4734 Blum Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4734 Blum Rd, Martinez, CA 94553 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	1 bd · 1 ba · 991 sqft · built 1942
Lot Size	0.09 acres (3,920 sqft)
Owner	Company Name on File
Last Sale	$277,500 (Jan 2015)
Tax Bill	$5,001 (2025)
Deeds & Mortgages	Jul 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`159-190-012-9`

Property Details

APN / Parcel Number

Primary APN	`159-190-012-9`
Alternative APN	`159-190-012`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	991 sqft Living Area
1st Floor Area	991 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1942
Effective Year Built	Effective 1962
Architectural Style	Bungalow
Exterior Material	Wood Siding
Roof Material	Composition Shingle
Lot Area	3,920 sqft (0.09 acres)
Garage Type	Attached
Garage Area	532 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4734 BLUM RD
City	MARTINEZ
State	CA
Zip	94553-3640
Property Category	Residential
Property Type	Residential > Single Family > Home
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 · APN 159-190-012-9

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

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

Owner of Record	Company Name on File
Mailing Address	4734 BLUM RD, MARTINEZ, CA 94553-3640
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jan 06, 2015 · Amount on Record
Deed Sale	Jan 06, 2015 · Amount on Record
Prior Sale	Feb 08, 2013
Deed Document Number	20151350
Last Transfer Date	Jul 02, 2015
Transfer Doc	0000155897
Record Updated	Sep 20, 2026

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4734 BLUM RD, MARTINEZ, CA 94553-3640
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4734 BLUM RD, MARTINEZ, CA 94553-3640

Mortgage

Document Number	0000202026
Date	Jul 16, 2021
Instrument	2021-202026

Lender

Name	AXOS BANK
Type	Bank
Address	SAN DIEGO, CA 92122

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	358 Months
Due	May 01, 2051

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	Martinez 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		$340,172 (+2%) Land $251,914 Building $88,258
2025	$5,001.00 (+7.48%)	$333,503 (+4.04%) Land $246,975 Building $86,528
2023	$4,653.00 (+3.06%)	$320,555 Land $237,386 Building $83,169
2022	$4,515.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133200041, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 4 individual NFIP policies nearby
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	4 in force 4 of 4 on primary residences
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2017, rainfall accumulation, Severe Winter Storms, Flooding, And Mudslides

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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.