3720 Donner St, San Mateo, CA 94403 Property Records

San Mateo County property record for 3720 Donner St, San Mateo, CA 94403

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 2,165 sqft · built 1947
Lot Size	0.115 acres (5,023 sqft)
Owner	2 Company Names on Record
Last Sale	$1,400,000 (Jul 2018)
Tax Bill	$26,784 (2025)
Deeds & Mortgages	Oct 2021 Transfer Jan 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`042-151-100`

Property Details

APN / Parcel Number

Primary APN	`042-151-100`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,165 sqft Living Area
1st Floor Area	1,286 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Architectural Style	Ranch
Roof Material	Composition Shingle
Lot Area	5,023 sqft (0.115 acres)
Lot Dimensions	96 ft deep x 53 ft wide
Garage Area	305 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	3720 DONNER ST
City	SAN MATEO
State	CA
Zip	94403-4416
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 17 BLOCK 2 LAUREL HILLS RSM 23/51 CITY OF SAN
Legal Subdivision	LAUREL HILLS
Legal Block	2
Legal Lot Number	17
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2002
Census Tract	607200

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	2 Company Names on Record
Mailing Address	3720 DONNER ST, SAN MATEO, CA 94403-4416
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 12, 2021	Intrafamily Transfer, Transfer
Jan 28, 2021	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC
Jul 17, 2018	Grant Deed, Transfer · Conventional Mortgage CITIBANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 17, 2018 · Amount on Record
Deed Sale	Jul 17, 2018 · Amount on Record
Prior Sale	Aug 10, 1995 · Amount on Record
Deed Document Number	201855735
Prior Transfer Date	Jul 12, 1995
Prior Transfer Doc	0000081746
Record Updated	Oct 29, 2026

October 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Oct 12, 2021
Property Address	3720 DONNER ST, SAN MATEO, CA 94403-4416
Document Number	0000144342
Map Reference	MB 23 PG 51
Instrument Date	Aug 13, 2021
Instrument	2021-144342
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Living Trust
Address	3720 DONNER ST, SAN MATEO, CA 94403-4416

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	3720 DONNER ST, SAN MATEO, CA 94403-4416
Transaction Type	Mortgage
Record Updated	Feb 24, 2021
Title Company	BOSTON NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3720 DONNER ST, SAN MATEO, CA 94403-4416

Mortgage

Document Number	0000014061
Date	Jan 28, 2021
Instrument	2021-014061

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company
Address	CHICAGO, IL 60613

Agreement

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

July 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 17, 2018
Property Address	3720 DONNER ST, SAN MATEO, CA 94403-4416
Document Number	0000055735
Map Reference	MB23 PG51
Instrument Date	Jul 11, 2018
Instrument	2018-055735
Transaction Type	Transfer
Record Updated	Aug 9, 2021
Title Company	NORTH AMERICAN TITLE CO INC

Transaction

Amount	Amount Recorded
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
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3720 DONNER ST, SAN MATEO, CA 94403-4416

Mortgage

Document Number	0000055736
Date	Jul 17, 2018
Instrument	2018-055736

Lender

Name	CITIBANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2048

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		$2,211,400 (+2%) Land $1,479,175 Building $732,225
2025	$26,784.00 (+4.7%) Homeowner's exemption	$2,168,040 (+4.04%) Land $1,450,172 Building $717,868
2023	$25,581.00 (+1.21%) Homeowner's exemption	$2,083,855 Land $1,393,861 Building $689,994	$2,059,920
2022	$25,275.00

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	1 (1986)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1986 · Severe Storms & 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	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 785 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile.

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