrument	109693
Transaction Type	Transfer
Record Updated	Jan 21, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	508 HELEN DR MILLBRAE CA 940301620, MILLBRAE, CA 94030-1620

Tax Assessment & Valuation

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		$1,030,108 (+2%) Land $471,096 Building $559,012
2025	$13,676.00 (+6.86%) Homeowner's exemption	$1,009,911 (+4.04%) Land $461,859 Building $548,052
2023	$12,798.00 (+18.27%) Homeowner's exemption	$970,697 Land $443,925 Building $526,772	$1,472,310
2022	$10,821.00

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	2 (1985–1998)
Claims Outside the SFHA	1 of 2
Most Recent Claim	Feb 1998 · Severe Winter Storms And 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

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Direct burnable vegetation at the parcel

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 586 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 Communications, LLC. Fixed Wireless	250 / 100
T-Mobile USA Fixed Wireless	100 / 20

May also be available: California Internet, Sail Internet Holdings, Verizon.

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