731 Birch Ave, San Mateo, CA 94402 Property Records

San Mateo County property record for 731 Birch Ave, San Mateo, CA 94402

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,406 sqft · built 1946
Lot Size	0.103 acres (4,500 sqft)
Owner	2 Company Names on File
Last Sale	$1,850,000 (Apr 2026)
Tax Bill	$18,933 (2025)
Deeds & Mortgages	May 2026 Sale Apr 2026 Sale & Mortgage + 3 more
Flood Zone	Zone X (reduced by levee)
APN	`035-022-300`

Property Details

APN / Parcel Number

Primary APN	`035-022-300`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,406 sqft Living Area
1st Floor Area	910 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1946
Effective Year Built	Effective 1946
Architectural Style	Ranch
Exterior Material	Stucco
Roof Material	Other
Lot Area	4,500 sqft (0.103 acres)
Lot Dimensions	90 ft deep x 50 ft wide
Garage Area	280 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	731 BIRCH AVE
City	SAN MATEO
State	CA
Zip	94402-1952
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 7 BLOCK 6 SUNNYBRAE MAP NO 2 RSM 22/37
Legal Subdivision	SUNNYBRAE MAP NO 2
Legal Block	6
Legal Lot Number	7
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1005
Census Tract	607600

Owner

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 Company Names on File
Mailing Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
May 13, 2026	Deed, Transfer NONE LISTED ON DOCUMENT
Apr 27, 2026	Grant Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE
Oct 5, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Oct 10, 2017	Deed of Trust, Mortgage · ARM HSBC BANK USA
Feb 24, 2017	Grant Deed, Transfer · ARM CITIBANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 27, 2026 · Amount on File
Deed Sale	Apr 27, 2026 · Amount on File
Prior Sale	Feb 24, 2017 · Amount on File
Deed Document Number	202622259
Prior Transfer Date	Sep 26, 2005
Prior Transfer Doc	0000171916
Record Updated	Oct 29, 2026

May 2026: Deed, Transfer

Document Type	Deed
Jurisdiction	SAN MATEO CA
Recording Date	May 13, 2026
Property Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Document Number	0000027300
Instrument Date	May 8, 2026
Instrument	202627300
Transaction Type	Transfer
Record Updated	Aug 28, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952

April 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 27, 2026
Property Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Document Number	0000022259
Instrument Date	Apr 8, 2026
Instrument	202622259
Transaction Type	Transfer
Record Updated	Jul 6, 2026
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE COMPAN

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$205,535.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952

Mortgage

Document Number	0000022260,
Date	Apr 27, 2026
Instrument	202622260

Lender

Name	CROSSCOUNTRY MORTGAGE

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	May 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	6.75%
Initial Type	Adjustable Rate
Adjustable	Adjustable Rate Rider
Max Rate	-1%

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Transaction Type	Mortgage
Record Updated	Aug 5, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952

Mortgage

Document Number	0000105754
Date	Oct 5, 2020
Instrument	2020-105754

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2050

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Transaction Type	Mortgage
Record Updated	Aug 5, 2022
Title Company	WFG NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000089067
Date	Oct 10, 2017
Instrument	2017-089067

Lender

Name	HSBC BANK USA
Type	Bank
Address	NEW YORK, NY 10018

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2047

Interest

Rate Type	Adjustable Rate
Rate	2.89%
Type Change Date	Nov 1, 2024
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	7.89%
Index	1-Year LIBOR
Max Rate	7.89%

February 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Feb 24, 2017
Property Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952
Document Number	0000017123
Map Reference	MAP22 PG37
Instrument Date	Feb 15, 2017
Instrument	2017-017123
Transaction Type	Transfer
Record Updated	Aug 5, 2022
Title Company	LAWYERS TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	731 BIRCH AVE, SAN MATEO, CA 94402-1952

Mortgage

Document Number	0000017124
Date	Feb 24, 2017
Instrument	2017-017124

Lender

Name	CITIBANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.75%
Type Change Date	Mar 1, 2024
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	8.75%
Index	1-Year LIBOR
Max Rate	8.75%

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	San Mateo City
Elementary School District	San Mateo-Foster 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	Assessed Market Value
2026		$1,480,577 (+2%) Land $648,126 Building $832,451
2025	$18,933.00 (+6.37%)	$1,451,547 (+4.04%) Land $635,418 Building $816,129
2024	$17,800.00 (+0.26%)
2023	$17,754.00 (+1.32%) Homeowner's exemption	$1,395,185 Land $610,745 Building $784,440	$1,267,650
2022	$17,522.00

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 reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	8 in force
Nearby Flood Claims	1 (2022)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Dec 2022 · 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	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	CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Lead	4 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 1,004 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Sonic Telecom, Verizon.

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