850 Maison Way, Richmond (El Sobrante), CA 94803 Property Records

Contra Costa County property record for 850 Maison Way, Richmond, CA 94803

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,859 sqft · built 1989
Lot Size	0.372 acres (16,200 sqft)
Owner	Individual Name on Record
Last Sale	$530,000 (Jun 2014)
Tax Bill	$11,847 (2025)
Deeds & Mortgages	Oct 2023 Line of Credit Oct 2018 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`433-480-010-1`

Property Details

APN / Parcel Number

Primary APN	`433-480-010-1`
Alternative APN	`433-480-010`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	1,859 sqft Living Area
1st Floor Area	1,008 sqft
2nd Floor Area	851 sqft

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Lot Area	16,200 sqft (0.372 acres)
Garage Type	Attached
Garage Area	430 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	850 MAISON WAY
City	EL SOBRANTE
State	CA
Zip	94803-3570
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	T05170 L0017 B
Legal Subdivision	SUBDIVISION 5170
Legal Tract	05170
Legal Lot Number	17
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	2
Census Block	2008
Census Tract	360102

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	850 MAISON WAY, EL SOBRANTE, CA 94803-3570
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 27, 2023	Deed of Trust, Mortgage · Line of Credit JUSTICE FEDERAL CREDIT UNION
Oct 1, 2018	Deed of Trust, Mortgage JUSTICE FEDERAL CREDIT UNION
Oct 1, 2018	Deed of Trust, Mortgage · Conventional Mortgage HOMESIDE FINANCIAL LLC
May 26, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 11, 2014 · Amount on Record
Deed Sale	Jun 11, 2014 · Amount on Record
Prior Sale	Apr 21, 2008 · Amount on Record
Deed Document Number	201494937
Last Transfer Date	May 21, 2021
Transfer Doc	0000155780
Record Updated	Sep 20, 2026

October 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	850 MAISON WAY, RICHMOND, CA 94803-3570
Transaction Type	Mortgage
Record Updated	Nov 8, 2023
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	850 MAISON WAY, EL SOBRANTE, CA 94803-3570

Mortgage

Document Number	0000116518
Date	Oct 27, 2023
Instrument	2023-116518

Lender

Name	JUSTICE FEDERAL CREDIT UNION
Type	Credit Union
Address	CHANTILLY, VA 20151

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	239 Months
Due	Sep 28, 2043

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

October 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	850 MAISON WAY, RICHMOND, CA 94803-3570
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	MEYMAX TITLE AGENCY OF OHIO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000156017
Date	Oct 1, 2018
Instrument	2018-156017

Lender

Name	JUSTICE FEDERAL CREDIT UNION
Type	Credit Union
Address	CHANTILLY, VA 20151

Agreement

Amount	Amount Recorded
Term	178 Months
Due	Aug 13, 2033

October 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	850 MAISON WAY, RICHMOND, CA 94803-3570
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	MEYMAX TITLE AGENCY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000156016
Date	Oct 1, 2018
Instrument	2018-156016

Lender

Name	HOMESIDE FINANCIAL LLC
Type	Funding / Finance Company
Address	COLUMBIA, MD 21044

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	358 Months
Due	Aug 1, 2048

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	May 26, 2021
Property Address	850 MAISON WAY, RICHMOND, CA 94803-3570
Document Number	0000155780
Map Reference	MB 234 PG 47
Instrument Date	May 21, 2021
Instrument	2021-155780
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

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
Address	850 MAISON WAY, RICHMOND, CA 94803-3570

Mortgage

Document Number	0000155781
Date	May 26, 2021
Instrument	2021-155781

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

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

Tax Assessment & Valuation

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		$662,687 (+2%) Land $300,084 Building $362,603
2025	$11,847.00 (+17.93%)	$649,694 (+4.04%) Land $294,200 Building $355,494
2023	$10,046.00 (+1.39%)	$624,468 Land $282,777 Building $341,691
2022	$9,908.00

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

Flood

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
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	Moderate above 66% of the US · above 40% of California
Wildfire Likelihood	0.3% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
AT&T DSL	100 / 20

May also be available: Unwired.

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