604 Missouri St, Martinez, CA 94553 Property Records

Contra Costa County property record for 604 Missouri St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,576 sqft · built 2002
Lot Size	0.131 acres (5,700 sqft)
Owner	2 Individual Names on Record
Last Sale	$620,000 (Sep 2020)
Tax Bill	$9,088 (2025)
Deeds & Mortgages	Jan 2020 Mortgage Sep 2020 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`376-051-018-4`

Property Details

APN / Parcel Number

Primary APN	`376-051-018-4`
Alternative APN	`376-051-018`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,576 sqft Living Area
1st Floor Area	764 sqft
2nd Floor Area	812 sqft

Exterior

Year Built	Built 2002
Effective Year Built	Effective 2002
Lot Area	5,700 sqft (0.131 acres)
Garage Type	Attached
Garage Area	495 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	604 MISSOURI ST
City	MARTINEZ
State	CA
Zip	94553-3428
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LEWIS TRACT #1 LOT 5
Legal Subdivision	LEWIS 01
Legal Tract	1
Legal Lot Number	5
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3007
Census Tract	319002

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	2 Individual Names on Record
Mailing Address	604 MISSOURI ST, MARTINEZ, CA 94553-3428
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Jan 13, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Sep 11, 2020	Grant Deed, Transfer · FHA Mortgage GUARANTEED RATE INC
Sep 1, 2017	Grant Deed, Transfer · Conventional Mortgage MORTGAGE CA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 11, 2020 · Amount on Record
Deed Sale	Sep 11, 2020 · Amount on Record
Prior Sale	Sep 1, 2017 · Amount on Record
Deed Document Number	2020202228
Prior Transfer Date	Dec 19, 2002
Prior Transfer Doc	0000498879
Record Updated	Oct 29, 2026

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	604 MISSOURI ST, MARTINEZ, CA 94553-3428
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	NORTH AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000006354
Date	Jan 13, 2020
Instrument	2020-006354

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2050

September 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 11, 2020
Property Address	604 MISSOURI ST, MARTINEZ, CA 94553-3428
Document Number	0000202228
Map Reference	MB 23 PG 737
Instrument Date	Sep 9, 2020
Instrument	2020-202228
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

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

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	604 MISSOURI ST, MARTINEZ, CA 94553-3428

Mortgage

Document Number	0000202229
Date	Sep 11, 2020
Instrument	2020-202229

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2050

September 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 1, 2017
Property Address	604 MISSOURI ST, MARTINEZ, CA 94553-3428
Document Number	0000160693
Instrument Date	Aug 24, 2017
Instrument	160693
Transaction Type	Transfer
Record Updated	Sep 7, 2017
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$594.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	604 MISSOURI ST MARTINEZ CA 945533428, MARTINEZ, CA 94553-3428

Mortgage

Document Number	160694
Date	Sep 1, 2017
Instrument	160694

Lender

Name	MORTGAGE CA
Type	Mortgage Company
Address	LOS GATOS, CA 95032

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Aug 31, 2047

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	Martinez City
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$684,527 (+2%) Land $309,141 Building $375,386
2025	$9,088.00 (+6.96%)	$671,106 (+4.04%) Land $303,080 Building $368,026
2023	$8,497.00 (+2.45%)	$645,048 Land $291,312 Building $353,736
2022	$8,294.00

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

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

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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	CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 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 589 locations within half a mile, as of December 31, 2025

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

May also be available: Astound Broadband.

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