645 40th St, Richmond, CA 94805 Property Records

Contra Costa County property record for 645 40th St, Richmond, CA 94805

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 891 sqft · built 1941
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Individual Names on File
Last Sale	$650,000 (Apr 2023)
Tax Bill	$11,111 (2025)
Deeds & Mortgages	Apr 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`518-330-002-8`

Property Details

APN / Parcel Number

Primary APN	`518-330-002-8`
Alternative APN	`518-330-002`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	891 sqft Living Area
1st Floor Area	891 sqft

Exterior

Year Built	Built 1941
Effective Year Built	Effective 1956
Lot Area	5,000 sqft (0.115 acres)
Garage Type	Attached
Garage Area	215 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	645 40TH ST
City	RICHMOND
State	CA
Zip	94805-1809
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	SPAULD RICH PULL TWNST LOTS 26&27 BLK 38
Legal Subdivision	SPAULDING RICHMOND
Legal Block	38
Legal Lot Number	26,27
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	3
Census Block	3011
Census Tract	371000

Owner

Source: Contra Costa County records · APN 518-330-002-8

Assessment roll updated July 14, 2026 · Last verified August 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	1002 VENTURA AVE, ALBANY, CA 94706-2529
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 28, 2023 · Amount on Record
Deed Sale	Apr 28, 2023 · Amount on Record
Deed Document Number	202339946
Prior Transfer Date	Apr 21, 2023
Prior Transfer Doc	0000039945
Record Updated	Sep 20, 2026

April 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 28, 2023
Property Address	645 40TH ST, RICHMOND, CA 94805-1809
Document Number	0000039946
Map Reference	MB 4 PG 80
Instrument Date	Apr 19, 2023
Instrument	2023-039946
Transaction Type	Transfer
Record Updated	May 09, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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	1002 VENTURA AVE, ALBANY, CA 94706-2529

Mortgage

Document Number	0000039947
Date	Apr 28, 2023
Instrument	2023-039947

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2053

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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

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

Year	Tax Bill	Assessed Value
2026		$689,785 (+2%) Land $557,134 Building $132,651
2025	$11,111.00 (+10.33%)	$676,260 (+11.78%) Land $546,210 Building $130,050
2023	$10,071.00 (+421%)	$605,000 Land $505,000 Building $100,000
2022	$1,933.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Low lower than 93% of the US · lower than 96% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

May also be available: California Internet, Etheric Communications, LLC..

Based on FCC filings for 949 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.