30 Arroyo Seco, Millbrae, CA 94030 Property Records

San Mateo County property record for 30 Arroyo Seco, Millbrae, CA 94030

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,840 sqft · built 1965
Lot Size	0.286 acres (12,471 sqft)
Owner	2 Company Names on File
Tax Bill	$3,680 (2025)
Deeds & Mortgages	Mar 2019 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`024-021-450`

Property Details

APN / Parcel Number

Primary APN	`024-021-450`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Building Area	1,840 sqft Living Area
Gross Area	2,020 sqft
1st Floor Area	1,230 sqft
2nd Floor Area	610 sqft
Basement Area	180 sqft
Family Room	Family Room

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1965
Lot Area	12,471 sqft (0.286 acres)
Lot Dimensions	154 ft deep x 81 ft wide
Garage Type	Basement
Garage Area	180 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	30 ARROYO SECO
City	MILLBRAE
State	CA
Zip	94030-2106
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 25 MILLBRAE HIGHLANDS SUB NO 10 RSM 34/17 18 CITY OF MILLBRAE
Legal Subdivision	MILLBRAE HIGHLANDS
Legal Lot Number	25
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	1
Census Block	1004
Census Tract	604700

Owner

Source: San Mateo County records · APN 024-021-450

Assessment roll updated July 15, 2026 · Last verified July 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	30 ARROYO SECO, MILLBRAE, CA 94030-2106
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Feb 16, 2007
Transfer Doc	0000032483
Record Updated	Sep 20, 2026

March 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	30 ARROYO SECO, MILLBRAE, CA 94030-2106
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000016251
Date	Mar 08, 2019
Instrument	2019-016251

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	361 Months
Due	Apr 01, 2049

Tax Assessment & Valuation

Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$161,243 (+2%) Land $42,484 Building $118,759
2025	$3,680.00 (+3.78%) Homeowner's exemption	$158,082 (+4.04%) Land $41,651 Building $116,431
2023	$3,546.00 (+86.83%) Homeowner's exemption	$151,946 Land $40,035 Building $111,911	$1,971,630
2022	$1,898.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 10, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max 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

May also be available: T-Mobile USA.

Based on FCC filings for 679 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF MILLBRAE serves 22,795 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.