433 Crescent Ave, San Mateo, CA 94402 Property Records

San Mateo County property record for 433 Crescent Ave, San Mateo, CA 94402

Property Summary

Property Type	Single Family Home
Details	5 bd · 4 ba · 3,880 sqft · built 1923
Lot Size	0.384 acres (16,719 sqft)
Owner	2 Individual Names on File
Last Sale	$5,000,000 (Apr 2017)
Tax Bill	$71,682 (2025)
Deeds & Mortgages	May 2020 Mortgage Apr 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`032-022-030`

Property Details

APN / Parcel Number

Primary APN	`032-022-030`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	3,880 sqft Living Area
1st Floor Area	2,400 sqft
2nd Floor Area	700 sqft
Family Room	Family Room
Study	Study
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1923
Effective Year Built	Effective 1923
Lot Area	16,719 sqft (0.384 acres)
Lot Dimensions	223 ft deep x 74 ft wide
Garage Area	600 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	433 CRESCENT AVE
City	SAN MATEO
State	CA
Zip	94402-1107
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10010
Legal Description	SELY 80 FT OF LOT 153 SAN MATEO PARK SUB NO 2 RSM D/55 CITY OF SAN MATEO
Legal Subdivision	SAN MATEO PARK
Legal Lot Number	153
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2006
Census Tract	605800

Owner

433 Crescent Ave is owned and occupied by two individuals who bought it in April 2017.

Source: San Mateo County records, as of July 15, 2026

Owner of Record	2 Individual Names on File
Mailing Address	433 CRESCENT AVE, SAN MATEO, CA 94402-1107
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 11, 2020	Deed of Trust, Mortgage BANK OF AMERICA
Apr 21, 2017	Grant Deed, Transfer BANK OF AMERICA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 21, 2017 · Amount on File
Deed Sale	Apr 21, 2017 · Amount on File
Prior Sale	Jun 8, 2001 · Amount on File
Deed Document Number	201734839
Prior Transfer Date	Oct 15, 2015
Prior Transfer Doc	0000113193
Record Updated	Oct 29, 2026

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	433 CRESCENT AVE, SAN MATEO, CA 94402-1107
Document Number	0000043921
Instrument Date	May 11, 2020
Transaction Type	Mortgage
Record Updated	Jun 8, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	433 CRESCENT AVE SAN MATEO CA 944021107, SAN MATEO, CA 94402-1107

Mortgage

Document Number	0000043921
Date	May 14, 2020
Instrument	43921

Lender

Name	BANK OF AMERICA
Type	Bank
Address	101 S TRYON ST, CHARLOTTE, NC 28280-0002

Agreement

Amount	Amount on Record
Term	360 Months
Due	May 13, 2050

Interest

Rate Type	Adjustable Rate
Rate	2.5%

April 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 21, 2017
Property Address	433 CRESCENT AVE, SAN MATEO, CA 94402-1107
Document Number	0000034839
Instrument Date	Apr 12, 2017
Instrument	34839
Transaction Type	Transfer
Record Updated	Aug 18, 2018
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$5,500.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	433 CRESCENT AVE SAN MATEO CA 944021107, SAN MATEO, CA 94402-1107

Mortgage

Document Number	34840
Date	Apr 21, 2017
Instrument	34840

Lender

Name	BANK OF AMERICA
Type	Bank
Address	101 S TRYON ST, CHARLOTTE, NC 28280-0002

Agreement

Amount	Amount on Record
Term	360 Months
Due	Apr 20, 2047

Interest

Rate Type	Adjustable Rate
Rate	2.62%

Tax Assessment & Valuation

The 2025 property tax bill for 433 Crescent Ave was $71,682 with a homeowner's exemption.

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		$5,918,981 (+2%) Land $3,433,010 Building $2,485,971
2025	$71,682.00 Homeowner's exemption	$5,802,924 Land $3,365,697 Building $2,437,227
2023	$66,705.00 (+2.25%) Homeowner's exemption	$5,577,591 Land $3,235,003 Building $2,342,588	$5,599,170
2022	$65,240.00

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

Flood

FEMA maps place 433 Crescent Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 10, 2026

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

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

Wildfire

The area around 433 Crescent Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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 333 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50

May also be available: Etheric Networks, Sonic Telecom, T-Mobile, Verizon.

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