3605 May Rd, Richmond (El Sobrante), CA 94803 Property Records

Contra Costa County property record for 3605 May Rd, Richmond, CA 94803

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,514 sqft · built 1963
Lot Size	0.321 acres (14,000 sqft)
Owner	2 Individual Names on File
Last Sale	$855,000 (Mar 2024)
Tax Bill	$13,639 (2025)
Deeds & Mortgages	Jan 2026 Mortgage Mar 2024 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`431-265-006-4`

Property Details

APN / Parcel Number

Primary APN	`431-265-006-4`
Alternative APN	`431-265-006`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,514 sqft Living Area
1st Floor Area	1,514 sqft

Exterior

Year Built	Built 1963
Effective Year Built	Effective 1978
Lot Area	14,000 sqft (0.321 acres)
Garage Type	Attached
Garage Area	473 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	3605 MAY RD
City	EL SOBRANTE
State	CA
Zip	94803-2019
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 2619 210
Legal Subdivision	RICHMOND ANX
Legal Tract	2619
Legal Lot Number	210
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	2
Census Block	2010
Census Tract	360101

Owner

3605 May Rd is owned and occupied by two individuals who bought it in March 2024.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	2 Individual Names on File
Mailing Address	3605 MAY RD, EL SOBRANTE, CA 94803-2019
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
Jan 6, 2026	Deed of Trust, Mortgage · Conventional Mortgage OCMBC INC
Mar 8, 2024	Grant Deed, Transfer · Commercial Mortgage REDWOOD MORTGAGE CORP
Mar 9, 2018	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Apr 2, 2020	Deed of Trust, Mortgage · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 8, 2024 · Amount on File
Deed Sale	Mar 8, 2024 · Amount on File
Prior Sale	Mar 4, 2013 · Amount on File
Deed Document Number	202421895
Prior Transfer Date	Aug 8, 2014
Prior Transfer Doc	0000143875
Record Updated	Oct 29, 2026

January 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3605 MAY RD, RICHMOND, CA 94803-2019
Transaction Type	Mortgage
Record Updated	Jan 15, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3605 MAY RD, EL SOBRANTE, CA 94803-2019

Mortgage

Document Number	0000000994
Date	Jan 6, 2026
Instrument	2026- 000994

Lender

Name	OCMBC INC
Type	Mortgage Company
Address	19000 MACARTHUR BLVD STE 200, IRVINE, CA 92612

Agreement

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

March 2024: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 8, 2024
Property Address	3605 MAY RD, RICHMOND, CA 94803-2019
Document Number	0000021895
Map Reference	MB 77 PG 42
Instrument Date	Feb 27, 2024
Instrument	2024-021895
Transaction Type	Transfer
Record Updated	Mar 18, 2024
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount 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
Relationship	Joint Tenants
Address	3605 MAY RD, RICHMOND, CA 94803-2019

Mortgage

Document Number	0000021896
Date	Mar 8, 2024
Instrument	2024-021896

Lender

Name	REDWOOD MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

March 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3605 MAY RD, RICHMOND, CA 94803-2019
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000036469
Date	Mar 9, 2018
Instrument	2018-036469

Lender

Name	PATELCO CU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	302 Months
Due	Apr 30, 2043

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3605 MAY RD, RICHMOND, CA 94803-2019
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000063667
Date	Apr 2, 2020
Instrument	2020-063667

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company
Address	ROSEVILLE, CA 95661

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	180 Months
Due	Apr 1, 2035

Tax Assessment & Valuation

The 2025 property tax bill for 3605 May Rd was $13,639.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Richmond City
Unified School District	West Contra Costa Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$889,542 (+2%) Land $473,382 Building $416,160
2025	$13,639.00	$872,100 Land $464,100 Building $408,000
2023	$7,994.00 (+1.46%)	$481,720 Land $248,553 Building $233,167
2022	$7,879.00

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

Flood

FEMA maps place 3605 May Rd in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 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
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	1 in force

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

Wildfire risk around 3605 May Rd is low, with a 0.05% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 66% of the US · lower than 80% of California
Wildfire Likelihood	0.05% annual chance
Exposure	Direct burnable vegetation

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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 434 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
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: Sonic Telecom, Verizon.

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