888 Irwin Dr, Hillsborough (Burlingame), CA 94010 Property Records

San Mateo County property record for 888 Irwin Dr, Hillsborough, CA 94010

Property Summary

Property Type	Single Family Home
Details	6 bd · 6 ba · 12,055 sqft · built 2016
Lot Size	2 acres (87,190 sqft)
Owner	Company Name on Record
Last Sale	$9,100,000 (Aug 2013)
Tax Bill	$198,094 (2025)
Deeds & Mortgages	Jan 2021 Mortgage Dec 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`028-083-030`

Property Details

APN / Parcel Number

Primary APN	`028-083-030`

Interior

Bedrooms	6 Beds
Full Baths	6 Baths
Total Rooms	16 Rooms
Stories	2 Stories
Building Area	12,055 sqft Living Area
Gross Area	13,036 sqft
1st Floor Area	6,521 sqft
2nd Floor Area	4,959 sqft
Basement Area	1,556 sqft
Finished Basement	575 sqft
Unfinished Basement	981 sqft
Family Room	Family Room
Study	Study

Exterior

Year Built	Built 2016
Effective Year Built	Effective 2016
Lot Area	87,190 sqft
Lot Dimensions	295 ft deep x 294 ft wide
View / Lot	Corner
Garage Area	924 sqft
Parking Spaces	4 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	888 IRWIN DR
City	HILLSBOROUGH
State	CA
Zip	94010-6328
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10025
Legal Description	WLY 76.67 FT STRIP MOL OF LOT 2 LOT 3 MAP OF IRWIN PROPERTY RSM 11/52 53 TOWN OF HILLSBOROUGH
Legal Subdivision	MAP OF IRWIN PROPERTY
Legal Lot Number	2,3
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1013
Census Tract	605600

Owner

Source: San Mateo County records, 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	Company Name on Record
Mailing Address	3000 DANVILLE BLVD, F, ALAMO, CA 94507-1572
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Jan 21, 2021	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA
Dec 2, 2019	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 9, 2013 · Amount on Record
Deed Sale	Aug 9, 2013 · Amount on Record
Prior Sale	May 16, 1995
Deed Document Number	2013116476
Prior Transfer Date	Aug 18, 2010
Prior Transfer Doc	0000110621
Record Updated	Oct 29, 2026

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	888 IRWIN DR, HILLSBOROUGH, CA 94010-6328
Transaction Type	Mortgage
Record Updated	Feb 17, 2021
Title Company	ORANGE COAST TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4 EMBARCADERO CTR 3500, 3500, SAN FRANCISCO, CA 94111-4185

Mortgage

Document Number	0000009374
Date	Jan 21, 2021
Instrument	2021-009374

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	DOWNERS GROVE, IL 60515

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2051

December 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	888 IRWIN DR, HILLSBOROUGH, CA 94010-6328
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	OLD REPUBLIC NATL TTL INS CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000101140
Date	Dec 2, 2019
Instrument	2019-101140

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	WESTMONT, IL 60559

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	2.62%
Type Change Date	Dec 1, 2029
Change Frequency	Annually
Min Rate At Change	4.22%
Max Rate At Change	4.62%
Index	1-Year LIBOR
Max Rate	7.62%

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	Hillsborough Town
Elementary School District	Hillsborough City 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
2026		$17,575,937 (+2.37%) Land $10,565,713 Building $7,010,224
2025	$198,094.00 (+3.55%)	$17,168,568 (+4.04%) Land $10,358,543 Building $6,810,025
2023	$191,309.00 (+4.34%)	$16,501,895 Land $9,956,309 Building $6,545,586
2022	$183,353.00

Assessed value is set for property tax purposes and is not a market price estimate.

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 Policies	4 in force
Nearby Flood Claims	3 (1998–2023)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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	TOWN OF HILLSBOROUGH serves 11,766 people · EPA ID CA4110016
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2026
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	None 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 887 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Sonic Telecom Fiber	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks, GeoLinks.

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