450 Chadbourne Ave, Millbrae, CA 94030 Property Records

San Mateo County property record for 450 Chadbourne Ave, Millbrae, CA 94030

Property Summary

Property Type	Religious, Church, Worship (Synagogue, Temple, Parsonage)
Lot Size	0.634 acres (27,600 sqft)
Owner	Company Name on File
Tax Bill	$13,774 (2025)
Flood Zone	Zone X (minimal risk)
APN	`024-275-120`

Property Details

APN / Parcel Number

Primary APN	`024-275-120`
Alternative APN	`024275060`

Exterior

Lot Area	27,600 sqft (0.634 acres)

Location & Zoning

Street Address	450 CHADBOURNE AVE
City	MILLBRAE
State	CA
Zip	94030-2401
Property Category	Other
Property Type	Other > Religious, Church, Worship (Synagogue, Temple, Parsonage)
Legal Description	LOTS 1-3 & 13 14 BLK 18 MILLBRAE VILLA TRACT RSM 1/37
Legal Subdivision	MILLBRAE VILLA TRACT
Legal Block	18
Legal Lot Number	1
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	3
Census Block	3002
Census Tract	604800

Owner

Source: San Mateo County assessment roll, APN 024-275-120, as of 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	Company Name on File
Mailing Address	450 CHADBOURNE AVE, MILLBRAE, CA 94030-2401
Occupancy	Owner Occupied
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: San Mateo County assessment roll as of 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 is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2026		$1,889,336 (+2.26%) Land $229,057 Building $1,660,279
2025	$13,774.00 (-5.75%)	$1,847,652 (+33.25%) Land $224,566 Building $1,623,086
2023	$14,614.00 (+27.57%)	$1,386,634 Land $215,847 Building $1,170,787
2022	$11,456.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), as of September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · 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 99.8% of the US · lower than 99.8% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, 400 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable · Fiber in parts of the area	2,000 / 250
Etheric Communications, LLC. Fixed Wireless	250 / 100
T-Mobile USA Fixed Wireless	100 / 20

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

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA4110018, 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.