4730 Blum Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4730 Blum Rd, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,165 sqft · built 1947
Lot Size	0.165 acres (7,187 sqft)
Owner	2 Company Names on Record
Last Sale	$111,500 (Apr 2003)
Tax Bill	$3,841 (2025)
Deeds & Mortgages	Feb 2022 Sale Feb 2022 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`159-190-011-1`

Property Details

APN / Parcel Number

Primary APN	`159-190-011-1`
Alternative APN	`159-190-011`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,165 sqft Living Area
1st Floor Area	1,165 sqft

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Lot Area	7,187 sqft (0.165 acres)
Garage Type	Attached
Garage Area	264 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	4730 BLUM RD
City	MARTINEZ
State	CA
Zip	94553-3640
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R7
Legal Description	POR RO LAS JUNTAS
Legal Subdivision	LAS JUNTAS RHO
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1010
Census Tract	320004

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 Company Names on Record
Mailing Address	3013 RANCHO BERNADO DR, PITTSBURG, CA 94565-7681
Owner Type	Company
Vesting	Trust, Revocable Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 15, 2022	Deed, Transfer
Feb 15, 2022	Deed, Transfer
May 4, 2018	Quit Claim Deed, Transfer · Conventional Mortgage PEOPLES HM EQUITY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 22, 2003 · Amount on Record
Deed Sale	Apr 22, 2003 · Amount on Record
Prior Sale	Dec 21, 1999 · Amount on Record
Deed Document Number	2003182830
Last Transfer Date	Sep 17, 2024
Transfer Doc	0000092497
Record Updated	Sep 20, 2026

February 2022: Deed, Transfer

Document Type	Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 15, 2022
Property Address	4730 BLUM RD, MARTINEZ, CA 94553-3640
Document Number	0000028656
Map Reference	MB 36
Instrument Date	Feb 2, 2022
Instrument	2022-028656
Transaction Type	Transfer
Record Updated	Nov 3, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2232 BLACKFIELD DR, CONCORD, CA 94520-3509

February 2022: Deed, Transfer

Document Type	Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 15, 2022
Property Address	4730 BLUM RD, MARTINEZ, CA 94553-3640
Document Number	0000028655
Map Reference	MB 36
Instrument Date	Feb 2, 2022
Instrument	2022-028655
Transaction Type	Transfer
Record Updated	Nov 3, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2232 BLACKFIELD DR, CONCORD, CA 94520-3509

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	May 4, 2018
Property Address	4730 BLUM RD, MARTINEZ, CA 94553-3640
Document Number	0000070008
Instrument Date	Apr 30, 2018
Instrument	70008
Transaction Type	Transfer
Record Updated	Nov 20, 2018
Title Company	FIDELITY NATIONAL TITLE, FIDELITY TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4373 HEARTWOOD CT CONCORD CA 945211942, CONCORD, CA 94521-1942

Mortgage

Document Number	70009
Date	May 4, 2018
Instrument	70009

Lender

Name	PEOPLES HM EQUITY
Type	Funding / Finance Company
Address	BRENTWOOD, TN 37027

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 3, 2048

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$237,235 (+2%) Land $97,762 Building $139,473
2025	$3,841.00 (+7.74%)	$232,585 (+4.04%) Land $95,846 Building $136,739
2023	$3,565.00 (+3.45%)	$223,555 Land $92,125 Building $131,430
2022	$3,446.00

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 6 (20% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides

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	Low lower than 97% of the US · lower than 97.8% of California
Wildfire Likelihood	Under 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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 244 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Fiber · Cable in parts of the area	1,500 / 1,500
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, Verizon.

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